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Fix for bug#4105 "Server crash on attempt to prepare a statement with

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character set introducer": add new item type to be returned before from 
Item_param until it's value is set.
This way items like Item_bool_func2 and udf_handler won't treat this item
as constant literal when statement is prepared.


mysql-test/r/ps.result:
  Test results fixed (test case for bug #4105)
mysql-test/t/ps.test:
  Followup to bug #4105: a test case.
sql/item.cc:
  Fix for bug#4105 "Server crash on attempt to prepare a statement with 
  character set introducer": add new item type to be returned before from 
  Item_param until it's value is set.
sql/item.h:
  Fix for bug#4105 "Server crash on attempt to prepare a statement with 
  character set introducer": add new item type to be returned before from 
  Item_param until it's value is set.
This commit is contained in:
unknown
2004-06-18 04:16:08 +04:00
parent 25749c9686
commit cbfe9f0517
4 changed files with 27 additions and 3 deletions
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6
mysql-test/r/ps.result
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@ -113,3 +113,9 @@ execute stmt1 using @ivar;
?
1234
drop table t1,t2;
PREPARE stmt1 FROM "select _utf8 'A' collate utf8_bin = ?";
set @var='A';
EXECUTE stmt1 USING @var;
_utf8 'A' collate utf8_bin = ?
1
DEALLOCATE PREPARE stmt1;