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mysql-test/r/ndb_basic.result: wl#2624 re-commit due to bk problem mysql-test/r/ndb_blob.result: wl#2624 re-commit due to bk problem mysql-test/r/ndb_charset.result: wl#2624 re-commit due to bk problem mysql-test/r/ndb_condition_pushdown.result: wl#2624 re-commit due to bk problem mysql-test/r/ndb_index_ordered.result: wl#2624 re-commit due to bk problem mysql-test/t/ndb_index_ordered.test: wl#2624 re-commit due to bk problem sql/ha_ndbcluster.cc: wl#2624 re-commit due to bk problem sql/ha_ndbcluster.h: wl#2624 re-commit due to bk problem sql/mysqld.cc: wl#2624 re-commit due to bk problem sql/set_var.cc: wl#2624 re-commit due to bk problem sql/sql_class.h: wl#2624 re-commit due to bk problem storage/ndb/include/kernel/AttributeHeader.hpp: wl#2624 re-commit due to bk problem storage/ndb/include/ndbapi/NdbDictionary.hpp: wl#2624 re-commit due to bk problem storage/ndb/include/ndbapi/NdbIndexScanOperation.hpp: wl#2624 re-commit due to bk problem storage/ndb/src/kernel/blocks/dblqh/DblqhMain.cpp: wl#2624 re-commit due to bk problem storage/ndb/src/kernel/blocks/dbtup/DbtupRoutines.cpp: wl#2624 re-commit due to bk problem storage/ndb/src/kernel/blocks/dbtux/Dbtux.hpp: wl#2624 re-commit due to bk problem storage/ndb/src/kernel/blocks/dbtux/DbtuxGen.cpp: wl#2624 re-commit due to bk problem storage/ndb/src/kernel/blocks/dbtux/DbtuxTree.cpp: wl#2624 re-commit due to bk problem storage/ndb/src/kernel/blocks/dbtux/Makefile.am: wl#2624 re-commit due to bk problem storage/ndb/src/ndbapi/Makefile.am: wl#2624 re-commit due to bk problem storage/ndb/src/ndbapi/NdbDictionary.cpp: wl#2624 re-commit due to bk problem storage/ndb/src/ndbapi/NdbDictionaryImpl.cpp: wl#2624 re-commit due to bk problem storage/ndb/src/ndbapi/NdbScanOperation.cpp: wl#2624 re-commit due to bk problem
799 lines
17 KiB
Plaintext
799 lines
17 KiB
Plaintext
drop table if exists t1, test1, test2;
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CREATE TABLE t1 (
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a int unsigned NOT NULL PRIMARY KEY,
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b int unsigned not null,
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c int unsigned,
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KEY(b)
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) engine=ndbcluster;
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insert t1 values(1, 2, 3), (2,3, 5), (3, 4, 6), (4, 5, 8), (5,6, 2), (6,7, 2);
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select * from t1 order by b;
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a b c
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1 2 3
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2 3 5
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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select * from t1 where b >= 4 order by b;
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a b c
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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select * from t1 where b = 4 order by b;
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a b c
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3 4 6
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select * from t1 where b > 4 order by b;
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a b c
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4 5 8
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5 6 2
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6 7 2
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select * from t1 where b < 4 order by b;
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a b c
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1 2 3
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2 3 5
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select * from t1 where b <= 4 order by b;
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a b c
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1 2 3
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2 3 5
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3 4 6
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select tt1.* from t1 as tt1, t1 as tt2 use index(b) where tt1.b = tt2.b order by tt1.b;
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a b c
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1 2 3
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2 3 5
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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select a, b, c from t1 where a!=2 and c=6;
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a b c
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3 4 6
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select a, b, c from t1 where a!=2 order by a;
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a b c
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1 2 3
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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update t1 set c = 3 where b = 3;
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select * from t1 order by a;
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a b c
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1 2 3
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2 3 3
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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update t1 set c = 10 where b >= 6;
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select * from t1 order by a;
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a b c
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1 2 3
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2 3 3
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3 4 6
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4 5 8
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5 6 10
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6 7 10
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update t1 set c = 11 where b < 5;
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select * from t1 order by a;
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a b c
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1 2 11
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2 3 11
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3 4 11
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4 5 8
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5 6 10
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6 7 10
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update t1 set c = 12 where b > 0;
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select * from t1 order by a;
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a b c
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1 2 12
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2 3 12
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3 4 12
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4 5 12
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5 6 12
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6 7 12
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update t1 set c = 13 where b <= 3;
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select * from t1 order by a;
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a b c
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1 2 13
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2 3 13
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3 4 12
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4 5 12
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5 6 12
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6 7 12
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update t1 set b = b + 1 where b > 4 and b < 7;
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select * from t1 order by a;
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a b c
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1 2 13
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2 3 13
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3 4 12
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4 6 12
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5 7 12
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6 7 12
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update t1 set a = a + 10 where b > 1 and b < 7;
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select * from t1 order by a;
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a b c
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5 7 12
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6 7 12
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11 2 13
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12 3 13
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13 4 12
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14 6 12
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drop table t1;
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CREATE TABLE t1 (
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a int unsigned NOT NULL PRIMARY KEY,
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b int unsigned not null,
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c int unsigned,
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KEY(b)
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) engine=ndbcluster;
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insert t1 values(1, 2, 13), (2,3, 13), (3, 4, 12), (4, 5, 12), (5,6, 12), (6,7, 12);
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delete from t1 where b = 3;
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select * from t1 order by a;
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a b c
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1 2 13
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3 4 12
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4 5 12
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5 6 12
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6 7 12
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delete from t1 where b >= 6;
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select * from t1 order by a;
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a b c
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1 2 13
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3 4 12
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4 5 12
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delete from t1 where b < 4;
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select * from t1 order by a;
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a b c
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3 4 12
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4 5 12
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delete from t1 where b > 5;
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select * from t1 order by a;
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a b c
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3 4 12
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4 5 12
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delete from t1 where b <= 4;
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select * from t1 order by a;
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a b c
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4 5 12
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drop table t1;
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CREATE TABLE t1 (
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a int unsigned NOT NULL PRIMARY KEY,
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b int unsigned not null,
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c int unsigned not null
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) engine = ndb;
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create index a1 on t1 (b, c);
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insert into t1 values (1, 2, 13);
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insert into t1 values (2,3, 13);
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insert into t1 values (3, 4, 12);
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insert into t1 values (4, 5, 12);
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insert into t1 values (5,6, 12);
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insert into t1 values (6,7, 12);
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insert into t1 values (7, 2, 1);
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insert into t1 values (8,3, 6);
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insert into t1 values (9, 4, 12);
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insert into t1 values (14, 5, 4);
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insert into t1 values (15,5,5);
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insert into t1 values (16,5, 6);
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insert into t1 values (17,4,4);
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insert into t1 values (18,1, 7);
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select * from t1 order by a;
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a b c
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1 2 13
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2 3 13
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3 4 12
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4 5 12
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5 6 12
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6 7 12
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7 2 1
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8 3 6
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9 4 12
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14 5 4
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15 5 5
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16 5 6
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17 4 4
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18 1 7
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select * from t1 where b<=5 order by a;
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a b c
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1 2 13
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2 3 13
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3 4 12
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4 5 12
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7 2 1
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8 3 6
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9 4 12
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14 5 4
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15 5 5
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16 5 6
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17 4 4
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18 1 7
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select * from t1 where b<=5 and c=0;
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a b c
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insert into t1 values (19,4, 0);
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select * from t1 where b<=5 and c=0;
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a b c
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19 4 0
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select * from t1 where b=4 and c<=5 order by a;
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a b c
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17 4 4
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19 4 0
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select * from t1 where b<=4 and c<=5 order by a;
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a b c
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7 2 1
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17 4 4
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19 4 0
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select * from t1 where b<=5 and c=0 or b<=5 and c=2;
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a b c
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19 4 0
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select count(*) from t1 where b = 0;
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count(*)
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0
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select count(*) from t1 where b = 1;
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count(*)
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1
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drop table t1;
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CREATE TABLE t1 (
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a int unsigned NOT NULL PRIMARY KEY,
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b int unsigned,
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c int unsigned,
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KEY bc(b,c)
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) engine = ndb;
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insert into t1 values(1,1,1),(2,NULL,2),(3,NULL,NULL),(4,4,NULL);
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select * from t1 use index (bc) where b IS NULL order by a;
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a b c
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2 NULL 2
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3 NULL NULL
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select * from t1 use index (bc)order by a;
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a b c
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1 1 1
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2 NULL 2
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3 NULL NULL
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4 4 NULL
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select * from t1 use index (bc) order by a;
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a b c
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1 1 1
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2 NULL 2
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3 NULL NULL
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4 4 NULL
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select * from t1 use index (PRIMARY) where b IS NULL order by a;
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a b c
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2 NULL 2
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3 NULL NULL
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select * from t1 use index (bc) where b IS NULL order by a;
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a b c
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2 NULL 2
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3 NULL NULL
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select * from t1 use index (bc) where b IS NULL and c IS NULL order by a;
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a b c
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3 NULL NULL
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select * from t1 use index (bc) where b IS NULL and c = 2 order by a;
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a b c
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2 NULL 2
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select * from t1 use index (bc) where b < 4 order by a;
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a b c
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1 1 1
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select * from t1 use index (bc) where b IS NOT NULL order by a;
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a b c
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1 1 1
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4 4 NULL
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drop table t1;
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create table t1 (
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a int unsigned primary key,
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b int unsigned,
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c char(10),
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key bc (b, c)
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) engine=ndb;
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insert into t1 values(1,1,'a'),(2,2,'b'),(3,3,'c'),(4,4,'d'),(5,5,'e');
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insert into t1 select a*7,10*b,'f' from t1;
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insert into t1 select a*13,10*b,'g' from t1;
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insert into t1 select a*17,10*b,'h' from t1;
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insert into t1 select a*19,10*b,'i' from t1;
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insert into t1 select a*23,10*b,'j' from t1;
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insert into t1 select a*29,10*b,'k' from t1;
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select b, c from t1 where b <= 10 and c <'f' order by b, c;
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b c
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1 a
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2 b
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3 c
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4 d
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5 e
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select b, c from t1 where b <= 10 and c <'f' order by b desc, c desc;
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b c
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5 e
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4 d
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3 c
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2 b
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1 a
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select b, c from t1 where b=4000 and c<'k' order by b, c;
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b c
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4000 h
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4000 i
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4000 i
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4000 i
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4000 j
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4000 j
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4000 j
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4000 j
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4000 j
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4000 j
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select b, c from t1 where b=4000 and c<'k' order by b desc, c desc;
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b c
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4000 j
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4000 j
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4000 j
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4000 j
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4000 j
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4000 j
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4000 i
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4000 i
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4000 i
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4000 h
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select b, c from t1 where 1000<=b and b<=100000 and c<'j' order by b, c;
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b c
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1000 h
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1000 i
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1000 i
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1000 i
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2000 h
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2000 i
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2000 i
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2000 i
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3000 h
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3000 i
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3000 i
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3000 i
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4000 h
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4000 i
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4000 i
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4000 i
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5000 h
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5000 i
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5000 i
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5000 i
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10000 i
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20000 i
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30000 i
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40000 i
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50000 i
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select b, c from t1 where 1000<=b and b<=100000 and c<'j' order by b desc, c desc;
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b c
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50000 i
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40000 i
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30000 i
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20000 i
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10000 i
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5000 i
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5000 i
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5000 i
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5000 h
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4000 i
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4000 i
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4000 i
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4000 h
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3000 i
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3000 i
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3000 i
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3000 h
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2000 i
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2000 i
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2000 i
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2000 h
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1000 i
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1000 i
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1000 i
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1000 h
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select min(b), max(b) from t1;
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min(b) max(b)
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1 5000000
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drop table t1;
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CREATE TABLE test1 (
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SubscrID int(11) NOT NULL auto_increment,
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UsrID int(11) NOT NULL default '0',
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PRIMARY KEY (SubscrID),
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KEY idx_usrid (UsrID)
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) ENGINE=ndbcluster DEFAULT CHARSET=latin1;
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INSERT INTO test1 VALUES (2,224),(3,224),(1,224);
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CREATE TABLE test2 (
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SbclID int(11) NOT NULL auto_increment,
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SbcrID int(11) NOT NULL default '0',
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PRIMARY KEY (SbclID),
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KEY idx_sbcrid (SbcrID)
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) ENGINE=ndbcluster DEFAULT CHARSET=latin1;
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INSERT INTO test2 VALUES (3,2),(1,1),(2,1),(4,2);
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select * from test1 order by 1;
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SubscrID UsrID
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1 224
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2 224
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3 224
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select * from test2 order by 1;
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SbclID SbcrID
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1 1
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2 1
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3 2
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4 2
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SELECT s.SubscrID,l.SbclID FROM test1 s left JOIN test2 l ON
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l.SbcrID=s.SubscrID WHERE s.UsrID=224 order by 1, 2;
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SubscrID SbclID
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1 1
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1 2
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2 3
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2 4
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3 NULL
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drop table test1;
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drop table test2;
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create table t1 (
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pk int primary key,
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dt datetime not null,
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da date not null,
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ye year not null,
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ti time not null,
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ts timestamp not null,
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index(dt),
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index(da),
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index(ye),
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index(ti),
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index(ts)
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) engine=ndb;
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insert into t1 (pk,dt,da,ye,ti,ts) values
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(1, '1901-05-05 23:00:59', '1901-05-05', '1901', '23:00:59', '2001-01-01 23:00:59'),
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(2, '1912-09-05 13:00:59', '1912-09-05', '1912', '13:00:59', '2001-01-01 13:00:59'),
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(3, '1945-12-31 00:00:00', '1945-12-31', '1945', '00:00:00', '2001-01-01 00:00:00'),
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(4, '1955-12-31 00:00:00', '1955-12-31', '1955', '00:00:00', '2001-01-01 00:00:00'),
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(5, '1963-06-06 06:06:06', '1963-06-06', '1963', '06:06:06', '2001-01-01 06:06:06'),
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(6, '1993-06-06 06:06:06', '1993-06-06', '1993', '06:06:06', '2001-01-01 06:06:06'),
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(7, '2001-01-01 10:11:10', '2001-01-01', '2001', '10:11:10', '2001-01-01 10:11:10'),
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(8, '2001-01-01 10:11:11', '2001-01-01', '2001', '10:11:11', '2001-01-01 10:11:11'),
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(9, '2005-01-31 23:59:59', '2005-01-31', '2005', '23:59:59', '2001-01-01 23:59:59');
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select count(*)-9 from t1 use index (dt) where dt > '1900-01-01 00:00:00';
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count(*)-9
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0
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select count(*)-6 from t1 use index (dt) where dt >= '1955-12-31 00:00:00';
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count(*)-6
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0
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select count(*)-5 from t1 use index (dt) where dt > '1955-12-31 00:00:00';
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count(*)-5
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0
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select count(*)-5 from t1 use index (dt) where dt < '1970-03-03 22:22:22';
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count(*)-5
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0
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select count(*)-7 from t1 use index (dt) where dt < '2001-01-01 10:11:11';
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count(*)-7
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0
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select count(*)-8 from t1 use index (dt) where dt <= '2001-01-01 10:11:11';
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count(*)-8
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0
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select count(*)-9 from t1 use index (dt) where dt <= '2055-01-01 00:00:00';
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count(*)-9
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0
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select count(*)-9 from t1 use index (da) where da > '1900-01-01';
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count(*)-9
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0
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select count(*)-6 from t1 use index (da) where da >= '1955-12-31';
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count(*)-6
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0
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select count(*)-5 from t1 use index (da) where da > '1955-12-31';
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count(*)-5
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0
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select count(*)-5 from t1 use index (da) where da < '1970-03-03';
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count(*)-5
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0
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select count(*)-6 from t1 use index (da) where da < '2001-01-01';
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|
count(*)-6
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0
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|
select count(*)-8 from t1 use index (da) where da <= '2001-01-02';
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count(*)-8
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0
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select count(*)-9 from t1 use index (da) where da <= '2055-01-01';
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count(*)-9
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0
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select count(*)-9 from t1 use index (ye) where ye > '1900';
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count(*)-9
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0
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select count(*)-6 from t1 use index (ye) where ye >= '1955';
|
|
count(*)-6
|
|
0
|
|
select count(*)-5 from t1 use index (ye) where ye > '1955';
|
|
count(*)-5
|
|
0
|
|
select count(*)-5 from t1 use index (ye) where ye < '1970';
|
|
count(*)-5
|
|
0
|
|
select count(*)-6 from t1 use index (ye) where ye < '2001';
|
|
count(*)-6
|
|
0
|
|
select count(*)-8 from t1 use index (ye) where ye <= '2001';
|
|
count(*)-8
|
|
0
|
|
select count(*)-9 from t1 use index (ye) where ye <= '2055';
|
|
count(*)-9
|
|
0
|
|
select count(*)-9 from t1 use index (ti) where ti >= '00:00:00';
|
|
count(*)-9
|
|
0
|
|
select count(*)-7 from t1 use index (ti) where ti > '00:00:00';
|
|
count(*)-7
|
|
0
|
|
select count(*)-7 from t1 use index (ti) where ti > '05:05:05';
|
|
count(*)-7
|
|
0
|
|
select count(*)-5 from t1 use index (ti) where ti > '06:06:06';
|
|
count(*)-5
|
|
0
|
|
select count(*)-5 from t1 use index (ti) where ti < '10:11:11';
|
|
count(*)-5
|
|
0
|
|
select count(*)-6 from t1 use index (ti) where ti <= '10:11:11';
|
|
count(*)-6
|
|
0
|
|
select count(*)-8 from t1 use index (ti) where ti < '23:59:59';
|
|
count(*)-8
|
|
0
|
|
select count(*)-9 from t1 use index (ti) where ti <= '23:59:59';
|
|
count(*)-9
|
|
0
|
|
select count(*)-9 from t1 use index (ts) where ts >= '2001-01-01 00:00:00';
|
|
count(*)-9
|
|
0
|
|
select count(*)-7 from t1 use index (ts) where ts > '2001-01-01 00:00:00';
|
|
count(*)-7
|
|
0
|
|
select count(*)-7 from t1 use index (ts) where ts > '2001-01-01 05:05:05';
|
|
count(*)-7
|
|
0
|
|
select count(*)-5 from t1 use index (ts) where ts > '2001-01-01 06:06:06';
|
|
count(*)-5
|
|
0
|
|
select count(*)-5 from t1 use index (ts) where ts < '2001-01-01 10:11:11';
|
|
count(*)-5
|
|
0
|
|
select count(*)-6 from t1 use index (ts) where ts <= '2001-01-01 10:11:11';
|
|
count(*)-6
|
|
0
|
|
select count(*)-8 from t1 use index (ts) where ts < '2001-01-01 23:59:59';
|
|
count(*)-8
|
|
0
|
|
select count(*)-9 from t1 use index (ts) where ts <= '2001-01-01 23:59:59';
|
|
count(*)-9
|
|
0
|
|
drop table t1;
|
|
create table t1 (
|
|
a int primary key,
|
|
s decimal(12),
|
|
t decimal(12, 5),
|
|
u decimal(12) unsigned,
|
|
v decimal(12, 5) unsigned,
|
|
key (s),
|
|
key (t),
|
|
key (u),
|
|
key (v)
|
|
) engine=ndb;
|
|
insert into t1 values
|
|
( 0, -000000000007, -0000061.00003, 000000000061, 0000965.00042),
|
|
( 1, -000000000007, -0000061.00042, 000000000061, 0000965.00003),
|
|
( 2, -071006035767, 4210253.00024, 000000000001, 0000001.84488),
|
|
( 3, 000000007115, 0000000.77607, 000077350625, 0000018.00013),
|
|
( 4, -000000068391, -0346486.00000, 000000005071, 0005334.00002),
|
|
( 5, -521579890459, -1936874.00001, 000000000154, 0000003.00018),
|
|
( 6, -521579890459, -1936874.00018, 000000000154, 0000003.00001),
|
|
( 7, 000000000333, 0000051.39140, 000000907958, 0788643.08374),
|
|
( 8, 000042731229, 0000009.00000, 000000000009, 6428667.00000),
|
|
( 9, -000008159769, 0000918.00004, 000096951421, 7607730.00008);
|
|
select count(*)- 5 from t1 use index (s) where s < -000000000007;
|
|
count(*)- 5
|
|
0
|
|
select count(*)- 7 from t1 use index (s) where s <= -000000000007;
|
|
count(*)- 7
|
|
0
|
|
select count(*)- 2 from t1 use index (s) where s = -000000000007;
|
|
count(*)- 2
|
|
0
|
|
select count(*)- 5 from t1 use index (s) where s >= -000000000007;
|
|
count(*)- 5
|
|
0
|
|
select count(*)- 3 from t1 use index (s) where s > -000000000007;
|
|
count(*)- 3
|
|
0
|
|
select count(*)- 4 from t1 use index (t) where t < -0000061.00003;
|
|
count(*)- 4
|
|
0
|
|
select count(*)- 5 from t1 use index (t) where t <= -0000061.00003;
|
|
count(*)- 5
|
|
0
|
|
select count(*)- 1 from t1 use index (t) where t = -0000061.00003;
|
|
count(*)- 1
|
|
0
|
|
select count(*)- 6 from t1 use index (t) where t >= -0000061.00003;
|
|
count(*)- 6
|
|
0
|
|
select count(*)- 5 from t1 use index (t) where t > -0000061.00003;
|
|
count(*)- 5
|
|
0
|
|
select count(*)- 2 from t1 use index (u) where u < 000000000061;
|
|
count(*)- 2
|
|
0
|
|
select count(*)- 4 from t1 use index (u) where u <= 000000000061;
|
|
count(*)- 4
|
|
0
|
|
select count(*)- 2 from t1 use index (u) where u = 000000000061;
|
|
count(*)- 2
|
|
0
|
|
select count(*)- 8 from t1 use index (u) where u >= 000000000061;
|
|
count(*)- 8
|
|
0
|
|
select count(*)- 6 from t1 use index (u) where u > 000000000061;
|
|
count(*)- 6
|
|
0
|
|
select count(*)- 5 from t1 use index (v) where v < 0000965.00042;
|
|
count(*)- 5
|
|
0
|
|
select count(*)- 6 from t1 use index (v) where v <= 0000965.00042;
|
|
count(*)- 6
|
|
0
|
|
select count(*)- 1 from t1 use index (v) where v = 0000965.00042;
|
|
count(*)- 1
|
|
0
|
|
select count(*)- 5 from t1 use index (v) where v >= 0000965.00042;
|
|
count(*)- 5
|
|
0
|
|
select count(*)- 4 from t1 use index (v) where v > 0000965.00042;
|
|
count(*)- 4
|
|
0
|
|
drop table t1;
|
|
create table t1(a int primary key, b int not null, index(b));
|
|
insert into t1 values (1,1), (2,2);
|
|
set autocommit=0;
|
|
begin;
|
|
select count(*) from t1;
|
|
count(*)
|
|
2
|
|
ALTER TABLE t1 ADD COLUMN c int;
|
|
select a from t1 where b = 2;
|
|
a
|
|
2
|
|
show tables;
|
|
Tables_in_test
|
|
t1
|
|
drop table t1;
|
|
create table t1 (a int, c varchar(10),
|
|
primary key using hash (a), index(c)) engine=ndb;
|
|
insert into t1 (a, c) values (1,'aaa'),(3,'bbb');
|
|
select count(*) from t1 where c<'bbb';
|
|
count(*)
|
|
1
|
|
drop table t1;
|
|
set autocommit=1;
|
|
show session variables like 'ndb_index_stat_%';
|
|
Variable_name Value
|
|
ndb_index_stat_cache_entries 32
|
|
ndb_index_stat_enable ON
|
|
ndb_index_stat_update_freq 20
|
|
set ndb_index_stat_enable = off;
|
|
show session variables like 'ndb_index_stat_%';
|
|
Variable_name Value
|
|
ndb_index_stat_cache_entries 32
|
|
ndb_index_stat_enable OFF
|
|
ndb_index_stat_update_freq 20
|
|
create table t1 (a int, b int, c varchar(10) not null,
|
|
primary key using hash (a), index(b,c)) engine=ndb;
|
|
insert into t1 values
|
|
(1,10,'aaa'),(2,10,'bbb'),(3,10,'ccc'),
|
|
(4,20,'aaa'),(5,20,'bbb'),(6,20,'ccc'),
|
|
(7,30,'aaa'),(8,30,'bbb'),(9,30,'ccc');
|
|
select count(*) from t1 where b < 10;
|
|
count(*)
|
|
0
|
|
select count(*) from t1 where b >= 10 and c >= 'bbb';
|
|
count(*)
|
|
6
|
|
select count(*) from t1 where b > 10;
|
|
count(*)
|
|
6
|
|
select count(*) from t1 where b <= 20 and c < 'ccc';
|
|
count(*)
|
|
4
|
|
select count(*) from t1 where b = 20 and c = 'ccc';
|
|
count(*)
|
|
1
|
|
select count(*) from t1 where b > 20;
|
|
count(*)
|
|
3
|
|
select count(*) from t1 where b = 30 and c > 'aaa';
|
|
count(*)
|
|
2
|
|
select count(*) from t1 where b <= 20;
|
|
count(*)
|
|
6
|
|
select count(*) from t1 where b >= 20 and c > 'aaa';
|
|
count(*)
|
|
4
|
|
drop table t1;
|
|
set ndb_index_stat_enable = on;
|
|
set ndb_index_stat_cache_entries = 0;
|
|
show session variables like 'ndb_index_stat_%';
|
|
Variable_name Value
|
|
ndb_index_stat_cache_entries 0
|
|
ndb_index_stat_enable ON
|
|
ndb_index_stat_update_freq 20
|
|
create table t1 (a int, b int, c varchar(10) not null,
|
|
primary key using hash (a), index(b,c)) engine=ndb;
|
|
insert into t1 values
|
|
(1,10,'aaa'),(2,10,'bbb'),(3,10,'ccc'),
|
|
(4,20,'aaa'),(5,20,'bbb'),(6,20,'ccc'),
|
|
(7,30,'aaa'),(8,30,'bbb'),(9,30,'ccc');
|
|
select count(*) from t1 where b < 10;
|
|
count(*)
|
|
0
|
|
select count(*) from t1 where b >= 10 and c >= 'bbb';
|
|
count(*)
|
|
6
|
|
select count(*) from t1 where b > 10;
|
|
count(*)
|
|
6
|
|
select count(*) from t1 where b <= 20 and c < 'ccc';
|
|
count(*)
|
|
4
|
|
select count(*) from t1 where b = 20 and c = 'ccc';
|
|
count(*)
|
|
1
|
|
select count(*) from t1 where b > 20;
|
|
count(*)
|
|
3
|
|
select count(*) from t1 where b = 30 and c > 'aaa';
|
|
count(*)
|
|
2
|
|
select count(*) from t1 where b <= 20;
|
|
count(*)
|
|
6
|
|
select count(*) from t1 where b >= 20 and c > 'aaa';
|
|
count(*)
|
|
4
|
|
drop table t1;
|
|
set ndb_index_stat_enable = on;
|
|
set ndb_index_stat_cache_entries = 4;
|
|
set ndb_index_stat_update_freq = 2;
|
|
show session variables like 'ndb_index_stat_%';
|
|
Variable_name Value
|
|
ndb_index_stat_cache_entries 4
|
|
ndb_index_stat_enable ON
|
|
ndb_index_stat_update_freq 2
|
|
create table t1 (a int, b int, c varchar(10) not null,
|
|
primary key using hash (a), index(b,c)) engine=ndb;
|
|
insert into t1 values
|
|
(1,10,'aaa'),(2,10,'bbb'),(3,10,'ccc'),
|
|
(4,20,'aaa'),(5,20,'bbb'),(6,20,'ccc'),
|
|
(7,30,'aaa'),(8,30,'bbb'),(9,30,'ccc');
|
|
select count(*) from t1 where b < 10;
|
|
count(*)
|
|
0
|
|
select count(*) from t1 where b >= 10 and c >= 'bbb';
|
|
count(*)
|
|
6
|
|
select count(*) from t1 where b > 10;
|
|
count(*)
|
|
6
|
|
select count(*) from t1 where b <= 20 and c < 'ccc';
|
|
count(*)
|
|
4
|
|
select count(*) from t1 where b = 20 and c = 'ccc';
|
|
count(*)
|
|
1
|
|
select count(*) from t1 where b > 20;
|
|
count(*)
|
|
3
|
|
select count(*) from t1 where b = 30 and c > 'aaa';
|
|
count(*)
|
|
2
|
|
select count(*) from t1 where b <= 20;
|
|
count(*)
|
|
6
|
|
select count(*) from t1 where b >= 20 and c > 'aaa';
|
|
count(*)
|
|
4
|
|
drop table t1;
|
|
set ndb_index_stat_enable = @@global.ndb_index_stat_enable;
|
|
set ndb_index_stat_cache_entries = @@global.ndb_index_stat_cache_entries;
|
|
set ndb_index_stat_update_freq = @@global.ndb_index_stat_update_freq;
|
|
show session variables like 'ndb_index_stat_%';
|
|
Variable_name Value
|
|
ndb_index_stat_cache_entries 32
|
|
ndb_index_stat_enable ON
|
|
ndb_index_stat_update_freq 20
|