mariadb/mysql-test/suite/handler/heap.test

# test of HANDLER with HEAP tables
#

let $engine_type= MEMORY;

--source init.inc
--source handler.inc

#
# Test what happens if table is changed (Unique test for HEAP)
#

connect (con1,localhost,root,,);
connection default;

CREATE TABLE t1(a INT, b INT, KEY(a), KEY b using btree (b), KEY ab using btree(a, b)) engine=memory;

INSERT INTO t1 VALUES (2, 20), (2,20), (1, 10), (4, 40), (3, 30), (5,50), (6,50);

HANDLER t1 OPEN;
HANDLER t1 READ a>=(2) limit 3;
HANDLER t1 READ a PREV;
HANDLER t1 READ a PREV;
HANDLER t1 READ a PREV;
HANDLER t1 READ b>=(20) limit 3;
HANDLER t1 READ b PREV;
HANDLER t1 READ b PREV LIMIT 2;
HANDLER t1 READ ab=(3,30) limit 3;
HANDLER t1 READ ab>=(3,30) limit 3;

# Test FIRST/LAST on hash and btree keys
--error ER_ILLEGAL_HA
HANDLER t1 READ a FIRST;
--error ER_ILLEGAL_HA
HANDLER t1 READ a LAST;
HANDLER t1 READ b FIRST LIMIT 2;
HANDLER t1 READ ab LAST LIMIT 2; 

# Table scan
HANDLER t1 READ FIRST LIMIT 10;
# Index scan
HANDLER t1 READ b FIRST;
insert into t1 values (7,50);
--error ER_CHECKREAD
HANDLER t1 READ b NEXT;

HANDLER t1 READ b FIRST;
connection con1;
insert into t1 values (7,50);
connection default;
--error ER_CHECKREAD
HANDLER t1 READ b NEXT;

HANDLER t1 READ FIRST;
connection con1;
insert into t1 values (8,50);
connection default;
HANDLER t1 READ NEXT;
connection con1;
delete from t1 where a=3;
connection default;
HANDLER t1 READ NEXT LIMIT 2;
connection con1;
delete from t1;
connection default;
--error ER_CHECKREAD
HANDLER t1 READ NEXT LIMIT 2;
HANDLER t1 CLOSE;
DROP TABLE t1;
disconnect con1;

#
# LP#702786 Two handler read f1 next gives different errors
#
create table t1 (f1 integer not null, key (f1)) engine=Memory;
insert into t1 values (1);
HANDLER t1 OPEN;
--error 1031
HANDLER t1 READ f1 NEXT;
--error 1031
HANDLER t1 READ f1 NEXT;
--error 1031
HANDLER t1 READ f1 NEXT;
HANDLER t1 CLOSE;
DROP TABLE t1;

--echo End of 5.3 tests