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MDEV-11953: support of brackets in UNION/EXCEPT/INTERSECT operations

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This commit is contained in:
Oleksandr Byelkin
2018-05-22 19:08:39 +02:00
parent 1b981b9edb
commit de745ecf29
298 changed files with 36118 additions and 3473 deletions
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22
mysql-test/main/union.test
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@ -973,13 +973,17 @@ DROP TABLE t1;
#
# Bug#23345: Wrongly allowed INTO in a non-last select of a UNION.
# (fixed)
#
--error 1221
--error ER_PARSE_ERROR
(select 1 into @var) union (select 1);
--error ER_PARSE_ERROR
(select 1) union (select 1 into @var);
select @var;
--error 1172
--error ER_PARSE_ERROR
(select 2) union (select 1 into @var);
(select 1) union (select 1) into @var;
--error ER_TOO_MANY_ROWS
(select 2) union (select 1) into @var;
#
# Bug#27848: order-by of union clashes with rollup of select part
@ -1099,9 +1103,15 @@ SELECT a INTO DUMPFILE 'union.out.file2' FROM (
SELECT a FROM t1 WHERE 0
) alias;
--error ER_PARSE_ERROR
SELECT a FROM t1 UNION SELECT a INTO @v FROM t1;
--error ER_PARSE_ERROR
SELECT a FROM t1 UNION SELECT a INTO OUTFILE 'union.out.file5' FROM t1;
--error ER_PARSE_ERROR
SELECT a FROM t1 UNION SELECT a INTO OUTFILE 'union.out.file6' FROM t1;
SELECT a FROM t1 UNION SELECT a FROM t1 INTO @v ;
SELECT a FROM t1 UNION SELECT a FROM t1 INTO OUTFILE 'union.out.file5';
SELECT a FROM t1 UNION SELECT a FROM t1 INTO OUTFILE 'union.out.file6';
--error ER_PARSE_ERROR
SELECT a INTO @v FROM t1 UNION SELECT a FROM t1;
--error ER_PARSE_ERROR
@ -1361,15 +1371,15 @@ SET @@global.slow_query_log= @old_slow_query_log;
CREATE TABLE t1 (a int);
CREATE TABLE t2 (b int);
CREATE TABLE t3 (c int);
SELECT a FROM t1 UNION SELECT b FROM t2 JOIN (t3) ON ( t2.b = t3.c );
SELECT a FROM t1 UNION SELECT b FROM t2 JOIN t3 ON ( t2.b = t3.c );
DROP TABLE t1, t2, t3;
CREATE TABLE t1 (pk int NOT NULL);
CREATE TABLE t2 (pk int NOT NULL, fk int NOT NULL);
SELECT t1.pk FROM t1 LEFT JOIN (t2) ON (t1.pk = t2.fk)
SELECT t1.pk FROM t1 LEFT JOIN t2 ON (t1.pk = t2.fk)
UNION
SELECT t1.pk FROM t1 LEFT JOIN (t2) ON (t1.pk = t2.fk);
SELECT t1.pk FROM t1 LEFT JOIN t2 ON (t1.pk = t2.fk);
DROP TABLE t1,t2;