mariadb/mysql-test/r/order_by_zerolength-4285.result
Sergei Golubchik 51d7e80355 MDEV-4285 Server crashes in ptr_compare on NOW and CAST in ORDER BY
skip qsort if the sort key has zero length
2014-11-18 22:27:31 +01:00

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create table t1 (pk int primary key);
insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);
select * from t1 order by now(), cast(pk as char(0));
pk
1
2
3
4
5
6
7
8
9
10
Warnings:
Warning 1292 Truncated incorrect CHAR(0) value: '1'
Warning 1292 Truncated incorrect CHAR(0) value: '2'
Warning 1292 Truncated incorrect CHAR(0) value: '3'
Warning 1292 Truncated incorrect CHAR(0) value: '4'
Warning 1292 Truncated incorrect CHAR(0) value: '5'
Warning 1292 Truncated incorrect CHAR(0) value: '6'
Warning 1292 Truncated incorrect CHAR(0) value: '7'
Warning 1292 Truncated incorrect CHAR(0) value: '8'
Warning 1292 Truncated incorrect CHAR(0) value: '9'
Warning 1292 Truncated incorrect CHAR(0) value: '10'
drop table t1;