From b74a265cf0e2fd7c16997a275cb14e41ab0d21c2 Mon Sep 17 00:00:00 2001 From: groot Date: Fri, 10 Dec 2021 10:31:20 +0800 Subject: [PATCH] [skip ci] Add note for design doc (#13134) Signed-off-by: yhmo --- docs/design_docs/datanode_recovery_design_0513_2021.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/design_docs/datanode_recovery_design_0513_2021.md b/docs/design_docs/datanode_recovery_design_0513_2021.md index 78e39617dd..7ae96c16d0 100644 --- a/docs/design_docs/datanode_recovery_design_0513_2021.md +++ b/docs/design_docs/datanode_recovery_design_0513_2021.md @@ -6,7 +6,7 @@ update: 6.21.2021, by [Goose](https://github.com/XuanYang-cn) ## What's DataNode? -DataNode processes insert data and persist them. +DataNode processes insert data and persist insert data into storage. DataNode is based on flowgraph; each flowgraph cares about only one vchannel. There are data definition language (DDL) messages, data manipulation language (DML) messages, and timetick messages inside one vchannel, FIFO log stream.