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cbfe9f0517
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.
127 lines
2.5 KiB
Plaintext
127 lines
2.5 KiB
Plaintext
#
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# SQL Syntax for Prepared Statements test
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#
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--disable_warnings
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drop table if exists t1,t2;
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--enable_warnings
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create table t1
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(
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a int primary key,
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b char(10)
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);
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insert into t1 values (1,'one');
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insert into t1 values (2,'two');
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insert into t1 values (3,'three');
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insert into t1 values (4,'four');
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# basic functionality
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set @a=2;
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prepare stmt1 from 'select * from t1 where a <= ?';
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execute stmt1 using @a;
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set @a=3;
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execute stmt1 using @a;
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# non-existant statement
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--error 1243
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deallocate prepare no_such_statement;
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--error 1210
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execute stmt1;
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# Nesting ps commands is not allowed:
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--error 1064
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prepare stmt2 from 'prepare nested_stmt from "select 1"';
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--error 1064
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prepare stmt2 from 'execute stmt1';
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--error 1064
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prepare stmt2 from 'deallocate prepare z';
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# PS insert
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prepare stmt3 from 'insert into t1 values (?,?)';
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set @arg1=5, @arg2='five';
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execute stmt3 using @arg1, @arg2;
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select * from t1 where a>3;
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# PS update
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prepare stmt4 from 'update t1 set a=? where b=?';
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set @arg1=55, @arg2='five';
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execute stmt4 using @arg1, @arg2;
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select * from t1 where a>3;
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# PS create/delete
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prepare stmt4 from 'create table t2 (a int)';
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execute stmt4;
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prepare stmt4 from 'drop table t2';
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execute stmt4;
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# Do something that will cause error
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--error 1051
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execute stmt4;
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# placeholders in result field names.
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prepare stmt5 from 'select ? + a from t1';
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set @a=1;
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execute stmt5 using @a;
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execute stmt5 using @no_such_var;
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set @nullvar=1;
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set @nullvar=NULL;
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execute stmt5 using @nullvar;
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set @nullvar2=NULL;
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execute stmt5 using @nullvar2;
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# Check that multiple SQL statements are disabled inside PREPARE
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--error 1064
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prepare stmt6 from 'select 1; select2';
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--error 1064
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prepare stmt6 from 'insert into t1 values (5,"five"); select2';
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# This shouldn't parse
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--error 1064
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explain prepare stmt6 from 'insert into t1 values (5,"five"); select2';
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create table t2
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(
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a int
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);
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insert into t2 values (0);
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# parameter is NULL
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set @arg00=NULL ;
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prepare stmt1 from 'select 1 FROM t2 where a=?' ;
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execute stmt1 using @arg00 ;
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# prepare using variables:
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--error 1064
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prepare stmt1 from @nosuchvar;
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set @ivar= 1234;
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--error 1064
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prepare stmt1 from @ivar;
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set @fvar= 123.4567;
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--error 1064
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prepare stmt1 from @fvar;
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set @str1 = 'select ?';
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set @str2 = convert(@str1 using ucs2);
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prepare stmt1 from @str2;
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execute stmt1 using @ivar;
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drop table t1,t2;
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#
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# Bug #4105: Server crash on attempt to prepare a statement with character
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# set introducer
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#
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PREPARE stmt1 FROM "select _utf8 'A' collate utf8_bin = ?";
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set @var='A';
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EXECUTE stmt1 USING @var;
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DEALLOCATE PREPARE stmt1;
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