Tom Phillips created SPARK-16651:
------------------------------------
Summary: No exception using DataFrame.withColumnRenamed when
existing column doesn't exist
Key: SPARK-16651
URL: https://issues.apache.org/jira/browse/SPARK-16651
Project: Spark
Issue Type: Bug
Components: PySpark
Affects Versions: 1.5.0
Reporter: Tom Phillips
The {{withColumnRenamed}} method does not raise an exception when the existing
column does not exist in the dataframe.
Example:
{code}
In [4]: df.show()
+---+-----+
|age| name|
+---+-----+
| 1|Alice|
+---+-----+
In [5]: df = df.withColumnRenamed('dob', 'date_of_birth')
In [6]: df.show()
+---+-----+
|age| name|
+---+-----+
| 1|Alice|
+---+-----+
{code}
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