func_system.test, ctype_utf8.test, func_system.result, ctype_utf8.result:
Prove that the queries mentioned in Bugs#5980: NULL requires a characterset in a union works fine after recent changes related to itroducing more coercibility level: IRNORABLE and SYSCONST. mysql-test/r/ctype_utf8.result: Prove that the queries mentioned in Bugs#5980: NULL requires a characterset in a union works fine after recent changes related to itroducing more coercibility level: IRNORABLE and SYSCONST. mysql-test/r/func_system.result: Prove that the queries mentioned in Bugs#5980: NULL requires a characterset in a union works fine after recent changes related to itroducing more coercibility level: IRNORABLE and SYSCONST. mysql-test/t/ctype_utf8.test: Prove that the queries mentioned in Bugs#5980: NULL requires a characterset in a union works fine after recent changes related to itroducing more coercibility level: IRNORABLE and SYSCONST. mysql-test/t/func_system.test: Prove that the queries mentioned in Bugs#5980: NULL requires a characterset in a union works fine after recent changes related to itroducing more coercibility level: IRNORABLE and SYSCONST.
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@ -871,3 +871,17 @@ drop table t1;
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select convert(_koi8r'É' using utf8) < convert(_koi8r'Ê' using utf8);
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convert(_koi8r'É' using utf8) < convert(_koi8r'Ê' using utf8)
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1
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set names latin1;
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create table t1 (a varchar(10)) character set utf8;
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insert into t1 values ('test');
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select ifnull(a,'') from t1;
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ifnull(a,'')
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test
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drop table t1;
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select repeat(_utf8'+',3) as h union select NULL;
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h
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+++
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NULL
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select ifnull(NULL, _utf8'string');
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ifnull(NULL, _utf8'string')
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string
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@ -75,4 +75,8 @@ select * from t1 where a=database();
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a
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select * from t1 where a=user();
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a
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insert into t1 values ('a');
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select left(concat(a,version()),1) from t1;
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left(concat(a,version()),1)
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a
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drop table t1;
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@ -707,3 +707,14 @@ drop table t1;
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# Bug#8385: utf8_general_ci treats Cyrillic letters I and SHORT I as the same
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#
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select convert(_koi8r'É' using utf8) < convert(_koi8r'Ê' using utf8);
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#
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# Bugs#5980: NULL requires a characterset in a union
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#
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set names latin1;
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create table t1 (a varchar(10)) character set utf8;
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insert into t1 values ('test');
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select ifnull(a,'') from t1;
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drop table t1;
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select repeat(_utf8'+',3) as h union select NULL;
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select ifnull(NULL, _utf8'string');
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@ -38,4 +38,6 @@ create table t1 (a char(10)) character set latin1;
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select * from t1 where a=version();
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select * from t1 where a=database();
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select * from t1 where a=user();
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insert into t1 values ('a');
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select left(concat(a,version()),1) from t1;
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drop table t1;
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