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Diffstat (limited to 'mysql-test/t/heap.test')
-rw-r--r-- | mysql-test/t/heap.test | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/mysql-test/t/heap.test b/mysql-test/t/heap.test new file mode 100644 index 00000000000..cd21aaff77a --- /dev/null +++ b/mysql-test/t/heap.test @@ -0,0 +1,87 @@ +# +# Test of heap tables. +# + +create table t1 (a int not null,b int not null, primary key (a)) type=heap comment="testing heaps" avg_row_length=100 min_rows=1 max_rows=100; +insert into t1 values(1,1),(2,2),(3,3),(4,4); +delete from t1 where a=1 or a=0; +#show table status like "t1"; +show keys from t1; +select * from t1; +select * from t1 where a=4; +update t1 set b=5 where a=4; +update t1 set b=b+1 where a>=3; +replace t1 values (3,3); +select * from t1; +alter table t1 add c int not null, add key (c,a); +drop table t1; + +create table t1 (a int not null,b int not null, primary key (a)) type=heap comment="testing heaps"; +insert into t1 values(1,1),(2,2),(3,3),(4,4); +alter table t1 modify a int not null auto_increment, type=myisam, comment="new myisam table"; +#show table status like "t1"; +select * from t1; +drop table t1; + +create table t1 (a int not null) type=heap; +insert into t1 values (869751),(736494),(226312),(802616); +select * from t1 where a > 736494; +alter table t1 add unique uniq_id(a); +select * from t1 where a > 736494; +select * from t1 where a = 736494; +select * from t1 where a=869751 or a=736494; +select * from t1 where a in (869751,736494,226312,802616); +alter table t1 type=myisam; +explain select * from t1 where a in (869751,736494,226312,802616); +drop table t1; + +create table t1 (x int not null, y int not null, key x(x), unique y(y)) +type=heap; +insert into t1 values (1,1),(2,2),(1,3),(2,4),(2,5),(2,6); +select * from t1 where x=1; +select * from t1,t1 as t2 where t1.x=t2.y; +explain select * from t1,t1 as t2 where t1.x=t2.y; +drop table t1; + +create table t1 (a int) type=heap; +insert into t1 values(1); +select max(a) from t1; +drop table t1; + +CREATE TABLE t1 ( a int not null default 0, b int not null default 0, key(a), key(b) ) TYPE=HEAP; +insert into t1 values(1,1),(1,2),(2,3),(1,3),(1,4),(1,5),(1,6); +select * from t1 where a=1; +insert into t1 values(1,1),(1,2),(2,3),(1,3),(1,4),(1,5),(1,6); +select * from t1 where a=1; +drop table t1; + +create table t1 (id int unsigned not null, primary key (id)) type=HEAP; +insert into t1 values(1); +select max(id) from t1; +insert into t1 values(2); +select max(id) from t1; +replace into t1 values(1); +drop table t1; + +create table t1 (n int) type=heap; +drop table t1; + +create table t1 (n int) type=heap; +drop table if exists t1; + +# Test of non unique index + +CREATE table t1(f1 int not null,f2 char(20) not +null,index(f2)) type=heap; +INSERT into t1 set f1=12,f2="bill"; +INSERT into t1 set f1=13,f2="bill"; +INSERT into t1 set f1=14,f2="bill"; +INSERT into t1 set f1=15,f2="bill"; +INSERT into t1 set f1=16,f2="ted"; +INSERT into t1 set f1=12,f2="ted"; +INSERT into t1 set f1=12,f2="ted"; +INSERT into t1 set f1=12,f2="ted"; +INSERT into t1 set f1=12,f2="ted"; +delete from t1 where f2="bill"; +select * from t1; +drop table t1; |