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;