ALTER TABLE t TRUNCATE PARTITION is not mentioned as supported.

[mjonss]

Change Request

Please answer the following questions before submitting your issue. Thanks!

1. Describe what you find is inappropriate or missing in the existing docs.
   In https://docs.pingcap.com/tidb/dev/mysql-compatibility#ddl in the list after "Table Partitioning also supports ADD, DROP, and TRUNCATE operations. Other partition operations are ignored. The following Table Partition syntaxes are not supported:" TRUNCATE is mentioned as not supported, this is wrong, TRUNCATE PARTITION is supported.

2. Describe your suggestion or addition.
   Change:
   "{CHECK|TRUNCATE|OPTIMIZE|REPAIR|IMPORT|DISCARD|REBUILD|REORGANIZE|COALESCE} PARTITION"
   to
   "{CHECK|OPTIMIZE|REPAIR|IMPORT|DISCARD|REBUILD|REORGANIZE|COALESCE} PARTITION"

3. Provide some reference materials (such as documents and websites) if you could.
   Read the paragraph in front, where it says "Table Partitioning also supports ADD, DROP, and TRUNCATE operations."

[qiancai]

Hi @mjonss, this issue has been fixed by your PR #13162. Thanks for your contribution👍