From fcadeea5e6ce5ca18f732a5032f2b7240d8ffde8 Mon Sep 17 00:00:00 2001
From: foesa <35463247+foesa-yang@users.noreply.github.com>
Date: Fri, 9 Dec 2022 14:33:56 +0800
Subject: [PATCH] Update 1.get-subgraph.md (#1807)

---
 docs-2.0/3.ngql-guide/16.subgraph-and-path/1.get-subgraph.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs-2.0/3.ngql-guide/16.subgraph-and-path/1.get-subgraph.md b/docs-2.0/3.ngql-guide/16.subgraph-and-path/1.get-subgraph.md
index 4573529c85c..bc7ba12f392 100644
--- a/docs-2.0/3.ngql-guide/16.subgraph-and-path/1.get-subgraph.md
+++ b/docs-2.0/3.ngql-guide/16.subgraph-and-path/1.get-subgraph.md
@@ -35,6 +35,7 @@ While using the `WHERE` clause in a `GET SUBGRAPH` statement, note the following
 
 - **Only support** the `AND` operator.
 - **Only support** filter destination vertex, the vertex format must be `$$.tagName.propName`.
+- **Support** filter edge, the edge format must be `edge_type.propName`.
 - **Support** math functions, aggregate functions, string functions, datetime functions, type conversion functions and general functions in list functions.
 - **Not support** aggregate functions, schema-related functions, conditional expression, predicate functions, geography function and user-defined functions.