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https://issues.apache.org/jira/browse/SPARK-16536?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15376016#comment-15376016
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Apache Spark commented on SPARK-16536:
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User 'dongjoon-hyun' has created a pull request for this issue:
https://github.com/apache/spark/pull/14190
> Expose `sql` in PySpark shell
> -----------------------------
>
> Key: SPARK-16536
> URL: https://issues.apache.org/jira/browse/SPARK-16536
> Project: Spark
> Issue Type: Improvement
> Components: PySpark, SQL
> Reporter: Dongjoon Hyun
> Priority: Minor
>
> This issue exposes `sql` in PySparkShell like Scala/R shells.
> **Background**
> {code}
> scala> sql("select 1 a")
> res0: org.apache.spark.sql.DataFrame = [a: int]
> {code}
> {code}
> > sql("select 1")
> SparkDataFrame[1:int]
> {code}
> **Before**
> {code}
> >>> sql("select 1 a")
> Traceback (most recent call last):
> File "<stdin>", line 1, in <module>
> NameError: name 'sql' is not defined
> {code}
> **After**
> {code}
> >>> sql("select 1 a")
> DataFrame[a: int]
> {code}
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