Simeon Simeonov created SPARK-16210:
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Summary: DataFrame.drop(colName) fails if another column has a
period in its name
Key: SPARK-16210
URL: https://issues.apache.org/jira/browse/SPARK-16210
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 1.6.1
Environment: Spark 1.6.1 on Databricks
Reporter: Simeon Simeonov
The following code fails with {{org.apache.spark.sql.AnalysisException: cannot
resolve 'x.y' given input columns: [abc, x.y]}} because of the way {{drop()}}
uses {{select()}} under the covers.
{code}
val rdd = sc.makeRDD("""{"x.y": 5, "abc": 10}""" :: Nil)
sqlContext.read.json(rdd).drop("abc")
{code}
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