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06bcfe8886
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.
44 lines
1.1 KiB
Plaintext
44 lines
1.1 KiB
Plaintext
#
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# system functions
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#
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select database();
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select charset(database());
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select database() = "test";
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select database() = _utf8"test";
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select database() = _latin1"test";
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select user() like "%@%";
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select user() like _utf8"%@%";
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select user() like _latin1"%@%";
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select charset(user());
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select version()>="3.23.29";
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select version()>=_utf8"3.23.29";
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select version()>=_latin1"3.23.29";
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select charset(version());
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explain extended select database(), user();
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create table t1 (version char(40)) select database(), user(), version() as 'version';
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show create table t1;
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drop table t1;
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select charset(charset(_utf8'a')), charset(collation(_utf8'a'));
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select collation(charset(_utf8'a')), collation(collation(_utf8'a'));
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create table t1 select charset(_utf8'a'), collation(_utf8'a');
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show create table t1;
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drop table t1;
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select TRUE,FALSE,NULL;
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#
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# Bug#8291 Illegal collation mix with USER() function
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#
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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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