[SPARK-6635][SQL] DataFrame.withColumn should replace columns with identical column names #5541
+21
−1
Conversation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
|
Test build #30413 has finished for PR 5541 at commit
|
|
|
||
| val df2 = TestSQLContext.sparkContext.parallelize(Array(1, 2, 3)).toDF("x") | ||
| val df3 = df2.withColumn("x", df2("x") + 1) | ||
| assert(df3.select("x").collect().toSeq === Seq(Row(2), Row(3), Row(4))) |
There was a problem hiding this comment.
Make this its own test and use checkAnswer to check the result.
|
Test build #30469 has finished for PR 5541 at commit
|
|
Thanks! Merged to master. |
|
This should probably be noted here: https://spark.apache.org/docs/latest/api/scala/index.html#org.apache.spark.sql.DataFrame |
|
Pull requests to improve documentation are always welcome :) |
nemccarthy
pushed a commit
to nemccarthy/spark
that referenced
this pull request
Jun 19, 2015
…entical column names JIRA https://issues.apache.org/jira/browse/SPARK-6635 Author: Liang-Chi Hsieh <viirya@gmail.com> Closes apache#5541 from viirya/replace_with_column and squashes the following commits: b539c7b [Liang-Chi Hsieh] For comment. 72f35b1 [Liang-Chi Hsieh] DataFrame.withColumn can replace original column with identical column name.
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
JIRA https://issues.apache.org/jira/browse/SPARK-6635