From f53459acf238b5a7318e98eaf241e2552e4ef0b5 Mon Sep 17 00:00:00 2001 From: Ti Chi Robot Date: Fri, 10 Sep 2021 14:42:39 +0800 Subject: [PATCH] release note: add a check item for feedback-probability (#6405) (#6445) --- releases/release-5.0.0.md | 1 + 1 file changed, 1 insertion(+) diff --git a/releases/release-5.0.0.md b/releases/release-5.0.0.md index 1c4575493084b..9cd384e80999a 100644 --- a/releases/release-5.0.0.md +++ b/releases/release-5.0.0.md @@ -68,6 +68,7 @@ In v5.0, the key new features or improvements are as follows: ### Others ++ Before the upgrade, check the value of the TiDB configuration [`feedback-probability`](/tidb-configuration-file.md#feedback-probability). If the value is not 0, the "panic in the recoverable goroutine" error will occur after the upgrade, but this error does not affect the upgrade. + Forbid conversion between `VARCHAR` type and `CHAR` type during the column type change to avoid data correctness issues. ## New features