From ec2de0a5969681815c2077228faaee1d2b89a9e1 Mon Sep 17 00:00:00 2001
From: wade zhang <95411902+gccgdb1234@users.noreply.github.com>
Date: Thu, 25 Aug 2022 13:03:31 +0800
Subject: [PATCH] Update index.md

---
 docs/en/04-concept/index.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/en/04-concept/index.md b/docs/en/04-concept/index.md
index 28548da8f9..efb9f1079b 100644
--- a/docs/en/04-concept/index.md
+++ b/docs/en/04-concept/index.md
@@ -158,7 +158,7 @@ Queries can be executed on both a table (subtable) and a STable. For a query on
 
 In TDengine, it is recommended to use a subtable instead of a regular table for a DCP. In the meters example, we can create subtables like d1001, d1002, d1003, and d1004 under super table meters.
 
-To better understand the data model using super table and subtable, please refer to ![Meters Data Model Diagram](./supertable.webp)
+To better understand the data model using super table and subtable, please refer to the diagram below which demonstrates the data model of meters example. ![Meters Data Model Diagram](./supertable.webp)
 
 ## Database
 
-- 
GitLab