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MDEV-16186 Concatenation operator || returns wrong results in sql_mode=ORACLE

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This commit is contained in:
Alexander Barkov
2018-05-16 17:21:31 +04:00
parent 66360506f0
commit c2df4e9d62
8 changed files with 294 additions and 43 deletions
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32
mysql-test/suite/compat/oracle/t/func_concat.test
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@ -114,3 +114,35 @@ SET sql_mode=ORACLE;
SHOW CREATE VIEW v1;
SELECT * FROM v1;
DROP VIEW v1;
--echo #
--echo # MDEV-16186 Concatenation operator || returns wrong results in sql_mode=ORACLE
--echo #
# Concatenation operator || has the same precedence with +
# (stronger than << and weaker than * ^)
SELECT -1<<1||1 AS a FROM DUAL;
SELECT -1||0<<1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1<<1||1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1||0<<1 AS a FROM DUAL;
SELECT -1+1||1 AS a FROM DUAL;
SELECT -1||0+1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1+1||1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1||0+1 AS a FROM DUAL;
SELECT 1*1||-1 AS a FROM DUAL;
SELECT 1||1*-1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT 1*1||-1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT 1||1*-1 AS a FROM DUAL;
SELECT -1^1||1 AS a FROM DUAL;
SELECT -1||0^1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1^1||1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1||0^1 AS a FROM DUAL;