~drizzle-trunk/drizzle/development

#

# Test of MEMORY tables.

#

--disable_warnings

drop table if exists t1;

--enable_warnings

create temporary table t1 (a int not null,b int not null, primary key using BTREE (a)) engine=MEMORY comment="testing heaps";

insert into t1 values(1,1),(2,2),(3,3),(4,4);

delete from t1 where a=1 or a=0;

--replace_column 1 #  6 # 7 # 8 # 9 # 10 #

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 using BTREE (c,a);

drop table t1;

create temporary table t1 (a int not null,b int not null, primary key using BTREE (a)) engine=MEMORY comment="testing heaps";

insert into t1 values(-2,-2),(-1,-1),(0,0),(1,1),(2,2),(3,3),(4,4);

delete from t1 where a > -3;

select * from t1;

drop table t1;

create temporary table t1 (a int not null,b int not null, primary key using BTREE (a)) engine=MEMORY 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, engine=innodb, comment="new innodb table";

--replace_column 1 #  6 # 7 # 8 # 9 # 10 #

show table status like "t1";

select * from t1;

drop table t1;

create temporary table t1 (a int not null) engine=MEMORY;

insert into t1 values (869751),(736494),(226312),(802616),(728912);

select * from t1 where a > 736494;

alter table t1 add unique uniq_id using BTREE (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 engine=innodb;

explain select * from t1 where a in (869751,736494,226312,802616);

drop table t1;

create temporary table t1 (x int not null, y int not null, key x  using BTREE (x,y), unique y  using BTREE (y))

engine=MEMORY;

insert into t1 values (1,1),(2,2),(1,3),(2,4),(2,5),(2,6);

explain select * from t1 where x=1;

select * from t1 where x=1;

-- error 1137

select * from t1,t1 as t2 where t1.x=t2.y;

-- error 1137

explain select * from t1,t1 as t2 where t1.x=t2.y;

drop table t1;

create temporary table t1 (a int) engine=MEMORY;

insert into t1 values(1);

select max(a) from t1;

drop table t1;

CREATE TEMPORARY TABLE t1 ( a int not null default 0, b int not null default 0,  key  using BTREE (a,b),  key  using BTREE (b)  ) ENGINE=MEMORY;

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;

--replace_result 0 x 1 x 2 x 3 x 4 x 5 x 6 x 7 x 8 x 9 x 10 x 11 x 12 x 13 x 14 x

explain select * from t1 where a=1 order by a,b;

--replace_result 0 x 1 x 2 x 3 x 4 x 5 x 6 x 7 x 8 x 9 x 10 x 11 x 12 x 13 x 14 x

explain select * from t1 where a=1 order by b;

select * from t1 where b=1;

--replace_result 0 x 1 x 2 x 3 x 4 x 5 x 6 x 7 x 8 x 9 x 10 x 11 x 12 x 13 x 14 x

explain select * from t1 where b=1;

drop table t1;

create temporary table t1 (id int not null, primary key  using BTREE (id)) engine=MEMORY;

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 temporary table t1 (n int) engine=MEMORY;

drop table t1;

create temporary table t1 (n int) engine=MEMORY;

drop table if exists t1;

# Test of non unique index

CREATE TEMPORARY table t1(f1 int not null,f2 char(20) not 

null,index(f2)) engine=MEMORY;

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;

#

# Test when using part key searches

#

create temporary table t1 (btn char(10) not null, key using BTREE (btn)) engine=MEMORY;

insert into t1 values ("hello"),("hello"),("hello"),("hello"),("hello"),("a"),("b"),("c"),("d"),("e"),("f"),("g"),("h"),("i");

explain select * from t1 where btn like "i%";

--replace_column 9 #

explain select * from t1 where btn like "h%";

explain select * from t1 where btn like "a%";

explain select * from t1 where btn like "b%";

# For the following the BTREE MAY notice that there is no possible matches

select * from t1 where btn like "ff%";

select * from t1 where btn like " %";

select * from t1 where btn like "q%";

alter table t1 add column new_col char(1) not null, add key using BTREE (btn,new_col), drop key btn;

update t1 set new_col=left(btn,1);

explain select * from t1 where btn="a";

explain select * from t1 where btn="a" and new_col="a";

drop table t1;

#

# Test of NULL keys

#

CREATE TEMPORARY TABLE t1 (

  a int default NULL,

  b int default NULL,

  KEY a using BTREE (a),

  UNIQUE b using BTREE (b)

) engine=MEMORY;

INSERT INTO t1 VALUES (NULL,99),(99,NULL),(1,1),(2,2),(1,3);

SELECT * FROM t1 WHERE a=NULL;

explain SELECT * FROM t1 WHERE a IS NULL;

SELECT * FROM t1 WHERE a<=>NULL;

SELECT * FROM t1 WHERE b=NULL;

explain SELECT * FROM t1 WHERE b IS NULL;

SELECT * FROM t1 WHERE b<=>NULL;

--error ER_DUP_ENTRY

INSERT INTO t1 VALUES (1,3);

DROP TABLE t1;

CREATE TEMPORARY TABLE t1 (a int, b int, c int, key using BTREE (a, b, c)) engine=MEMORY;

INSERT INTO t1 VALUES (1, NULL, NULL), (1, 1, NULL), (1, NULL, 1);

SELECT * FROM t1 WHERE a=1 and b IS NULL;

SELECT * FROM t1 WHERE a=1 and c IS NULL;

SELECT * FROM t1 WHERE a=1 and b IS NULL and c IS NULL;

DROP TABLE t1;

#

# Test when deleting all rows

#

CREATE TEMPORARY TABLE t1 (a int not null, primary key using BTREE (a)) engine=MEMORY;

INSERT into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10),(11);

DELETE from t1 where a < 100;

SELECT * from t1;

DROP TABLE t1;

#

# Bug #9719: problem with delete

#

create temporary table t1(a int not null, key using btree(a)) engine=MEMORY;

insert into t1 values (2), (2), (2), (1), (1), (3), (3), (3), (3);

select a from t1 where a > 2 order by a;

delete from t1 where a < 4;

select a from t1 order by a;

insert into t1 values (2), (2), (2), (1), (1), (3), (3), (3), (3);

select a from t1 where a > 4 order by a;

delete from t1 where a > 4;

select a from t1 order by a;

select a from t1 where a > 3 order by a;

delete from t1 where a >= 2;

select a from t1 order by a;

drop table t1;

#

# Bug#26996 - Update of a Field in a Memory Table ends with wrong result

#

CREATE TEMPORARY TABLE t1 (

  c1 CHAR(3),

  c2 INTEGER,

  KEY USING BTREE(c1),

  KEY USING BTREE(c2)

) ENGINE= MEMORY;

INSERT INTO t1 VALUES ('ABC',0), ('A',0), ('B',0), ('C',0);

UPDATE t1 SET c2= c2 + 1 WHERE c1 = 'A';

SELECT * FROM t1;

DROP TABLE t1;

#

# Bug#24985 - UTF8 ENUM primary key on MEMORY using BTREE

#             causes incorrect duplicate entries

#

CREATE TEMPORARY TABLE t1 (

  c1 ENUM('1', '2'),

  UNIQUE USING BTREE(c1)

) ENGINE= MEMORY;

INSERT INTO t1 VALUES('1'), ('2');

DROP TABLE t1;

#

# BUG#30590 - delete from memory table with composite btree primary key

#

CREATE TEMPORARY TABLE t1 (a INT, KEY USING BTREE(a)) ENGINE=MEMORY;

INSERT INTO t1 VALUES(1),(2),(2);

DELETE FROM t1 WHERE a=2;

SELECT * FROM t1;

DROP TABLE t1;

--echo End of 4.1 tests

#

# BUG#18160 - Memory-/MEMORY Table endless growing indexes

#

#CREATE TEMPORARY TABLE t1(val INT, KEY USING BTREE(val)) ENGINE=memory;

#INSERT INTO t1 VALUES(0);

#--replace_result 37 21

#SELECT INDEX_LENGTH FROM data_dictionary.tables WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME='t1';

#UPDATE t1 SET val=1;

#--replace_result 37 21

#SELECT INDEX_LENGTH FROM data_dictionary.tables WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME='t1';

#DROP TABLE t1;

#

# BUG#12873 - BTREE index on MEMORY table with multiple NULL values doesn't

# work properly

#

CREATE TEMPORARY TABLE t1 (a INT, UNIQUE USING BTREE(a)) ENGINE=MEMORY;

INSERT INTO t1 VALUES(NULL),(NULL);

DROP TABLE t1;

#

# Bug #30885: MEMORY returns incorrect data if BTREE index is used for NULL lookup

#

create temporary table t1(a varchar(255), b varchar(255), 

                key using btree (a,b)) engine=memory; 

insert into t1 values (1, 1), (3, 3), (2, 2), (NULL, 1), (NULL, NULL), (0, 0);

select * from t1 where a is null;

drop table t1;

--echo End of 5.0 tests