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func_str.result, null.result:

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Corrected results after the fix for bug #12791.
func_test.result, func_test.test:
  Added test cases for bug #12791.
item_func.h, item_func.cc:
  Fixed bug #12791.
  Made LEAST/GREATES fully Oracle compliant.
  LEAST/GREATEST did not return NULL if only some
  arguments were NULLs. This did not comply with Oracle.
This commit is contained in:
igor@rurik.mysql.com
2005-08-26 22:25:45 -07:00
parent 0c3c6f8003
commit f93e7cc77a
6 changed files with 49 additions and 32 deletions
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9
mysql-test/t/func_test.test
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@@ -118,3 +118,12 @@ insert into t1 values (1,2), (2,3), (3,4), (4,5);
select * from t1 where a not between 1 and 2;
select * from t1 where a not between 1 and 2 and b not between 3 and 4;
drop table t1;
#
# Test for bug #12791: one of the arguments of LEAST/GREATEST is NULL
#
SELECT GREATEST(1,NULL) FROM DUAL;
SELECT LEAST('xxx','aaa',NULL,'yyy') FROM DUAL;
SELECT LEAST(1.1,1.2,NULL,1.0) FROM DUAL;
SELECT GREATEST(1.5E+2,1.3E+2,NULL) FROM DUAL;