faq: update the description of "Information schema is out of date" (#…

…18946) (#18959)
pingcap · Sep 20, 2024 · 4c3a6d4 · 4c3a6d4
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diff --git a/faq/sql-faq.md b/faq/sql-faq.md
@@ -298,7 +298,7 @@ In the preceding causes, only Cause 1 is related to tables. Cause 1 and Cause 2
 
 ### What are the causes of the "Information schema is out of date" error?
 
-Before TiDB v6.5.0, when executing a DML statement, if TiDB fails to load the latest schema within a DDL lease (45s by default), the `Information schema is out of date` error might occur. Possible causes are:
+When executing a DML statement, if TiDB fails to load the latest schema within a DDL lease (45s by default), the `Information schema is out of date` error might occur. Possible causes are as follows:
 
 - The TiDB instance that executed this DML was killed, and the transaction execution corresponding to this DML statement took longer than a DDL lease. When the transaction was committed, the error occurred.
 - TiDB failed to connect to PD or TiKV while executing this DML statement. As a result, TiDB failed to load schema within a DDL lease or disconnected from PD due to the keepalive setting.