ERROR 1051 (42S02): Unknown table 't2'

[ChenPeng2013]

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

drop table if exists t1;
create table t1(a int);
select t1.*, t2.* from t1 join t1 t2 using(a);

2. What did you expect to see? (Required)

mysql> select t1.*, t2.* from t1 join t1 t2;
Empty set (0.00 sec)

3. What did you see instead (Required)

mysql> select t1.*, t2.* from t1 join t1 t2 using(a);
ERROR 1051 (42S02): Unknown table 't2'

4. What is your TiDB version? (Required)

master cd16de8 and release-4.0 c710000

[ti-srebot]

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