time type query <=> null failed #56744
Description
Bug Report
Please answer these questions before submitting your issue. Thanks!
1. Minimal reproduce step (Required)
create table lrr(`COL1` time DEFAULT NULL,`COL2` time DEFAULT NULL);
insert into lrr(col2) values("-229:53:34");
select * from lrr where col1 <=> null;
2. What did you expect to see? (Required)
+------+------------+
| COL1 | COL2 |
+------+------------+
| NULL | -229:53:34 |
+------+------------+
3. What did you see instead (Required)
Empty set
4. What is your TiDB version? (Required)
Release Version: v8.4.0
Edition: Community
Git Commit Hash: 2205f33
Git Branch: HEAD
UTC Build Time: 2024-10-17 07:36:44
GoVersion: go1.23.2
Race Enabled: false
Check Table Before Drop: false
Store: tikv