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into neptunus.(none):/home/msvensson/mysql/mysql-5.1 BitKeeper/deleted/.del-changelog-5.0.xml~f4c50926ccdd7434: Auto merged mysql-test/r/ndb_condition_pushdown.result: Auto merged mysql-test/t/ndb_condition_pushdown.test: Auto merged storage/ndb/include/ndbapi/NdbOperation.hpp: Auto merged storage/ndb/include/util/NdbSqlUtil.hpp: Auto merged storage/ndb/src/common/util/NdbSqlUtil.cpp: Auto merged
1847 lines
52 KiB
Plaintext
1847 lines
52 KiB
Plaintext
DROP TABLE IF EXISTS t1,t2,t3,t4;
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CREATE TABLE t1 (
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auto int(5) unsigned NOT NULL auto_increment,
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string char(10),
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vstring varchar(10),
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bin binary(2),
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vbin varbinary(7),
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tiny tinyint(4) DEFAULT '0' NOT NULL ,
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short smallint(6) DEFAULT '1' NOT NULL ,
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medium mediumint(8) DEFAULT '0' NOT NULL,
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long_int int(11) DEFAULT '0' NOT NULL,
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longlong bigint(13) DEFAULT '0' NOT NULL,
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real_float float(13,1) DEFAULT 0.0 NOT NULL,
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real_double double(16,4),
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real_decimal decimal(16,4),
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utiny tinyint(3) unsigned DEFAULT '0' NOT NULL,
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ushort smallint(5) unsigned zerofill DEFAULT '00000' NOT NULL,
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umedium mediumint(8) unsigned DEFAULT '0' NOT NULL,
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ulong int(11) unsigned DEFAULT '0' NOT NULL,
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ulonglong bigint(13) unsigned DEFAULT '0' NOT NULL,
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bits bit(3),
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options enum('zero','one','two','three','four') not null,
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flags set('zero','one','two','three','four') not null,
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date_field date,
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year_field year,
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time_field time,
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date_time datetime,
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time_stamp timestamp,
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PRIMARY KEY (auto)
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) engine=ndb;
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insert into t1 values
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(NULL,"aaaa","aaaa",0xAAAA,0xAAAA,-1,-1,-1,-1,-1,1.1,1.1,1.1,1,1,1,1,1,
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b'001','one','one',
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'1901-01-01','1901',
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'01:01:01','1901-01-01 01:01:01',NULL),
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(NULL,"bbbb","bbbb",0xBBBB,0xBBBB,-2,-2,-2,-2,-2,2.2,2.2,2.2,2,2,2,2,2,
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b'010','two','one,two',
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'1902-02-02','1902',
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'02:02:02','1902-02-02 02:02:02',NULL),
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(NULL,"cccc","cccc",0xCCCC,0xCCCC,-3,-3,-3,-3,-3,3.3,3.3,3.3,3,3,3,3,3,
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b'011','three','one,two,three',
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'1903-03-03','1903',
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'03:03:03','1903-03-03 03:03:03',NULL),
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(NULL,"dddd","dddd",0xDDDD,0xDDDD,-4,-4,-4,-4,-4,4.4,4.4,4.4,4,4,4,4,4,
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b'100','four','one,two,three,four',
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'1904-04-04','1904',
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'04:04:04','1904-04-04 04:04:04',NULL);
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CREATE TABLE t2 (pk1 int unsigned NOT NULL PRIMARY KEY, attr1 int unsigned NOT NULL, attr2 int unsigned, attr3 VARCHAR(10) ) ENGINE=ndbcluster;
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insert into t2 values (0,0,0, "a"),(1,1,1,"b"),(2,2,NULL,NULL),(3,3,3,"d"),(4,4,4,"e"),(5,5,5,"f");
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CREATE TABLE t3 (pk1 int unsigned NOT NULL PRIMARY KEY, attr1 int unsigned NOT NULL, attr2 bigint unsigned, attr3 tinyint unsigned, attr4 VARCHAR(10) ) ENGINE=ndbcluster;
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insert into t3 values (0,0,0,0,"a"),(1,1,9223372036854775803,1,"b"),(2,2,9223372036854775804,2,"c"),(3,3,9223372036854775805,3,"d"),(4,4,9223372036854775806,4,"e"),(5,5,9223372036854775807,5,"f");
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CREATE TABLE t4 (pk1 int unsigned NOT NULL PRIMARY KEY, attr1 int unsigned NOT NULL, attr2 bigint unsigned, attr3 tinyint unsigned, attr4 VARCHAR(10) , KEY (attr1)) ENGINE=ndbcluster;
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insert into t4 values (0,0,0,0,"a"),(1,1,9223372036854775803,1,"b"),(2,2,9223372036854775804,2,"c"),(3,3,9223372036854775805,3,"d"),(4,4,9223372036854775806,4,"e"),(5,5,9223372036854775807,5,"f");
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set @old_ecpd = @@session.engine_condition_pushdown;
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set engine_condition_pushdown = off;
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select auto from t1 where
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string = "aaaa" and
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vstring = "aaaa" and
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bin = 0xAAAA and
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vbin = 0xAAAA and
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tiny = -1 and
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short = -1 and
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medium = -1 and
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long_int = -1 and
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longlong = -1 and
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real_float > 1.0 and real_float < 2.0 and
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real_double > 1.0 and real_double < 2.0 and
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real_decimal > 1.0 and real_decimal < 2.0 and
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utiny = 1 and
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ushort = 1 and
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umedium = 1 and
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ulong = 1 and
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ulonglong = 1 and
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bits = b'001' and
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options = 'one' and
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flags = 'one' and
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date_field = '1901-01-01' and
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year_field = '1901' and
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time_field = '01:01:01' and
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date_time = '1901-01-01 01:01:01'
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order by auto;
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auto
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1
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select auto from t1 where
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string != "aaaa" and
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vstring != "aaaa" and
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bin != 0xAAAA and
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vbin != 0xAAAA and
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tiny != -1 and
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short != -1 and
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medium != -1 and
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long_int != -1 and
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longlong != -1 and
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(real_float < 1.0 or real_float > 2.0) and
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(real_double < 1.0 or real_double > 2.0) and
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(real_decimal < 1.0 or real_decimal > 2.0) and
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utiny != 1 and
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ushort != 1 and
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umedium != 1 and
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ulong != 1 and
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ulonglong != 1 and
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bits != b'001' and
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options != 'one' and
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flags != 'one' and
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date_field != '1901-01-01' and
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year_field != '1901' and
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time_field != '01:01:01' and
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date_time != '1901-01-01 01:01:01'
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order by auto;
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auto
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2
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3
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4
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select auto from t1 where
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string > "aaaa" and
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vstring > "aaaa" and
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bin > 0xAAAA and
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vbin > 0xAAAA and
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tiny < -1 and
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short < -1 and
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medium < -1 and
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long_int < -1 and
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longlong < -1 and
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real_float > 1.1 and
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real_double > 1.1 and
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real_decimal > 1.1 and
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utiny > 1 and
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ushort > 1 and
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umedium > 1 and
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ulong > 1 and
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ulonglong > 1 and
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bits > b'001' and
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(options = 'two' or options = 'three' or options = 'four') and
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(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
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date_field > '1901-01-01' and
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year_field > '1901' and
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time_field > '01:01:01' and
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date_time > '1901-01-01 01:01:01'
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order by auto;
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auto
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2
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3
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4
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select auto from t1 where
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string >= "aaaa" and
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vstring >= "aaaa" and
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bin >= 0xAAAA and
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vbin >= 0xAAAA and
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tiny <= -1 and
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short <= -1 and
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medium <= -1 and
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long_int <= -1 and
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longlong <= -1 and
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real_float >= 1.0 and
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real_double >= 1.0 and
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real_decimal >= 1.0 and
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utiny >= 1 and
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ushort >= 1 and
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umedium >= 1 and
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ulong >= 1 and
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ulonglong >= 1 and
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bits >= b'001' and
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(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
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(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
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date_field >= '1901-01-01' and
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year_field >= '1901' and
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time_field >= '01:01:01' and
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date_time >= '1901-01-01 01:01:01'
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order by auto;
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auto
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1
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2
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3
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4
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select auto from t1 where
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string < "dddd" and
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vstring < "dddd" and
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bin < 0xDDDD and
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vbin < 0xDDDD and
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tiny > -4 and
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short > -4 and
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medium > -4 and
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long_int > -4 and
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longlong > -4 and
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real_float < 4.4 and
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real_double < 4.4 and
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real_decimal < 4.4 and
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utiny < 4 and
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ushort < 4 and
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umedium < 4 and
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ulong < 4 and
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ulonglong < 4 and
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bits < b'100' and
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(options = 'one' or options = 'two' or options = 'three') and
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(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
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date_field < '1904-01-01' and
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year_field < '1904' and
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time_field < '04:04:04' and
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date_time < '1904-04-04 04:04:04'
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order by auto;
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auto
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1
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2
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3
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select auto from t1 where
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string <= "dddd" and
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vstring <= "dddd" and
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bin <= 0xDDDD and
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vbin <= 0xDDDD and
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tiny >= -4 and
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short >= -4 and
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medium >= -4 and
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long_int >= -4 and
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longlong >= -4 and
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real_float <= 4.5 and
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real_double <= 4.5 and
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real_decimal <= 4.5 and
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utiny <= 4 and
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ushort <= 4 and
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umedium <= 4 and
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ulong <= 4 and
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ulonglong <= 4 and
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bits <= b'100' and
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(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
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(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
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date_field <= '1904-04-04' and
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year_field <= '1904' and
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time_field <= '04:04:04' and
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date_time <= '1904-04-04 04:04:04'
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order by auto;
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auto
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1
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2
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3
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4
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select auto from t1 where
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string like "b%" and
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vstring like "b%" and
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bin like concat(0xBB, '%') and
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vbin like concat(0xBB, '%')
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order by auto;
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auto
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2
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select auto from t1 where
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string not like "b%" and
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vstring not like "b%" and
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bin not like concat(0xBB, '%') and
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vbin not like concat(0xBB, '%')
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order by auto;
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auto
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1
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3
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4
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select auto from t1 where
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(string between "aaaa" and "cccc") and
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(vstring between "aaaa" and "cccc") and
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(bin between 0xAAAA and 0xCCCC) and
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(vbin between 0xAAAA and 0xCCCC) and
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(tiny between -3 and -1) and
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(short between -3 and -1) and
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(medium between -3 and -1) and
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(long_int between -3 and -1) and
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(longlong between -3 and -1) and
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(utiny between 1 and 3) and
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(ushort between 1 and 3) and
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(umedium between 1 and 3) and
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(ulong between 1 and 3) and
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(ulonglong between 1 and 3) and
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(bits between b'001' and b'011') and
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(options between 'one' and 'three') and
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(flags between 'one' and 'one,two,three') and
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(date_field between '1901-01-01' and '1903-03-03') and
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(year_field between '1901' and '1903') and
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(time_field between '01:01:01' and '03:03:03') and
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(date_time between '1901-01-01 01:01:01' and '1903-03-03 03:03:03')
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order by auto;
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auto
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1
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3
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select auto from t1 where
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("aaaa" between string and string) and
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("aaaa" between vstring and vstring) and
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(0xAAAA between bin and bin) and
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(0xAAAA between vbin and vbin) and
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(-1 between tiny and tiny) and
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(-1 between short and short) and
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(-1 between medium and medium) and
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(-1 between long_int and long_int) and
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(-1 between longlong and longlong) and
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(1 between utiny and utiny) and
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(1 between ushort and ushort) and
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(1 between umedium and umedium) and
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(1 between ulong and ulong) and
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(1 between ulonglong and ulonglong) and
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(b'001' between bits and bits) and
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('one' between options and options) and
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('one' between flags and flags) and
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('1901-01-01' between date_field and date_field) and
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('1901' between year_field and year_field) and
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('01:01:01' between time_field and time_field) and
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('1901-01-01 01:01:01' between date_time and date_time)
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order by auto;
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auto
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1
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select auto from t1 where
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(string not between "aaaa" and "cccc") and
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(vstring not between "aaaa" and "cccc") and
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(bin not between 0xAAAA and 0xCCCC) and
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(vbin not between 0xAAAA and 0xCCCC) and
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(tiny not between -3 and -1) and
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(short not between -3 and -1) and
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(medium not between -3 and -1) and
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(long_int not between -3 and -1) and
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(longlong not between -3 and -1) and
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(utiny not between 1 and 3) and
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(ushort not between 1 and 3) and
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(umedium not between 1 and 3) and
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(ulong not between 1 and 3) and
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(ulonglong not between 1 and 3) and
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(bits not between b'001' and b'011') and
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(options not between 'one' and 'three') and
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(flags not between 'one' and 'one,two,three') and
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(date_field not between '1901-01-01' and '1903-03-03') and
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(year_field not between '1901' and '1903') and
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(time_field not between '01:01:01' and '03:03:03') and
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(date_time not between '1901-01-01 01:01:01' and '1903-03-03 03:03:03')
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order by auto;
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auto
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4
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select auto from t1 where
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("aaaa" not between string and string) and
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("aaaa" not between vstring and vstring) and
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(0xAAAA not between bin and bin) and
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(0xAAAA not between vbin and vbin) and
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(-1 not between tiny and tiny) and
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(-1 not between short and short) and
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(-1 not between medium and medium) and
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(-1 not between long_int and long_int) and
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(-1 not between longlong and longlong) and
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(1 not between utiny and utiny) and
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(1 not between ushort and ushort) and
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(1 not between umedium and umedium) and
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(1 not between ulong and ulong) and
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(1 not between ulonglong and ulonglong) and
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(b'001' not between bits and bits) and
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('one' not between options and options) and
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('one' not between flags and flags) and
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('1901-01-01' not between date_field and date_field) and
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('1901' not between year_field and year_field) and
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('01:01:01' not between time_field and time_field) and
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('1901-01-01 01:01:01' not between date_time and date_time)
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order by auto;
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auto
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|
2
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|
3
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4
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select auto from t1 where
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string in("aaaa","cccc") and
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vstring in("aaaa","cccc") and
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bin in(0xAAAA,0xCCCC) and
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vbin in(0xAAAA,0xCCCC) and
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tiny in(-1,-3) and
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short in(-1,-3) and
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medium in(-1,-3) and
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long_int in(-1,-3) and
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longlong in(-1,-3) and
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utiny in(1,3) and
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ushort in(1,3) and
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umedium in(1,3) and
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ulong in(1,3) and
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ulonglong in(1,3) and
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bits in(b'001',b'011') and
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options in('one','three') and
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flags in('one','one,two,three') and
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date_field in('1901-01-01','1903-03-03') and
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year_field in('1901','1903') and
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time_field in('01:01:01','03:03:03') and
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date_time in('1901-01-01 01:01:01','1903-03-03 03:03:03')
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order by auto;
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auto
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|
1
|
|
3
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select auto from t1 where
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"aaaa" in(string) and
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"aaaa" in(vstring) and
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0xAAAA in(bin) and
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0xAAAA in(vbin) and
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(-1 in(tiny)) and
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(-1 in(short)) and
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(-1 in(medium)) and
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(-1 in(long_int)) and
|
|
(-1 in(longlong)) and
|
|
1 in(utiny) and
|
|
1 in(ushort) and
|
|
1 in(umedium) and
|
|
1 in(ulong) and
|
|
1 in(ulonglong) and
|
|
b'001' in(bits) and
|
|
'one' in(options) and
|
|
'one' in(flags) and
|
|
'1901-01-01' in(date_field) and
|
|
'1901' in(year_field) and
|
|
'01:01:01' in(time_field) and
|
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'1901-01-01 01:01:01' in(date_time)
|
|
order by auto;
|
|
auto
|
|
1
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|
select auto from t1 where
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string not in("aaaa","cccc") and
|
|
vstring not in("aaaa","cccc") and
|
|
bin not in(0xAAAA,0xCCCC) and
|
|
vbin not in(0xAAAA,0xCCCC) and
|
|
tiny not in(-1,-3) and
|
|
short not in(-1,-3) and
|
|
medium not in(-1,-3) and
|
|
long_int not in(-1,-3) and
|
|
longlong not in(-1,-3) and
|
|
utiny not in(1,3) and
|
|
ushort not in(1,3) and
|
|
umedium not in(1,3) and
|
|
ulong not in(1,3) and
|
|
ulonglong not in(1,3) and
|
|
bits not in(b'001',b'011') and
|
|
options not in('one','three') and
|
|
flags not in('one','one,two,three') and
|
|
date_field not in('1901-01-01','1903-03-03') and
|
|
year_field not in('1901','1903') and
|
|
time_field not in('01:01:01','03:03:03') and
|
|
date_time not in('1901-01-01 01:01:01','1903-03-03 03:03:03')
|
|
order by auto;
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|
auto
|
|
2
|
|
4
|
|
select auto from t1 where
|
|
"aaaa" not in(string) and
|
|
"aaaa" not in(vstring) and
|
|
0xAAAA not in(bin) and
|
|
0xAAAA not in(vbin) and
|
|
(-1 not in(tiny)) and
|
|
(-1 not in(short)) and
|
|
(-1 not in(medium)) and
|
|
(-1 not in(long_int)) and
|
|
(-1 not in(longlong)) and
|
|
1 not in(utiny) and
|
|
1 not in(ushort) and
|
|
1 not in(umedium) and
|
|
1 not in(ulong) and
|
|
1 not in(ulonglong) and
|
|
b'001' not in(bits) and
|
|
'one' not in(options) and
|
|
'one' not in(flags) and
|
|
'1901-01-01' not in(date_field) and
|
|
'1901' not in(year_field) and
|
|
'01:01:01' not in(time_field) and
|
|
'1901-01-01 01:01:01' not in(date_time)
|
|
order by auto;
|
|
auto
|
|
2
|
|
3
|
|
4
|
|
select * from t2 where attr3 is null or attr1 > 2 and pk1= 3 order by pk1;
|
|
pk1 attr1 attr2 attr3
|
|
2 2 NULL NULL
|
|
3 3 3 d
|
|
select * from t2 where attr3 is not null and attr1 > 2 order by pk1;
|
|
pk1 attr1 attr2 attr3
|
|
3 3 3 d
|
|
4 4 4 e
|
|
5 5 5 f
|
|
select * from t3 where attr2 > 9223372036854775803 and attr3 != 3 order by pk1;
|
|
pk1 attr1 attr2 attr3 attr4
|
|
2 2 9223372036854775804 2 c
|
|
4 4 9223372036854775806 4 e
|
|
5 5 9223372036854775807 5 f
|
|
select * from t2,t3 where t2.attr1 < 1 and t2.attr2 = t3.attr2 and t3.attr1 < 5 order by t2.pk1;
|
|
pk1 attr1 attr2 attr3 pk1 attr1 attr2 attr3 attr4
|
|
0 0 0 a 0 0 0 0 a
|
|
select * from t4 where attr1 < 5 and attr2 > 9223372036854775803 and attr3 != 3 order by t4.pk1;
|
|
pk1 attr1 attr2 attr3 attr4
|
|
2 2 9223372036854775804 2 c
|
|
4 4 9223372036854775806 4 e
|
|
select * from t3,t4 where t4.attr1 > 1 and t4.attr2 = t3.attr2 and t4.attr3 < 5 order by t4.pk1;
|
|
pk1 attr1 attr2 attr3 attr4 pk1 attr1 attr2 attr3 attr4
|
|
2 2 9223372036854775804 2 c 2 2 9223372036854775804 2 c
|
|
3 3 9223372036854775805 3 d 3 3 9223372036854775805 3 d
|
|
4 4 9223372036854775806 4 e 4 4 9223372036854775806 4 e
|
|
set engine_condition_pushdown = on;
|
|
explain
|
|
select auto from t1 where
|
|
string = "aaaa" and
|
|
vstring = "aaaa" and
|
|
bin = 0xAAAA and
|
|
vbin = 0xAAAA and
|
|
tiny = -1 and
|
|
short = -1 and
|
|
medium = -1 and
|
|
long_int = -1 and
|
|
longlong = -1 and
|
|
real_float > 1.0 and real_float < 2.0 and
|
|
real_double > 1.0 and real_double < 2.0 and
|
|
real_decimal > 1.0 and real_decimal < 2.0 and
|
|
utiny = 1 and
|
|
ushort = 1 and
|
|
umedium = 1 and
|
|
ulong = 1 and
|
|
ulonglong = 1 and
|
|
/* bits = b'001' and */
|
|
options = 'one' and
|
|
flags = 'one' and
|
|
date_field = '1901-01-01' and
|
|
year_field = '1901' and
|
|
time_field = '01:01:01' and
|
|
date_time = '1901-01-01 01:01:01'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string = "aaaa" and
|
|
vstring = "aaaa" and
|
|
bin = 0xAAAA and
|
|
vbin = 0xAAAA and
|
|
tiny = -1 and
|
|
short = -1 and
|
|
medium = -1 and
|
|
long_int = -1 and
|
|
longlong = -1 and
|
|
real_float > 1.0 and real_float < 2.0 and
|
|
real_double > 1.0 and real_double < 2.0 and
|
|
real_decimal > 1.0 and real_decimal < 2.0 and
|
|
utiny = 1 and
|
|
ushort = 1 and
|
|
umedium = 1 and
|
|
ulong = 1 and
|
|
ulonglong = 1 and
|
|
/* bits = b'001' and */
|
|
options = 'one' and
|
|
flags = 'one' and
|
|
date_field = '1901-01-01' and
|
|
year_field = '1901' and
|
|
time_field = '01:01:01' and
|
|
date_time = '1901-01-01 01:01:01'
|
|
order by auto;
|
|
auto
|
|
1
|
|
explain
|
|
select auto from t1 where
|
|
string != "aaaa" and
|
|
vstring != "aaaa" and
|
|
bin != 0xAAAA and
|
|
vbin != 0xAAAA and
|
|
tiny != -1 and
|
|
short != -1 and
|
|
medium != -1 and
|
|
long_int != -1 and
|
|
longlong != -1 and
|
|
(real_float < 1.0 or real_float > 2.0) and
|
|
(real_double < 1.0 or real_double > 2.0) and
|
|
(real_decimal < 1.0 or real_decimal > 2.0) and
|
|
utiny != 1 and
|
|
ushort != 1 and
|
|
umedium != 1 and
|
|
ulong != 1 and
|
|
ulonglong != 1 and
|
|
/* bits != b'001' and */
|
|
options != 'one' and
|
|
flags != 'one' and
|
|
date_field != '1901-01-01' and
|
|
year_field != '1901' and
|
|
time_field != '01:01:01' and
|
|
date_time != '1901-01-01 01:01:01'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string != "aaaa" and
|
|
vstring != "aaaa" and
|
|
bin != 0xAAAA and
|
|
vbin != 0xAAAA and
|
|
tiny != -1 and
|
|
short != -1 and
|
|
medium != -1 and
|
|
long_int != -1 and
|
|
longlong != -1 and
|
|
(real_float < 1.0 or real_float > 2.0) and
|
|
(real_double < 1.0 or real_double > 2.0) and
|
|
(real_decimal < 1.0 or real_decimal > 2.0) and
|
|
utiny != 1 and
|
|
ushort != 1 and
|
|
umedium != 1 and
|
|
ulong != 1 and
|
|
ulonglong != 1 and
|
|
/* bits != b'001' and */
|
|
options != 'one' and
|
|
flags != 'one' and
|
|
date_field != '1901-01-01' and
|
|
year_field != '1901' and
|
|
time_field != '01:01:01' and
|
|
date_time != '1901-01-01 01:01:01'
|
|
order by auto;
|
|
auto
|
|
2
|
|
3
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
string > "aaaa" and
|
|
vstring > "aaaa" and
|
|
bin > 0xAAAA and
|
|
vbin > 0xAAAA and
|
|
tiny < -1 and
|
|
short < -1 and
|
|
medium < -1 and
|
|
long_int < -1 and
|
|
longlong < -1 and
|
|
real_float > 1.1 and
|
|
real_double > 1.1 and
|
|
real_decimal > 1.1 and
|
|
utiny > 1 and
|
|
ushort > 1 and
|
|
umedium > 1 and
|
|
ulong > 1 and
|
|
ulonglong > 1 and
|
|
/* bits > b'001' and */
|
|
(options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field > '1901-01-01' and
|
|
year_field > '1901' and
|
|
time_field > '01:01:01' and
|
|
date_time > '1901-01-01 01:01:01'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string > "aaaa" and
|
|
vstring > "aaaa" and
|
|
bin > 0xAAAA and
|
|
vbin > 0xAAAA and
|
|
tiny < -1 and
|
|
short < -1 and
|
|
medium < -1 and
|
|
long_int < -1 and
|
|
longlong < -1 and
|
|
real_float > 1.1 and
|
|
real_double > 1.1 and
|
|
real_decimal > 1.1 and
|
|
utiny > 1 and
|
|
ushort > 1 and
|
|
umedium > 1 and
|
|
ulong > 1 and
|
|
ulonglong > 1 and
|
|
/* bits > b'001' and */
|
|
(options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field > '1901-01-01' and
|
|
year_field > '1901' and
|
|
time_field > '01:01:01' and
|
|
date_time > '1901-01-01 01:01:01'
|
|
order by auto;
|
|
auto
|
|
2
|
|
3
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
string >= "aaaa" and
|
|
vstring >= "aaaa" and
|
|
bin >= 0xAAAA and
|
|
vbin >= 0xAAAA and
|
|
tiny <= -1 and
|
|
short <= -1 and
|
|
medium <= -1 and
|
|
long_int <= -1 and
|
|
longlong <= -1 and
|
|
real_float >= 1.0 and
|
|
real_double >= 1.0 and
|
|
real_decimal >= 1.0 and
|
|
utiny >= 1 and
|
|
ushort >= 1 and
|
|
umedium >= 1 and
|
|
ulong >= 1 and
|
|
ulonglong >= 1 and
|
|
/* bits >= b'001' and */
|
|
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field >= '1901-01-01' and
|
|
year_field >= '1901' and
|
|
time_field >= '01:01:01' and
|
|
date_time >= '1901-01-01 01:01:01'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string >= "aaaa" and
|
|
vstring >= "aaaa" and
|
|
bin >= 0xAAAA and
|
|
vbin >= 0xAAAA and
|
|
tiny <= -1 and
|
|
short <= -1 and
|
|
medium <= -1 and
|
|
long_int <= -1 and
|
|
longlong <= -1 and
|
|
real_float >= 1.0 and
|
|
real_double >= 1.0 and
|
|
real_decimal >= 1.0 and
|
|
utiny >= 1 and
|
|
ushort >= 1 and
|
|
umedium >= 1 and
|
|
ulong >= 1 and
|
|
ulonglong >= 1 and
|
|
/* bits >= b'001' and */
|
|
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field >= '1901-01-01' and
|
|
year_field >= '1901' and
|
|
time_field >= '01:01:01' and
|
|
date_time >= '1901-01-01 01:01:01'
|
|
order by auto;
|
|
auto
|
|
1
|
|
2
|
|
3
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
string < "dddd" and
|
|
vstring < "dddd" and
|
|
bin < 0xDDDD and
|
|
vbin < 0xDDDD and
|
|
tiny > -4 and
|
|
short > -4 and
|
|
medium > -4 and
|
|
long_int > -4 and
|
|
longlong > -4 and
|
|
real_float < 4.4 and
|
|
real_double < 4.4 and
|
|
real_decimal < 4.4 and
|
|
utiny < 4 and
|
|
ushort < 4 and
|
|
umedium < 4 and
|
|
ulong < 4 and
|
|
ulonglong < 4 and
|
|
/* bits < b'100' and */
|
|
(options = 'one' or options = 'two' or options = 'three') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
|
|
date_field < '1904-01-01' and
|
|
year_field < '1904' and
|
|
time_field < '04:04:04' and
|
|
date_time < '1904-04-04 04:04:04'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string < "dddd" and
|
|
vstring < "dddd" and
|
|
bin < 0xDDDD and
|
|
vbin < 0xDDDD and
|
|
tiny > -4 and
|
|
short > -4 and
|
|
medium > -4 and
|
|
long_int > -4 and
|
|
longlong > -4 and
|
|
real_float < 4.4 and
|
|
real_double < 4.4 and
|
|
real_decimal < 4.4 and
|
|
utiny < 4 and
|
|
ushort < 4 and
|
|
umedium < 4 and
|
|
ulong < 4 and
|
|
ulonglong < 4 and
|
|
/* bits < b'100' and */
|
|
(options = 'one' or options = 'two' or options = 'three') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
|
|
date_field < '1904-01-01' and
|
|
year_field < '1904' and
|
|
time_field < '04:04:04' and
|
|
date_time < '1904-04-04 04:04:04'
|
|
order by auto;
|
|
auto
|
|
1
|
|
2
|
|
3
|
|
explain
|
|
select auto from t1 where
|
|
string <= "dddd" and
|
|
vstring <= "dddd" and
|
|
bin <= 0xDDDD and
|
|
vbin <= 0xDDDD and
|
|
tiny >= -4 and
|
|
short >= -4 and
|
|
medium >= -4 and
|
|
long_int >= -4 and
|
|
longlong >= -4 and
|
|
real_float <= 4.5 and
|
|
real_double <= 4.5 and
|
|
real_decimal <= 4.5 and
|
|
utiny <= 4 - 1 + 1 and /* Checking function composition */
|
|
ushort <= 4 and
|
|
umedium <= 4 and
|
|
ulong <= 4 and
|
|
ulonglong <= 4 and
|
|
/* bits <= b'100' and */
|
|
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field <= '1904-04-04' and
|
|
year_field <= '1904' and
|
|
time_field <= '04:04:04' and
|
|
date_time <= '1904-04-04 04:04:04'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string <= "dddd" and
|
|
vstring <= "dddd" and
|
|
bin <= 0xDDDD and
|
|
vbin <= 0xDDDD and
|
|
tiny >= -4 and
|
|
short >= -4 and
|
|
medium >= -4 and
|
|
long_int >= -4 and
|
|
longlong >= -4 and
|
|
real_float <= 4.5 and
|
|
real_double <= 4.5 and
|
|
real_decimal <= 4.5 and
|
|
utiny <= 4 - 1 + 1 and /* Checking function composition */
|
|
ushort <= 4 and
|
|
umedium <= 4 and
|
|
ulong <= 4 and
|
|
ulonglong <= 4 and
|
|
/* bits <= b'100' and */
|
|
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field <= '1904-04-04' and
|
|
year_field <= '1904' and
|
|
time_field <= '04:04:04' and
|
|
date_time <= '1904-04-04 04:04:04'
|
|
order by auto;
|
|
auto
|
|
1
|
|
2
|
|
3
|
|
4
|
|
create index medium_index on t1(medium);
|
|
explain
|
|
select auto from t1 where
|
|
string = "aaaa" and
|
|
vstring = "aaaa" and
|
|
bin = 0xAAAA and
|
|
vbin = 0xAAAA and
|
|
tiny = -1 and
|
|
short = -1 and
|
|
medium = -1 and
|
|
long_int = -1 and
|
|
longlong = -1 and
|
|
real_float > 1.0 and real_float < 2.0 and
|
|
real_double > 1.0 and real_double < 2.0 and
|
|
real_decimal > 1.0 and real_decimal < 2.0 and
|
|
utiny = 1 and
|
|
ushort = 1 and
|
|
umedium = 1 and
|
|
ulong = 1 and
|
|
ulonglong = 1 and
|
|
/* bits = b'001' and */
|
|
options = 'one' and
|
|
flags = 'one' and
|
|
date_field = '1901-01-01' and
|
|
year_field = '1901' and
|
|
time_field = '01:01:01' and
|
|
date_time = '1901-01-01 01:01:01'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ref medium_index medium_index 3 const 1 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string = "aaaa" and
|
|
vstring = "aaaa" and
|
|
bin = 0xAAAA and
|
|
vbin = 0xAAAA and
|
|
tiny = -1 and
|
|
short = -1 and
|
|
medium = -1 and
|
|
long_int = -1 and
|
|
longlong = -1 and
|
|
real_float > 1.0 and real_float < 2.0 and
|
|
real_double > 1.0 and real_double < 2.0 and
|
|
real_decimal > 1.0 and real_decimal < 2.0 and
|
|
utiny = 1 and
|
|
ushort = 1 and
|
|
umedium = 1 and
|
|
ulong = 1 and
|
|
ulonglong = 1 and
|
|
/* bits = b'001' and */
|
|
options = 'one' and
|
|
flags = 'one' and
|
|
date_field = '1901-01-01' and
|
|
year_field = '1901' and
|
|
time_field = '01:01:01' and
|
|
date_time = '1901-01-01 01:01:01'
|
|
order by auto;
|
|
auto
|
|
1
|
|
explain
|
|
select auto from t1 where
|
|
string != "aaaa" and
|
|
vstring != "aaaa" and
|
|
bin != 0xAAAA and
|
|
vbin != 0xAAAA and
|
|
tiny != -1 and
|
|
short != -1 and
|
|
medium != -1 and
|
|
long_int != -1 and
|
|
longlong != -1 and
|
|
(real_float < 1.0 or real_float > 2.0) and
|
|
(real_double < 1.0 or real_double > 2.0) and
|
|
(real_decimal < 1.0 or real_decimal > 2.0) and
|
|
utiny != 1 and
|
|
ushort != 1 and
|
|
umedium != 1 and
|
|
ulong != 1 and
|
|
ulonglong != 1 and
|
|
/* bits != b'001' and */
|
|
options != 'one' and
|
|
flags != 'one' and
|
|
date_field != '1901-01-01' and
|
|
year_field != '1901' and
|
|
time_field != '01:01:01' and
|
|
date_time != '1901-01-01 01:01:01'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range medium_index medium_index 3 NULL 3 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string != "aaaa" and
|
|
vstring != "aaaa" and
|
|
bin != 0xAAAA and
|
|
vbin != 0xAAAA and
|
|
tiny != -1 and
|
|
short != -1 and
|
|
medium != -1 and
|
|
long_int != -1 and
|
|
longlong != -1 and
|
|
(real_float < 1.0 or real_float > 2.0) and
|
|
(real_double < 1.0 or real_double > 2.0) and
|
|
(real_decimal < 1.0 or real_decimal > 2.0) and
|
|
utiny != 1 and
|
|
ushort != 1 and
|
|
umedium != 1 and
|
|
ulong != 1 and
|
|
ulonglong != 1 and
|
|
/* bits != b'001' and */
|
|
options != 'one' and
|
|
flags != 'one' and
|
|
date_field != '1901-01-01' and
|
|
year_field != '1901' and
|
|
time_field != '01:01:01' and
|
|
date_time != '1901-01-01 01:01:01'
|
|
order by auto;
|
|
auto
|
|
2
|
|
3
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
string > "aaaa" and
|
|
vstring > "aaaa" and
|
|
bin > 0xAAAA and
|
|
vbin > 0xAAAA and
|
|
tiny < -1 and
|
|
short < -1 and
|
|
medium < -1 and
|
|
long_int < -1 and
|
|
longlong < -1 and
|
|
real_float > 1.1 and
|
|
real_double > 1.1 and
|
|
real_decimal > 1.1 and
|
|
utiny > 1 and
|
|
ushort > 1 and
|
|
umedium > 1 and
|
|
ulong > 1 and
|
|
ulonglong > 1 and
|
|
/* bits > b'001' and */
|
|
(options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field > '1901-01-01' and
|
|
year_field > '1901' and
|
|
time_field > '01:01:01' and
|
|
date_time > '1901-01-01 01:01:01'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range medium_index medium_index 3 NULL 3 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string > "aaaa" and
|
|
vstring > "aaaa" and
|
|
bin > 0xAAAA and
|
|
vbin > 0xAAAA and
|
|
tiny < -1 and
|
|
short < -1 and
|
|
medium < -1 and
|
|
long_int < -1 and
|
|
longlong < -1 and
|
|
real_float > 1.1 and
|
|
real_double > 1.1 and
|
|
real_decimal > 1.1 and
|
|
utiny > 1 and
|
|
ushort > 1 and
|
|
umedium > 1 and
|
|
ulong > 1 and
|
|
ulonglong > 1 and
|
|
/* bits > b'001' and */
|
|
(options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field > '1901-01-01' and
|
|
year_field > '1901' and
|
|
time_field > '01:01:01' and
|
|
date_time > '1901-01-01 01:01:01'
|
|
order by auto;
|
|
auto
|
|
2
|
|
3
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
string >= "aaaa" and
|
|
vstring >= "aaaa" and
|
|
bin >= 0xAAAA and
|
|
vbin >= 0xAAAA and
|
|
tiny <= -1 and
|
|
short <= -1 and
|
|
medium <= -1 and
|
|
long_int <= -1 and
|
|
longlong <= -1 and
|
|
real_float >= 1.0 and
|
|
real_double >= 1.0 and
|
|
real_decimal >= 1.0 and
|
|
utiny >= 1 and
|
|
ushort >= 1 and
|
|
umedium >= 1 and
|
|
ulong >= 1 and
|
|
ulonglong >= 1 and
|
|
/* bits >= b'001' and */
|
|
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field >= '1901-01-01' and
|
|
year_field >= '1901' and
|
|
time_field >= '01:01:01' and
|
|
date_time >= '1901-01-01 01:01:01'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range medium_index medium_index 3 NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string >= "aaaa" and
|
|
vstring >= "aaaa" and
|
|
bin >= 0xAAAA and
|
|
vbin >= 0xAAAA and
|
|
tiny <= -1 and
|
|
short <= -1 and
|
|
medium <= -1 and
|
|
long_int <= -1 and
|
|
longlong <= -1 and
|
|
real_float >= 1.0 and
|
|
real_double >= 1.0 and
|
|
real_decimal >= 1.0 and
|
|
utiny >= 1 and
|
|
ushort >= 1 and
|
|
umedium >= 1 and
|
|
ulong >= 1 and
|
|
ulonglong >= 1 and
|
|
/* bits >= b'001' and */
|
|
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field >= '1901-01-01' and
|
|
year_field >= '1901' and
|
|
time_field >= '01:01:01' and
|
|
date_time >= '1901-01-01 01:01:01'
|
|
order by auto;
|
|
auto
|
|
1
|
|
2
|
|
3
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
string < "dddd" and
|
|
vstring < "dddd" and
|
|
bin < 0xDDDD and
|
|
vbin < 0xDDDD and
|
|
tiny > -4 and
|
|
short > -4 and
|
|
medium > -4 and
|
|
long_int > -4 and
|
|
longlong > -4 and
|
|
real_float < 4.4 and
|
|
real_double < 4.4 and
|
|
real_decimal < 4.4 and
|
|
utiny < 4 and
|
|
ushort < 4 and
|
|
umedium < 4 and
|
|
ulong < 4 and
|
|
ulonglong < 4 and
|
|
/* bits < b'100' and */
|
|
(options = 'one' or options = 'two' or options = 'three') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
|
|
date_field < '1904-01-01' and
|
|
year_field < '1904' and
|
|
time_field < '04:04:04' and
|
|
date_time < '1904-04-04 04:04:04'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range medium_index medium_index 3 NULL 3 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string < "dddd" and
|
|
vstring < "dddd" and
|
|
bin < 0xDDDD and
|
|
vbin < 0xDDDD and
|
|
tiny > -4 and
|
|
short > -4 and
|
|
medium > -4 and
|
|
long_int > -4 and
|
|
longlong > -4 and
|
|
real_float < 4.4 and
|
|
real_double < 4.4 and
|
|
real_decimal < 4.4 and
|
|
utiny < 4 and
|
|
ushort < 4 and
|
|
umedium < 4 and
|
|
ulong < 4 and
|
|
ulonglong < 4 and
|
|
/* bits < b'100' and */
|
|
(options = 'one' or options = 'two' or options = 'three') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
|
|
date_field < '1904-01-01' and
|
|
year_field < '1904' and
|
|
time_field < '04:04:04' and
|
|
date_time < '1904-04-04 04:04:04'
|
|
order by auto;
|
|
auto
|
|
1
|
|
2
|
|
3
|
|
explain
|
|
select auto from t1 where
|
|
string <= "dddd" and
|
|
vstring <= "dddd" and
|
|
bin <= 0xDDDD and
|
|
vbin <= 0xDDDD and
|
|
tiny >= -4 and
|
|
short >= -4 and
|
|
medium >= -4 and
|
|
long_int >= -4 and
|
|
longlong >= -4 and
|
|
real_float <= 4.5 and
|
|
real_double <= 4.5 and
|
|
real_decimal <= 4.5 and
|
|
utiny <= 4 - 1 + 1 and /* Checking function composition */
|
|
ushort <= 4 and
|
|
umedium <= 4 and
|
|
ulong <= 4 and
|
|
ulonglong <= 4 and
|
|
/* bits <= b'100' and */
|
|
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field <= '1904-04-04' and
|
|
year_field <= '1904' and
|
|
time_field <= '04:04:04' and
|
|
date_time <= '1904-04-04 04:04:04'
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range medium_index medium_index 3 NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string <= "dddd" and
|
|
vstring <= "dddd" and
|
|
bin <= 0xDDDD and
|
|
vbin <= 0xDDDD and
|
|
tiny >= -4 and
|
|
short >= -4 and
|
|
medium >= -4 and
|
|
long_int >= -4 and
|
|
longlong >= -4 and
|
|
real_float <= 4.5 and
|
|
real_double <= 4.5 and
|
|
real_decimal <= 4.5 and
|
|
utiny <= 4 - 1 + 1 and /* Checking function composition */
|
|
ushort <= 4 and
|
|
umedium <= 4 and
|
|
ulong <= 4 and
|
|
ulonglong <= 4 and
|
|
/* bits <= b'100' and */
|
|
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
|
|
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
|
|
date_field <= '1904-04-04' and
|
|
year_field <= '1904' and
|
|
time_field <= '04:04:04' and
|
|
date_time <= '1904-04-04 04:04:04'
|
|
order by auto;
|
|
auto
|
|
1
|
|
2
|
|
3
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
string like "b%" and
|
|
vstring like "b%" and
|
|
bin like concat(0xBB, '%') and
|
|
vbin like concat(0xBB, '%')
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string like "b%" and
|
|
vstring like "b%" and
|
|
bin like concat(0xBB, '%') and
|
|
vbin like concat(0xBB, '%')
|
|
order by auto;
|
|
auto
|
|
2
|
|
explain
|
|
select auto from t1 where
|
|
string not like "b%" and
|
|
vstring not like "b%" and
|
|
bin not like concat(0xBB, '%') and
|
|
vbin not like concat(0xBB, '%')
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string not like "b%" and
|
|
vstring not like "b%" and
|
|
bin not like concat(0xBB, '%') and
|
|
vbin not like concat(0xBB, '%')
|
|
order by auto;
|
|
auto
|
|
1
|
|
3
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
(string between "aaaa" and "cccc") and
|
|
(vstring between "aaaa" and "cccc") and
|
|
(bin between 0xAAAA and 0xCCCC) and
|
|
(vbin between 0xAAAA and 0xCCCC) and
|
|
(tiny between -3 and -1) and
|
|
(short between -3 and -1) and
|
|
(medium between -3 and -1) and
|
|
(long_int between -3 and -1) and
|
|
(longlong between -3 and -1) and
|
|
(utiny between 1 and 3) and
|
|
(ushort between 1 and 3) and
|
|
(umedium between 1 and 3) and
|
|
(ulong between 1 and 3) and
|
|
(ulonglong between 1 and 3) and
|
|
/* (bits between b'001' and b'011') and */
|
|
(options between 'one' and 'three') and
|
|
(flags between 'one' and 'one,two,three') and
|
|
(date_field between '1901-01-01' and '1903-03-03') and
|
|
(year_field between '1901' and '1903') and
|
|
(time_field between '01:01:01' and '03:03:03') and
|
|
(date_time between '1901-01-01 01:01:01' and '1903-03-03 03:03:03')
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range medium_index medium_index 3 NULL 3 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
(string between "aaaa" and "cccc") and
|
|
(vstring between "aaaa" and "cccc") and
|
|
(bin between 0xAAAA and 0xCCCC) and
|
|
(vbin between 0xAAAA and 0xCCCC) and
|
|
(tiny between -3 and -1) and
|
|
(short between -3 and -1) and
|
|
(medium between -3 and -1) and
|
|
(long_int between -3 and -1) and
|
|
(longlong between -3 and -1) and
|
|
(utiny between 1 and 3) and
|
|
(ushort between 1 and 3) and
|
|
(umedium between 1 and 3) and
|
|
(ulong between 1 and 3) and
|
|
(ulonglong between 1 and 3) and
|
|
/* (bits between b'001' and b'011') and */
|
|
(options between 'one' and 'three') and
|
|
(flags between 'one' and 'one,two,three') and
|
|
(date_field between '1901-01-01' and '1903-03-03') and
|
|
(year_field between '1901' and '1903') and
|
|
(time_field between '01:01:01' and '03:03:03') and
|
|
(date_time between '1901-01-01 01:01:01' and '1903-03-03 03:03:03')
|
|
order by auto;
|
|
auto
|
|
1
|
|
3
|
|
explain
|
|
select auto from t1 where
|
|
("aaaa" between string and string) and
|
|
("aaaa" between vstring and vstring) and
|
|
(0xAAAA between bin and bin) and
|
|
(0xAAAA between vbin and vbin) and
|
|
(-1 between tiny and tiny) and
|
|
(-1 between short and short) and
|
|
(-1 between medium and medium) and
|
|
(-1 between long_int and long_int) and
|
|
(-1 between longlong and longlong) and
|
|
(1 between utiny and utiny) and
|
|
(1 between ushort and ushort) and
|
|
(1 between umedium and umedium) and
|
|
(1 between ulong and ulong) and
|
|
(1 between ulonglong and ulonglong) and
|
|
/* (b'001' between bits and bits) and */
|
|
('one' between options and options) and
|
|
('one' between flags and flags) and
|
|
('1901-01-01' between date_field and date_field) and
|
|
('1901' between year_field and year_field) and
|
|
('01:01:01' between time_field and time_field) and
|
|
('1901-01-01 01:01:01' between date_time and date_time)
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
("aaaa" between string and string) and
|
|
("aaaa" between vstring and vstring) and
|
|
(0xAAAA between bin and bin) and
|
|
(0xAAAA between vbin and vbin) and
|
|
(-1 between tiny and tiny) and
|
|
(-1 between short and short) and
|
|
(-1 between medium and medium) and
|
|
(-1 between long_int and long_int) and
|
|
(-1 between longlong and longlong) and
|
|
(1 between utiny and utiny) and
|
|
(1 between ushort and ushort) and
|
|
(1 between umedium and umedium) and
|
|
(1 between ulong and ulong) and
|
|
(1 between ulonglong and ulonglong) and
|
|
/* (b'001' between bits and bits) and */
|
|
('one' between options and options) and
|
|
('one' between flags and flags) and
|
|
('1901-01-01' between date_field and date_field) and
|
|
('1901' between year_field and year_field) and
|
|
('01:01:01' between time_field and time_field) and
|
|
('1901-01-01 01:01:01' between date_time and date_time)
|
|
order by auto;
|
|
auto
|
|
1
|
|
explain
|
|
select auto from t1 where
|
|
(string not between "aaaa" and "cccc") and
|
|
(vstring not between "aaaa" and "cccc") and
|
|
(bin not between 0xAAAA and 0xCCCC) and
|
|
(vbin not between 0xAAAA and 0xCCCC) and
|
|
(tiny not between -3 and -1) and
|
|
(short not between -3 and -1) and
|
|
(medium not between -3 and -1) and
|
|
(long_int not between -3 and -1) and
|
|
(longlong not between -3 and -1) and
|
|
(utiny not between 1 and 3) and
|
|
(ushort not between 1 and 3) and
|
|
(umedium not between 1 and 3) and
|
|
(ulong not between 1 and 3) and
|
|
(ulonglong not between 1 and 3) and
|
|
/* (bits not between b'001' and b'011') and */
|
|
(options not between 'one' and 'three') and
|
|
(flags not between 'one' and 'one,two,three') and
|
|
(date_field not between '1901-01-01' and '1903-03-03') and
|
|
(year_field not between '1901' and '1903') and
|
|
(time_field not between '01:01:01' and '03:03:03') and
|
|
(date_time not between '1901-01-01 01:01:01' and '1903-03-03 03:03:03')
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range medium_index medium_index 3 NULL 1 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
(string not between "aaaa" and "cccc") and
|
|
(vstring not between "aaaa" and "cccc") and
|
|
(bin not between 0xAAAA and 0xCCCC) and
|
|
(vbin not between 0xAAAA and 0xCCCC) and
|
|
(tiny not between -3 and -1) and
|
|
(short not between -3 and -1) and
|
|
(medium not between -3 and -1) and
|
|
(long_int not between -3 and -1) and
|
|
(longlong not between -3 and -1) and
|
|
(utiny not between 1 and 3) and
|
|
(ushort not between 1 and 3) and
|
|
(umedium not between 1 and 3) and
|
|
(ulong not between 1 and 3) and
|
|
(ulonglong not between 1 and 3) and
|
|
/* (bits not between b'001' and b'011') and */
|
|
(options not between 'one' and 'three') and
|
|
(flags not between 'one' and 'one,two,three') and
|
|
(date_field not between '1901-01-01' and '1903-03-03') and
|
|
(year_field not between '1901' and '1903') and
|
|
(time_field not between '01:01:01' and '03:03:03') and
|
|
(date_time not between '1901-01-01 01:01:01' and '1903-03-03 03:03:03')
|
|
order by auto;
|
|
auto
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
("aaaa" not between string and string) and
|
|
("aaaa" not between vstring and vstring) and
|
|
(0xAAAA not between bin and bin) and
|
|
(0xAAAA not between vbin and vbin) and
|
|
(-1 not between tiny and tiny) and
|
|
(-1 not between short and short) and
|
|
(-1 not between medium and medium) and
|
|
(-1 not between long_int and long_int) and
|
|
(-1 not between longlong and longlong) and
|
|
(1 not between utiny and utiny) and
|
|
(1 not between ushort and ushort) and
|
|
(1 not between umedium and umedium) and
|
|
(1 not between ulong and ulong) and
|
|
(1 not between ulonglong and ulonglong) and
|
|
/* (b'001' not between bits and bits) and */
|
|
('one' not between options and options) and
|
|
('one' not between flags and flags) and
|
|
('1901-01-01' not between date_field and date_field) and
|
|
('1901' not between year_field and year_field) and
|
|
('01:01:01' not between time_field and time_field) and
|
|
('1901-01-01 01:01:01' not between date_time and date_time)
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
("aaaa" not between string and string) and
|
|
("aaaa" not between vstring and vstring) and
|
|
(0xAAAA not between bin and bin) and
|
|
(0xAAAA not between vbin and vbin) and
|
|
(-1 not between tiny and tiny) and
|
|
(-1 not between short and short) and
|
|
(-1 not between medium and medium) and
|
|
(-1 not between long_int and long_int) and
|
|
(-1 not between longlong and longlong) and
|
|
(1 not between utiny and utiny) and
|
|
(1 not between ushort and ushort) and
|
|
(1 not between umedium and umedium) and
|
|
(1 not between ulong and ulong) and
|
|
(1 not between ulonglong and ulonglong) and
|
|
/* (b'001' not between bits and bits) and */
|
|
('one' not between options and options) and
|
|
('one' not between flags and flags) and
|
|
('1901-01-01' not between date_field and date_field) and
|
|
('1901' not between year_field and year_field) and
|
|
('01:01:01' not between time_field and time_field) and
|
|
('1901-01-01 01:01:01' not between date_time and date_time)
|
|
order by auto;
|
|
auto
|
|
2
|
|
3
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
string in("aaaa","cccc") and
|
|
vstring in("aaaa","cccc") and
|
|
bin in(0xAAAA,0xCCCC) and
|
|
vbin in(0xAAAA,0xCCCC) and
|
|
tiny in(-1,-3) and
|
|
short in(-1,-3) and
|
|
medium in(-1,-3) and
|
|
long_int in(-1,-3) and
|
|
longlong in(-1,-3) and
|
|
utiny in(1,3) and
|
|
ushort in(1,3) and
|
|
umedium in(1,3) and
|
|
ulong in(1,3) and
|
|
ulonglong in(1,3) and
|
|
/* bits in(b'001',b'011') and */
|
|
options in('one','three') and
|
|
flags in('one','one,two,three') and
|
|
date_field in('1901-01-01','1903-03-03') and
|
|
year_field in('1901','1903') and
|
|
time_field in('01:01:01','03:03:03') and
|
|
date_time in('1901-01-01 01:01:01','1903-03-03 03:03:03')
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range medium_index medium_index 3 NULL 2 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string in("aaaa","cccc") and
|
|
vstring in("aaaa","cccc") and
|
|
bin in(0xAAAA,0xCCCC) and
|
|
vbin in(0xAAAA,0xCCCC) and
|
|
tiny in(-1,-3) and
|
|
short in(-1,-3) and
|
|
medium in(-1,-3) and
|
|
long_int in(-1,-3) and
|
|
longlong in(-1,-3) and
|
|
utiny in(1,3) and
|
|
ushort in(1,3) and
|
|
umedium in(1,3) and
|
|
ulong in(1,3) and
|
|
ulonglong in(1,3) and
|
|
/* bits in(b'001',b'011') and */
|
|
options in('one','three') and
|
|
flags in('one','one,two,three') and
|
|
date_field in('1901-01-01','1903-03-03') and
|
|
year_field in('1901','1903') and
|
|
time_field in('01:01:01','03:03:03') and
|
|
date_time in('1901-01-01 01:01:01','1903-03-03 03:03:03')
|
|
order by auto;
|
|
auto
|
|
1
|
|
3
|
|
explain
|
|
select auto from t1 where
|
|
"aaaa" in(string) and
|
|
"aaaa" in(vstring) and
|
|
0xAAAA in(bin) and
|
|
0xAAAA in(vbin) and
|
|
(-1 in(tiny)) and
|
|
(-1 in (short)) and
|
|
(-1 in(medium)) and
|
|
(-1 in(long_int)) and
|
|
(-1 in(longlong)) and
|
|
1 in(utiny) and
|
|
1 in(ushort) and
|
|
1 in(umedium) and
|
|
1 in(ulong) and
|
|
1 in(ulonglong) and
|
|
/* b'001' in(bits) and */
|
|
'one' in(options) and
|
|
'one' in(flags) and
|
|
'1901-01-01' in(date_field) and
|
|
'1901' in(year_field) and
|
|
'01:01:01' in(time_field) and
|
|
'1901-01-01 01:01:01' in(date_time)
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ref medium_index medium_index 3 const 1 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
"aaaa" in(string) and
|
|
"aaaa" in(vstring) and
|
|
0xAAAA in(bin) and
|
|
0xAAAA in(vbin) and
|
|
(-1 in(tiny)) and
|
|
(-1 in (short)) and
|
|
(-1 in(medium)) and
|
|
(-1 in(long_int)) and
|
|
(-1 in(longlong)) and
|
|
1 in(utiny) and
|
|
1 in(ushort) and
|
|
1 in(umedium) and
|
|
1 in(ulong) and
|
|
1 in(ulonglong) and
|
|
/* b'001' in(bits) and */
|
|
'one' in(options) and
|
|
'one' in(flags) and
|
|
'1901-01-01' in(date_field) and
|
|
'1901' in(year_field) and
|
|
'01:01:01' in(time_field) and
|
|
'1901-01-01 01:01:01' in(date_time)
|
|
order by auto;
|
|
auto
|
|
1
|
|
explain
|
|
select auto from t1 where
|
|
string not in("aaaa","cccc") and
|
|
vstring not in("aaaa","cccc") and
|
|
bin not in(0xAAAA,0xCCCC) and
|
|
vbin not in(0xAAAA,0xCCCC) and
|
|
tiny not in(-1,-3) and
|
|
short not in(-1,-3) and
|
|
medium not in(-1,-3) and
|
|
long_int not in(-1,-3) and
|
|
longlong not in(-1,-3) and
|
|
utiny not in(1,3) and
|
|
ushort not in(1,3) and
|
|
umedium not in(1,3) and
|
|
ulong not in(1,3) and
|
|
ulonglong not in(1,3) and
|
|
/* bits not in(b'001',b'011') and */
|
|
options not in('one','three') and
|
|
flags not in('one','one,two,three') and
|
|
date_field not in('1901-01-01','1903-03-03') and
|
|
year_field not in('1901','1903') and
|
|
time_field not in('01:01:01','03:03:03') and
|
|
date_time not in('1901-01-01 01:01:01','1903-03-03 03:03:03')
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range medium_index medium_index 3 NULL 2 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
string not in("aaaa","cccc") and
|
|
vstring not in("aaaa","cccc") and
|
|
bin not in(0xAAAA,0xCCCC) and
|
|
vbin not in(0xAAAA,0xCCCC) and
|
|
tiny not in(-1,-3) and
|
|
short not in(-1,-3) and
|
|
medium not in(-1,-3) and
|
|
long_int not in(-1,-3) and
|
|
longlong not in(-1,-3) and
|
|
utiny not in(1,3) and
|
|
ushort not in(1,3) and
|
|
umedium not in(1,3) and
|
|
ulong not in(1,3) and
|
|
ulonglong not in(1,3) and
|
|
/* bits not in(b'001',b'011') and */
|
|
options not in('one','three') and
|
|
flags not in('one','one,two,three') and
|
|
date_field not in('1901-01-01','1903-03-03') and
|
|
year_field not in('1901','1903') and
|
|
time_field not in('01:01:01','03:03:03') and
|
|
date_time not in('1901-01-01 01:01:01','1903-03-03 03:03:03')
|
|
order by auto;
|
|
auto
|
|
2
|
|
4
|
|
explain
|
|
select auto from t1 where
|
|
"aaaa" not in(string) and
|
|
"aaaa" not in(vstring) and
|
|
0xAAAA not in(bin) and
|
|
0xAAAA not in(vbin) and
|
|
(-1 not in(tiny)) and
|
|
(-1 not in(short)) and
|
|
(-1 not in(medium)) and
|
|
(-1 not in(long_int)) and
|
|
(-1 not in(longlong)) and
|
|
1 not in(utiny) and
|
|
1 not in(ushort) and
|
|
1 not in(umedium) and
|
|
1 not in(ulong) and
|
|
1 not in(ulonglong) and
|
|
/* b'001' not in(bits) and */
|
|
'one' not in(options) and
|
|
'one' not in(flags) and
|
|
'1901-01-01' not in(date_field) and
|
|
'1901' not in(year_field) and
|
|
'01:01:01' not in(time_field) and
|
|
'1901-01-01 01:01:01' not in(date_time)
|
|
order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where with pushed condition; Using filesort
|
|
select auto from t1 where
|
|
"aaaa" not in(string) and
|
|
"aaaa" not in(vstring) and
|
|
0xAAAA not in(bin) and
|
|
0xAAAA not in(vbin) and
|
|
(-1 not in(tiny)) and
|
|
(-1 not in(short)) and
|
|
(-1 not in(medium)) and
|
|
(-1 not in(long_int)) and
|
|
(-1 not in(longlong)) and
|
|
1 not in(utiny) and
|
|
1 not in(ushort) and
|
|
1 not in(umedium) and
|
|
1 not in(ulong) and
|
|
1 not in(ulonglong) and
|
|
/* b'001' not in(bits) and */
|
|
'one' not in(options) and
|
|
'one' not in(flags) and
|
|
'1901-01-01' not in(date_field) and
|
|
'1901' not in(year_field) and
|
|
'01:01:01' not in(time_field) and
|
|
'1901-01-01 01:01:01' not in(date_time)
|
|
order by auto;
|
|
auto
|
|
2
|
|
3
|
|
4
|
|
update t1
|
|
set medium = 17
|
|
where
|
|
string = "aaaa" and
|
|
vstring = "aaaa" and
|
|
bin = 0xAAAA and
|
|
vbin = 0xAAAA and
|
|
tiny = -1 and
|
|
short = -1 and
|
|
medium = -1 and
|
|
long_int = -1 and
|
|
longlong = -1 and
|
|
real_float > 1.0 and real_float < 2.0 and
|
|
real_double > 1.0 and real_double < 2.0 and
|
|
real_decimal > 1.0 and real_decimal < 2.0 and
|
|
utiny = 1 and
|
|
ushort = 1 and
|
|
umedium = 1 and
|
|
ulong = 1 and
|
|
ulonglong = 1 and
|
|
/* bits = b'001' and */
|
|
options = 'one' and
|
|
flags = 'one' and
|
|
date_field = '1901-01-01' and
|
|
year_field = '1901' and
|
|
time_field = '01:01:01' and
|
|
date_time = '1901-01-01 01:01:01';
|
|
delete from t1
|
|
where
|
|
string = "aaaa" and
|
|
vstring = "aaaa" and
|
|
bin = 0xAAAA and
|
|
vbin = 0xAAAA and
|
|
tiny = -1 and
|
|
short = -1 and
|
|
medium = 17 and
|
|
long_int = -1 and
|
|
longlong = -1 and
|
|
real_float > 1.0 and real_float < 2.0 and
|
|
real_double > 1.0 and real_double < 2.0 and
|
|
real_decimal > 1.0 and real_decimal < 2.0 and
|
|
utiny = 1 and
|
|
ushort = 1 and
|
|
umedium = 1 and
|
|
ulong = 1 and
|
|
ulonglong = 1 and
|
|
/* bits = b'001' and */
|
|
options = 'one' and
|
|
flags = 'one' and
|
|
date_field = '1901-01-01' and
|
|
year_field = '1901' and
|
|
time_field = '01:01:01' and
|
|
date_time = '1901-01-01 01:01:01';
|
|
select count(*) from t1;
|
|
count(*)
|
|
3
|
|
explain
|
|
select * from t2 where attr3 is null or attr1 > 2 and pk1= 3 order by pk1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 6 Using where with pushed condition; Using filesort
|
|
select * from t2 where attr3 is null or attr1 > 2 and pk1= 3 order by pk1;
|
|
pk1 attr1 attr2 attr3
|
|
2 2 NULL NULL
|
|
3 3 3 d
|
|
explain
|
|
select * from t2 where attr3 is not null and attr1 > 2 order by pk1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where with pushed condition; Using filesort
|
|
select * from t2 where attr3 is not null and attr1 > 2 order by pk1;
|
|
pk1 attr1 attr2 attr3
|
|
3 3 3 d
|
|
4 4 4 e
|
|
5 5 5 f
|
|
explain
|
|
select * from t3 where attr2 > 9223372036854775803 and attr3 != 3 order by pk1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t3 ALL NULL NULL NULL NULL 6 Using where with pushed condition; Using filesort
|
|
select * from t3 where attr2 > 9223372036854775803 and attr3 != 3 order by pk1;
|
|
pk1 attr1 attr2 attr3 attr4
|
|
2 2 9223372036854775804 2 c
|
|
4 4 9223372036854775806 4 e
|
|
5 5 9223372036854775807 5 f
|
|
explain
|
|
select * from t2,t3 where t2.attr1 < 1 and t2.attr2 = t3.attr2 and t3.attr1 < 5 order by t2.pk1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where with pushed condition; Using temporary; Using filesort
|
|
1 SIMPLE t3 ALL NULL NULL NULL NULL 6 Using where with pushed condition
|
|
select * from t2,t3 where t2.attr1 < 1 and t2.attr2 = t3.attr2 and t3.attr1 < 5 order by t2.pk1;
|
|
pk1 attr1 attr2 attr3 pk1 attr1 attr2 attr3 attr4
|
|
0 0 0 a 0 0 0 0 a
|
|
explain
|
|
select * from t4 where attr1 < 5 and attr2 > 9223372036854775803 and attr3 != 3 order by t4.pk1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t4 range attr1 attr1 4 NULL 5 Using where with pushed condition; Using filesort
|
|
select * from t4 where attr1 < 5 and attr2 > 9223372036854775803 and attr3 != 3 order by t4.pk1;
|
|
pk1 attr1 attr2 attr3 attr4
|
|
2 2 9223372036854775804 2 c
|
|
4 4 9223372036854775806 4 e
|
|
explain
|
|
select * from t3,t4 where t4.attr1 > 1 and t4.attr2 = t3.attr2 and t4.attr3 < 5 order by t4.pk1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t4 range attr1 attr1 4 NULL 4 Using where with pushed condition; Using temporary; Using filesort
|
|
1 SIMPLE t3 ALL NULL NULL NULL NULL 6 Using where
|
|
select * from t3,t4 where t4.attr1 > 1 and t4.attr2 = t3.attr2 and t4.attr3 < 5 order by t4.pk1;
|
|
pk1 attr1 attr2 attr3 attr4 pk1 attr1 attr2 attr3 attr4
|
|
2 2 9223372036854775804 2 c 2 2 9223372036854775804 2 c
|
|
3 3 9223372036854775805 3 d 3 3 9223372036854775805 3 d
|
|
4 4 9223372036854775806 4 e 4 4 9223372036854775806 4 e
|
|
explain
|
|
select auto from t1 where string = "aaaa" collate latin1_general_ci order by auto;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using filesort
|
|
explain
|
|
select * from t2 where (attr1 < 2) = (attr2 < 2) order by pk1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using filesort
|
|
explain
|
|
select * from t3 left join t4 on t4.attr2 = t3.attr2 where t4.attr1 > 1 and t4.attr3 < 5 or t4.attr1 is null order by t4.pk1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t3 ALL NULL NULL NULL NULL 6 Using temporary; Using filesort
|
|
1 SIMPLE t4 ALL NULL NULL NULL NULL 6 Using where
|
|
create table t5 (a int primary key auto_increment, b tinytext not null)
|
|
engine = ndb;
|
|
insert into t5 (b) values ('jonas'), ('jensing'), ('johan');
|
|
set engine_condition_pushdown = off;
|
|
select * from t5 where b like '%jo%' order by a;
|
|
a b
|
|
1 jonas
|
|
3 johan
|
|
set engine_condition_pushdown = on;
|
|
explain select * from t5 where b like '%jo%';
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t5 ALL NULL NULL NULL NULL 3 Using where
|
|
select * from t5 where b like '%jo%' order by a;
|
|
a b
|
|
1 jonas
|
|
3 johan
|
|
drop table t1;
|
|
create table t1 (a int, b varchar(3), primary key using hash(a))
|
|
engine=ndb;
|
|
insert into t1 values (1,'a'), (2,'ab'), (3,'abc');
|
|
set engine_condition_pushdown = off;
|
|
select * from t1 where b like 'ab';
|
|
a b
|
|
2 ab
|
|
select * from t1 where b like 'ab' or b like 'ab';
|
|
a b
|
|
2 ab
|
|
select * from t1 where b like 'abc';
|
|
a b
|
|
3 abc
|
|
select * from t1 where b like 'abc' or b like 'abc';
|
|
a b
|
|
3 abc
|
|
set engine_condition_pushdown = on;
|
|
select * from t1 where b like 'ab';
|
|
a b
|
|
2 ab
|
|
select * from t1 where b like 'ab' or b like 'ab';
|
|
a b
|
|
2 ab
|
|
select * from t1 where b like 'abc';
|
|
a b
|
|
3 abc
|
|
select * from t1 where b like 'abc' or b like 'abc';
|
|
a b
|
|
3 abc
|
|
drop table t1;
|
|
create table t1 (a int, b char(3), primary key using hash(a))
|
|
engine=ndb;
|
|
insert into t1 values (1,'a'), (2,'ab'), (3,'abc');
|
|
set engine_condition_pushdown = off;
|
|
select * from t1 where b like 'ab';
|
|
a b
|
|
2 ab
|
|
select * from t1 where b like 'ab' or b like 'ab';
|
|
a b
|
|
2 ab
|
|
select * from t1 where b like 'abc';
|
|
a b
|
|
3 abc
|
|
select * from t1 where b like 'abc' or b like 'abc';
|
|
a b
|
|
3 abc
|
|
set engine_condition_pushdown = on;
|
|
select * from t1 where b like 'ab';
|
|
a b
|
|
2 ab
|
|
select * from t1 where b like 'ab' or b like 'ab';
|
|
a b
|
|
2 ab
|
|
select * from t1 where b like 'abc';
|
|
a b
|
|
3 abc
|
|
select * from t1 where b like 'abc' or b like 'abc';
|
|
a b
|
|
3 abc
|
|
set engine_condition_pushdown = @old_ecpd;
|
|
DROP TABLE t1,t2,t3,t4,t5;
|