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Please answer these questions before submitting your issue. Thanks!
create table t2(a int,b year,key(b)); insert into t values(null,null); select * from t where b <=> null;
The plan is
+-------------+---------+------+---------------+---------------+ | id | estRows | task | access object | operator info | +-------------+---------+------+---------------+---------------+ | TableDual_5 | 0.00 | root | | rows:0 | +-------------+---------+------+---------------+---------------+
+------+------+ | a | b | +------+------+ | NULL | NULL | +------+------+
Empty set
Release Version: v4.0.0-beta.2-2807-g289dcfefd-dirty Edition: Community Git Commit Hash: 289dcfe Git Branch: master UTC Build Time: 2021-05-06 15:11:16 GoVersion: go1.13 Race Enabled: false TiKV Min Version: v3.0.0-60965b006877ca7234adaced7890d7b029ed1306 Check Table Before Drop: false
The text was updated successfully, but these errors were encountered:
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sylzd
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Bug Report
Please answer these questions before submitting your issue. Thanks!
1. Minimal reproduce step (Required)
The plan is
2. What did you expect to see? (Required)
3. What did you see instead (Required)
Empty set
4. What is your TiDB version? (Required)
Release Version: v4.0.0-beta.2-2807-g289dcfefd-dirty
Edition: Community
Git Commit Hash: 289dcfe
Git Branch: master
UTC Build Time: 2021-05-06 15:11:16
GoVersion: go1.13
Race Enabled: false
TiKV Min Version: v3.0.0-60965b006877ca7234adaced7890d7b029ed1306
Check Table Before Drop: false
The text was updated successfully, but these errors were encountered: