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249 lines
7.3 KiB
Plaintext
249 lines
7.3 KiB
Plaintext
#
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# Test of heap tables.
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#
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--disable_warnings
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drop table if exists t1;
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--enable_warnings
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create table t1 (a int not null,b int not null, primary key (a)) engine=heap comment="testing heaps" avg_row_length=100 min_rows=1 max_rows=100;
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insert into t1 values(1,1),(2,2),(3,3),(4,4);
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delete from t1 where a=1 or a=0;
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#show table status like "t1";
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show keys from t1;
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select * from t1;
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select * from t1 where a=4;
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update t1 set b=5 where a=4;
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update t1 set b=b+1 where a>=3;
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replace t1 values (3,3);
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select * from t1;
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alter table t1 add c int not null, add key (c,a);
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drop table t1;
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create table t1 (a int not null,b int not null, primary key (a)) engine=memory comment="testing heaps";
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insert into t1 values(1,1),(2,2),(3,3),(4,4);
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delete from t1 where a > 0;
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select * from t1;
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drop table t1;
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create table t1 (a int not null,b int not null, primary key (a)) engine=heap comment="testing heaps";
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insert into t1 values(1,1),(2,2),(3,3),(4,4);
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alter table t1 modify a int not null auto_increment, engine=myisam, comment="new myisam table";
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#show table status like "t1";
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select * from t1;
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drop table t1;
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create table t1 (a int not null) engine=heap;
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insert into t1 values (869751),(736494),(226312),(802616);
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select * from t1 where a > 736494;
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alter table t1 add unique uniq_id(a);
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select * from t1 where a > 736494;
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select * from t1 where a = 736494;
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select * from t1 where a=869751 or a=736494;
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select * from t1 where a in (869751,736494,226312,802616);
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alter table t1 engine=myisam;
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explain select * from t1 where a in (869751,736494,226312,802616);
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drop table t1;
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create table t1 (x int not null, y int not null, key x (x), unique y (y))
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engine=heap;
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insert into t1 values (1,1),(2,2),(1,3),(2,4),(2,5),(2,6);
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select * from t1 where x=1;
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select * from t1,t1 as t2 where t1.x=t2.y;
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explain select * from t1,t1 as t2 where t1.x=t2.y;
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drop table t1;
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create table t1 (a int) engine=heap;
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insert into t1 values(1);
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select max(a) from t1;
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drop table t1;
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CREATE TABLE t1 ( a int not null default 0, b int not null default 0, key(a), key(b) ) ENGINE=HEAP;
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insert into t1 values(1,1),(1,2),(2,3),(1,3),(1,4),(1,5),(1,6);
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select * from t1 where a=1;
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insert into t1 values(1,1),(1,2),(2,3),(1,3),(1,4),(1,5),(1,6);
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select * from t1 where a=1;
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drop table t1;
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create table t1 (id int unsigned not null, primary key (id)) engine=HEAP;
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insert into t1 values(1);
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select max(id) from t1;
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insert into t1 values(2);
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select max(id) from t1;
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replace into t1 values(1);
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drop table t1;
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create table t1 (n int) engine=heap;
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drop table t1;
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create table t1 (n int) engine=heap;
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drop table if exists t1;
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# Test of non unique index
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CREATE table t1(f1 int not null,f2 char(20) not
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null,index(f2)) engine=heap;
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INSERT into t1 set f1=12,f2="bill";
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INSERT into t1 set f1=13,f2="bill";
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INSERT into t1 set f1=14,f2="bill";
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INSERT into t1 set f1=15,f2="bill";
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INSERT into t1 set f1=16,f2="ted";
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INSERT into t1 set f1=12,f2="ted";
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INSERT into t1 set f1=12,f2="ted";
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INSERT into t1 set f1=12,f2="ted";
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INSERT into t1 set f1=12,f2="ted";
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delete from t1 where f2="bill";
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select * from t1;
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drop table t1;
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#
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# Test when using part key searches
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#
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create table t1 (btn char(10) not null, key(btn)) engine=heap;
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insert into t1 values ("hello"),("hello"),("hello"),("hello"),("hello"),("a"),("b"),("c"),("d"),("e"),("f"),("g"),("h"),("i");
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explain select * from t1 where btn like "q%";
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select * from t1 where btn like "q%";
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alter table t1 add column new_col char(1) not null, add key (btn,new_col), drop key btn;
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update t1 set new_col=left(btn,1);
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explain select * from t1 where btn="a";
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explain select * from t1 where btn="a" and new_col="a";
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drop table t1;
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#
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# Test of NULL keys
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#
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CREATE TABLE t1 (
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a int default NULL,
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b int default NULL,
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KEY a (a),
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UNIQUE b (b)
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) engine=heap;
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INSERT INTO t1 VALUES (NULL,99),(99,NULL),(1,1),(2,2),(1,3);
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SELECT * FROM t1 WHERE a=NULL;
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explain SELECT * FROM t1 WHERE a IS NULL;
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SELECT * FROM t1 WHERE a<=>NULL;
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SELECT * FROM t1 WHERE b=NULL;
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explain SELECT * FROM t1 WHERE b IS NULL;
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SELECT * FROM t1 WHERE b<=>NULL;
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--error 1062
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INSERT INTO t1 VALUES (1,3);
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DROP TABLE t1;
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CREATE TABLE t1 (
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a int default NULL,
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key a (a)
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) ENGINE=HEAP;
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INSERT INTO t1 VALUES (10), (10), (10);
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EXPLAIN SELECT * FROM t1 WHERE a=10;
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SELECT * FROM t1 WHERE a=10;
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DROP TABLE t1;
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#
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# Test when deleting all rows
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#
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CREATE TABLE t1 (a int not null, primary key(a)) engine=heap;
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INSERT into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10),(11);
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DELETE from t1 where a < 100;
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SELECT * from t1;
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DROP TABLE t1;
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#
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# Bug#4411 Server hangs when trying to SELECT MAX(id) from an empty HEAP table
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#
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CREATE TABLE `job_titles` (
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`job_title_id` int(6) unsigned NOT NULL default '0',
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`job_title` char(18) NOT NULL default '',
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PRIMARY KEY (`job_title_id`),
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UNIQUE KEY `job_title_id` (`job_title_id`,`job_title`)
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) ENGINE=HEAP;
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SELECT MAX(job_title_id) FROM job_titles;
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DROP TABLE job_titles;
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#
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# Test of delete with NOT NULL
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# (Bug #6082)
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#
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CREATE TABLE t1 (a INT NOT NULL, B INT, KEY(B)) ENGINE=HEAP;
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INSERT INTO t1 VALUES(1,1), (1,NULL);
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SELECT * FROM t1 WHERE B is not null;
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DROP TABLE t1;
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#
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# Bug #6748
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# heap_rfirst() doesn't work (and never did!)
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#
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CREATE TABLE t1 (pseudo char(35) PRIMARY KEY, date int(10) unsigned NOT NULL) ENGINE=HEAP;
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INSERT INTO t1 VALUES ('massecot',1101106491),('altec',1101106492),('stitch+',1101106304),('Seb Corgan',1101106305),('beerfilou',1101106263),('flaker',1101106529),('joce8',5),('M4vrick',1101106418),('gabay008',1101106525),('Vamp irX',1101106291),('ZoomZip',1101106546),('rip666',1101106502),('CBP ',1101106397),('guezpard',1101106496);
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DELETE FROM t1 WHERE date<1101106546;
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SELECT * FROM t1;
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DROP TABLE t1;
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#
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# Bug #6878: a problem with small length records
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#
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create table t1(a char(2)) engine=memory;
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insert into t1 values (NULL), (NULL);
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delete from t1 where a is null;
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insert into t1 values ('2'), ('3');
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select * from t1;
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drop table t1;
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#
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# Bug #8489: Strange auto_increment behaviour
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#
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create table t1 (a bigint unsigned auto_increment primary key, b int,
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key (b, a)) engine=heap;
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insert t1 (b) values (1);
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insert t1 (b) values (1);
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insert t1 (b) values (1);
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insert t1 (b) values (1);
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insert t1 (b) values (1);
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insert t1 (b) values (1);
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insert t1 (b) values (1);
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insert t1 (b) values (1);
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select * from t1;
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drop table t1;
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create table t1 (a int not null, b int not null auto_increment,
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primary key(a, b), key(b)) engine=heap;
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insert t1 (a) values (1);
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insert t1 (a) values (1);
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insert t1 (a) values (1);
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insert t1 (a) values (1);
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insert t1 (a) values (1);
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insert t1 (a) values (1);
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insert t1 (a) values (1);
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insert t1 (a) values (1);
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select * from t1;
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drop table t1;
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#
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# Bug #10566: Verify that we can create a prefixed key with length > 255
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#
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create table t1 (c char(255), primary key(c(90)));
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insert into t1 values ("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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--error 1062
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insert into t1 values ("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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drop table t1;
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#
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# Bug 12796: Record doesn't show when selecting through index
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#
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CREATE TABLE t1 (a int, key(a)) engine=heap;
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insert into t1 values (0);
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delete from t1;
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select * from t1;
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insert into t1 values (0), (1);
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select * from t1 where a = 0;
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drop table t1;
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# End of 4.1 tests
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