292 lines
7.2 KiB
Plaintext
292 lines
7.2 KiB
Plaintext
# Test query expressions with LIMIT and/or OFFSET:
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CREATE TABLE t1(a INTEGER);
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INSERT INTO t1 VALUES(11),(12),(13),(14),(15),(16),(17),(18),(19);
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CREATE TABLE t2(a INTEGER);
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INSERT INTO t2 VALUES(21),(22),(23),(24),(25),(26),(27);
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ANALYZE TABLE t1, t2;
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SELECT * FROM t1 LIMIT 6;
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SELECT * FROM t1 LIMIT 5 OFFSET 1;
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EXPLAIN FORMAT=TREE SELECT * FROM t1 LIMIT 5 OFFSET 1;
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(SELECT * FROM t1 LIMIT 7) ORDER BY a DESC LIMIT 4;
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(SELECT * FROM t1 LIMIT 7 OFFSET 1) ORDER BY a DESC LIMIT 4 OFFSET 2;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 7) ORDER BY a LIMIT 4;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 7 OFFSET 1) ORDER BY a LIMIT 4 OFFSET 2;
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SELECT * FROM t1 UNION SELECT * FROM t2 LIMIT 5;
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SELECT * FROM t1 UNION SELECT * FROM t2 LIMIT 5 OFFSET 6;
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SELECT * FROM t1 UNION SELECT * FROM t2 ORDER BY a LIMIT 5;
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SELECT * FROM t1 UNION SELECT * FROM t2 ORDER BY a LIMIT 5 OFFSET 6;
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SELECT * FROM t1 UNION ALL SELECT * FROM t2 LIMIT 5;
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SELECT * FROM t1 UNION ALL SELECT * FROM t2 LIMIT 5 OFFSET 6;
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SELECT * FROM t1 UNION ALL SELECT * FROM t2 ORDER BY a LIMIT 5;
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SELECT * FROM t1 UNION ALL SELECT * FROM t2 ORDER BY a LIMIT 5 OFFSET 6;
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(SELECT * FROM t1 LIMIT 5) UNION
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SELECT * FROM t2
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LIMIT 8;
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(SELECT * FROM t1 LIMIT 5 OFFSET 4) UNION
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SELECT * FROM t2
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LIMIT 8 OFFSET 1;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5) UNION
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SELECT * FROM t2
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LIMIT 8;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5 OFFSET 4) UNION
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SELECT * FROM t2
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LIMIT 8 OFFSET 1;
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(SELECT * FROM t1 LIMIT 5) UNION
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SELECT * FROM t2
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ORDER BY a LIMIT 8;
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(SELECT * FROM t1 LIMIT 5 OFFSET 4) UNION
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SELECT * FROM t2
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ORDER BY a LIMIT 8 OFFSET 1;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5) UNION
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SELECT * FROM t2
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ORDER BY a LIMIT 8;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5 OFFSET 4) UNION
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SELECT * FROM t2
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ORDER BY a LIMIT 8 OFFSET 1;
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(SELECT * FROM t1 LIMIT 5) UNION ALL
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SELECT * FROM t2
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LIMIT 8;
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(SELECT * FROM t1 LIMIT 5 OFFSET 4) UNION ALL
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SELECT * FROM t2
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LIMIT 8 OFFSET 1;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5) UNION ALL
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SELECT * FROM t2
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LIMIT 8;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5 OFFSET 4) UNION ALL
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SELECT * FROM t2
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LIMIT 8 OFFSET 1;
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(SELECT * FROM t1 LIMIT 5) UNION ALL
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SELECT * FROM t2
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ORDER BY a LIMIT 8;
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(SELECT * FROM t1 LIMIT 5 OFFSET 4) UNION ALL
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SELECT * FROM t2
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ORDER BY a LIMIT 8 OFFSET 1;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5) UNION ALL
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SELECT * FROM t2
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ORDER BY a LIMIT 8;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5 OFFSET 4) UNION ALL
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SELECT * FROM t2
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ORDER BY a LIMIT 8 OFFSET 1;
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(SELECT * FROM t1 LIMIT 5) UNION
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(SELECT * FROM t2 LIMIT 4)
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LIMIT 7;
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(SELECT * FROM t1 LIMIT 5 OFFSET 4) UNION
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(SELECT * FROM t2 LIMIT 4 OFFSET 2)
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LIMIT 7 OFFSET 1;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5) UNION
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(SELECT * FROM t2 ORDER BY a DESC LIMIT 4)
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LIMIT 7;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5 OFFSET 4) UNION
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(SELECT * FROM t2 ORDER BY a DESC LIMIT 4 OFFSET 2)
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LIMIT 7 OFFSET 1;
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(SELECT * FROM t1 LIMIT 5) UNION
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(SELECT * FROM t2 LIMIT 4)
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ORDER BY a LIMIT 7;
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(SELECT * FROM t1 LIMIT 5 OFFSET 4) UNION
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(SELECT * FROM t2 LIMIT 4 OFFSET 2)
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ORDER BY a LIMIT 7 OFFSET 1;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5) UNION
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(SELECT * FROM t2 ORDER BY a DESC LIMIT 4)
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ORDER BY a LIMIT 7;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5 OFFSET 4) UNION
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(SELECT * FROM t2 ORDER BY a DESC LIMIT 4 OFFSET 2)
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ORDER BY a LIMIT 7 OFFSET 1;
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(SELECT * FROM t1 LIMIT 5) UNION ALL
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(SELECT * FROM t2 LIMIT 4)
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LIMIT 7;
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(SELECT * FROM t1 LIMIT 5 OFFSET 4) UNION ALL
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(SELECT * FROM t2 LIMIT 4 OFFSET 2)
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LIMIT 7 OFFSET 1;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5) UNION ALL
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(SELECT * FROM t2 ORDER BY a DESC LIMIT 4)
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LIMIT 7;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5 OFFSET 4) UNION ALL
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(SELECT * FROM t2 ORDER BY a DESC LIMIT 4 OFFSET 2)
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LIMIT 7 OFFSET 1;
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(SELECT * FROM t1 LIMIT 5) UNION ALL
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(SELECT * FROM t2 LIMIT 4)
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ORDER BY a LIMIT 7;
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(SELECT * FROM t1 LIMIT 5 OFFSET 4) UNION ALL
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(SELECT * FROM t2 LIMIT 4 OFFSET 2)
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ORDER BY a LIMIT 7 OFFSET 1;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5) UNION ALL
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(SELECT * FROM t2 ORDER BY a DESC LIMIT 4)
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ORDER BY a LIMIT 7;
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(SELECT * FROM t1 ORDER BY a DESC LIMIT 5 OFFSET 4) UNION ALL
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(SELECT * FROM t2 ORDER BY a DESC LIMIT 4 OFFSET 2)
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ORDER BY a LIMIT 7 OFFSET 1;
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DROP TABLE t1, t2;
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#
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# Test of update and delete with limit
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#
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create table t1 (a int not null default 0 primary key, b int not null default 0);
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insert into t1 () values (); # Testing default values
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insert into t1 values (1,1),(2,1),(3,1);
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update t1 set a=4 where b=1 limit 1;
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select * from t1;
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update t1 set b=2 where b=1 limit 2;
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select * from t1;
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update t1 set b=4 where b=1;
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select * from t1;
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delete from t1 where b=2 limit 1;
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select * from t1;
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delete from t1 limit 1;
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select * from t1;
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drop table t1;
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create table t1 (i int);
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insert into t1 (i) values(1),(1),(1);
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delete from t1 limit 1;
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update t1 set i=2 limit 1;
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delete from t1 limit 0;
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update t1 set i=3 limit 0;
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select * from t1;
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drop table t1;
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# LIMIT 0
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select 0 limit 0;
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#
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# Test with DELETE, ORDER BY and limit (bug #1024)
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#
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CREATE TABLE t1(id int auto_increment primary key, id2 int, index(id2));
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INSERT INTO t1 (id2) values (0),(0),(0);
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DELETE FROM t1 WHERE id=1;
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INSERT INTO t1 SET id2=0;
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SELECT * FROM t1;
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DELETE FROM t1 WHERE id2 = 0 ORDER BY id LIMIT 1;
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# should have deleted WHERE id=2
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SELECT * FROM t1;
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DELETE FROM t1 WHERE id2 = 0 ORDER BY id desc LIMIT 1;
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SELECT * FROM t1;
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DROP TABLE t1;
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#
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# Bug#8023 - limit on UNION with from DUAL, causes syntax error
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#
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create table t1 (a integer);
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insert into t1 values (1);
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# both queries must return one row
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select 1 as a from t1 union all select 1 from dual limit 1;
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(select 1 as a from t1) union all (select 1 from dual) limit 1;
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drop table t1;
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#
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# Bug #21787: COUNT(*) + ORDER BY + LIMIT returns wrong result
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#
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create table t1 (a int);
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insert into t1 values (1),(2),(3),(4),(5),(6),(7);
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analyze table t1;
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--replace_column 10 # 11 #
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explain select count(*) c FROM t1 WHERE a > 0 ORDER BY c LIMIT 3;
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select count(*) c FROM t1 WHERE a > 0 ORDER BY c LIMIT 3;
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--replace_column 10 # 11 #
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explain select sum(a) c FROM t1 WHERE a > 0 ORDER BY c LIMIT 3;
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select sum(a) c FROM t1 WHERE a > 0 ORDER BY c LIMIT 3;
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drop table t1;
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# End of 4.1 tests
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#
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# Bug #28464: a string argument to 'limit ?' PS
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#
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prepare s from "select 1 limit ?";
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set @a='qwe';
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execute s using @a;
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set @a=-1;
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--error ER_WRONG_ARGUMENTS
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execute s using @a;
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prepare s from "select 1 limit 1, ?";
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--error ER_WRONG_ARGUMENTS
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execute s using @a;
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prepare s from "select 1 limit ?, ?";
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--error ER_WRONG_ARGUMENTS
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execute s using @a, @a;
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set @a=14632475938453979136;
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execute s using @a, @a;
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set @a=-14632475938453979136;
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--error ER_WRONG_ARGUMENTS
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execute s using @a, @a;
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--echo End of 5.0 tests
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#
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# Bug#37075: offset of limit clause might be truncated to 0 on 32-bits server w/o big tables
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#
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select 1 as a limit 4294967296,10;
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--echo End of 5.1 tests
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--echo # Bug #28961843: COUNT() WITH LIMIT AND OFFSET RETURNS WRONG RESULT
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CREATE TABLE t1 (i INT);
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INSERT INTO t1 VALUES (1);
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SELECT COUNT(*) FROM t1 LIMIT 1 OFFSET 3;
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DROP TABLE t1;
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--echo #
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--echo # Bug #29148115: SIG 6 IN TEMPTABLE::RESULT TEMPTABLE::HANDLER::INDEX_NEXT_CONDITIONAL
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--echo #
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CREATE TABLE t1 (pk INTEGER PRIMARY KEY);
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INSERT INTO t1 VALUES (1);
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SELECT t1.pk FROM (SELECT DISTINCT * FROM t1) AS t1 WHERE t1.pk=1 LIMIT 1 OFFSET 2;
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DROP TABLE t1;
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--source suite/xengine/include/check_xengine_log_error.inc
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