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#
# system functions
#
select database();
select database() = "test";
select user() like "%@%";
select version() > "2009.01.756";
explain extended select database(), user();
create table t1 (version char(60)) select database(), user(), version() as 'version';
--replace_regex /ENGINE=[a-zA-Z]+/ENGINE=DEFAULT/
show create table t1;
drop table t1;
select TRUE,FALSE,NULL;
#
# Bug#12351: CONCAT with USER()/DATEBASE() and
# a constant and a column gets strange results
#
create table t1 (c1 char(5));
insert into t1 values('row 1');
insert into t1 values('row 2');
insert into t1 values('row 3');
select concat(SUBSTRING(user(), 0, 4), '--', c1) from t1;
select concat(database(), '--', c1) from t1;
drop table t1;
#
# Bug#8291 Illegal collation mix with USER() function
#
create table t1 (a char(10));
select * from t1 where a=version();
select * from t1 where a=database();
select * from t1 where a=user();
insert into t1 values ('a');
select left(concat(a,version()),1) from t1;
drop table t1;
# End of 4.1 tests
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