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https://issues.apache.org/jira/browse/SPARK-14488?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Cheng Lian updated SPARK-14488:
-------------------------------
Summary: Weird behavior of DDL "CREATE TEMPORARY TABLE ... USING ... AS
SELECT ..." (was: Creating temporary table using SQL DDL shouldn't write files
to file system)
> Weird behavior of DDL "CREATE TEMPORARY TABLE ... USING ... AS SELECT ..."
> --------------------------------------------------------------------------
>
> Key: SPARK-14488
> URL: https://issues.apache.org/jira/browse/SPARK-14488
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.0.0
> Reporter: Cheng Lian
> Assignee: Cheng Lian
>
> The following Spark shell snippet shows that currently temporary table
> creation writes files to file system:
> {code}
> sqlContext range 10 registerTempTable "t"
> sqlContext sql "create temporary table s using parquet as select * from t"
> {code}
> The problematic code is
> [here|https://github.com/apache/spark/blob/73b56a3c6c5c590219b42884c8bbe88b0a236987/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/ddl.scala#L137].
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