From 649bf7f78ac475a89fcf5be932b4db8dc7d9d43d Mon Sep 17 00:00:00 2001
From: heibaiying <31504331+heibaiying@users.noreply.github.com>
Date: Sat, 26 Oct 2019 20:27:57 +0800
Subject: [PATCH] Update Flink_Data_Transformation.md

---
 notes/Flink_Data_Transformation.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/notes/Flink_Data_Transformation.md b/notes/Flink_Data_Transformation.md
index 8f5abb3..769b962 100644
--- a/notes/Flink_Data_Transformation.md
+++ b/notes/Flink_Data_Transformation.md
@@ -176,10 +176,10 @@ split.select("even").print();
 project 主要用于获取  tuples 中的指定字段集，示例如下：
 
 ```java
-DataStreamSource<Tuple3<String, Integer, String>> tuple3DataStreamSource = env.fromElements(
+DataStreamSource<Tuple3<String, Integer, String>> streamSource = env.fromElements(
                                                                          new Tuple3<>("li", 22, "2018-09-23"),
                                                                          new Tuple3<>("ming", 33, "2020-09-23"));
-tuple3DataStreamSource.project(0,2).print();
+streamSource.project(0,2).print();
 
 // 输出
 (li,2018-09-23)