diff options
Diffstat (limited to 'mysql-test/t/count_distinct.test')
| -rw-r--r-- | mysql-test/t/count_distinct.test | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/mysql-test/t/count_distinct.test b/mysql-test/t/count_distinct.test index e63bdabdb95..d0996689aeb 100644 --- a/mysql-test/t/count_distinct.test +++ b/mysql-test/t/count_distinct.test @@ -35,6 +35,25 @@ insert into t1 values ('NYC Lib','New York'); select t2.isbn,city,t1.libname,count(t1.libname) as a from t3 left join t1 on t3.libname=t1.libname left join t2 on t3.isbn=t2.isbn group by city,t1.libname; select t2.isbn,city,t1.libname,count(distinct t1.libname) as a from t3 left join t1 on t3.libname=t1.libname left join t2 on t3.isbn=t2.isbn group by city having count(distinct t1.libname) > 1; select t2.isbn,city,t1.libname,count(distinct t1.libname) as a from t3 left join t1 on t3.libname=t1.libname left join t2 on t3.isbn=t2.isbn group by city having count(distinct concat(t1.libname,'a')) > 1; + +select t2.isbn,city,@bar:=t1.libname,count(distinct t1.libname) as a + from t3 left join t1 on t3.libname=t1.libname left join t2 + on t3.isbn=t2.isbn group by city having count(distinct + t1.libname) > 1; +# +# Wrong result, see bug#49872 +# +SELECT @bar; + +select t2.isbn,city,concat(@bar:=t1.libname),count(distinct t1.libname) as a + from t3 left join t1 on t3.libname=t1.libname left join t2 + on t3.isbn=t2.isbn group by city having count(distinct + t1.libname) > 1; +# +# Wrong result, see bug#49872 +# +SELECT @bar; + drop table t1, t2, t3; # |