blog/BigData-Notes
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Update Spark_Structured_API的基本使用.md

Browse Source
This commit is contained in:
heibaiying 2019-06-04 16:32:48 +08:00 committed by GitHub
parent c021117081
commit 8a9d58e068
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
notes/Spark_Structured_API的基本使用.md
View File

@ -69,7 +69,7 @@ caseClassDS.show()
### 1.3 由RDD创建DataFrame ### 1.3 由RDD创建DataFrame
Spark支持两种方式把RDD转换为DataFrame，分别是使用反射推断和指定Schema转换。 Spark支持两种方式把RDD转换为DataFrame，分别是使用反射推断和指定Schema转换：
#### 1. 使用反射推断 #### 1. 使用反射推断