From f483a4eb73808615f8d5d865d6d258940f32f310 Mon Sep 17 00:00:00 2001
From: cooper-lzy <78672629+cooper-lzy@users.noreply.github.com>
Date: Wed, 1 Dec 2021 13:45:01 +0800
Subject: [PATCH] add DESCRIBE USER (#952)

---
 .../1.authentication/2.management-user.md     | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/docs-2.0/7.data-security/1.authentication/2.management-user.md b/docs-2.0/7.data-security/1.authentication/2.management-user.md
index 4958a9fdb6a..a5bd1e8b72d 100644
--- a/docs-2.0/7.data-security/1.authentication/2.management-user.md
+++ b/docs-2.0/7.data-security/1.authentication/2.management-user.md
@@ -58,6 +58,28 @@ Users with the **GOD** role or the **ADMIN** role can run `REVOKE ROLE` to revok
   nebula> REVOKE ROLE USER ON basketballplayer FROM user1;
   ```
 
+## DESCRIBE USER
+
+Users can run `DESCRIBE USER` to list the roles for a specified user.
+
+* Syntax
+
+  ```ngql
+  DESCRIBE USER <user_name>;
+  DESC USER <user_name>;
+  ```
+
+* Example
+
+  ```ngql
+  nebula> DESCRIBE USER user1;
+  +---------+--------------------+
+  | role    | space              |
+  +---------+--------------------+
+  | "ADMIN" | "basketballplayer" |
+  +---------+--------------------+
+  ```
+
 ## SHOW ROLES
 
 Users can run `SHOW ROLES` to list the roles in a graph space.