From 719b58236788913acebdbc4c8edfe9f208b7eb45 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Mon, 16 Oct 2023 19:12:11 +0800 Subject: [PATCH] Update releases/release-7.4.0.md Co-authored-by: Roger Song --- releases/release-7.4.0.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.4.0.md b/releases/release-7.4.0.md index 852ced3f757b9..c3d33079b9e8b 100644 --- a/releases/release-7.4.0.md +++ b/releases/release-7.4.0.md @@ -278,7 +278,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.4/quick-start-with- ### Behavior changes -- Starting with v7.4.0, TiDB is compatible with core features of MySQL 8.0, and `version()` returns the version prefixed with `8.0.11`. +- Starting with v7.4.0, TiDB is compatible with essential features of MySQL 8.0, and `version()` returns the version prefixed with `8.0.11`. - After TiFlash is upgraded to v7.4.0 from an earlier version, in-place downgrading to the original version is not supported. This is because, starting from v7.4, TiFlash optimizes the data compaction logic of PageStorage V3 to reduce the read and write amplification generated during data compaction, which leads to changes to some of the underlying storage file names.