Dongjoon Hyun created SPARK-16458:
-------------------------------------
Summary: SessionCatalog should support `listColumns` for temporary
tables
Key: SPARK-16458
URL: https://issues.apache.org/jira/browse/SPARK-16458
Project: Spark
Issue Type: Improvement
Components: SQL
Reporter: Dongjoon Hyun
Priority: Minor
Temporary tables are used frequently, but `spark.catalog.listColumns` does not
support those tables.
{code}
scala> spark.range(10).createOrReplaceTempView("t1")
scala> spark.catalog.listTables().collect()
res1: Array[org.apache.spark.sql.catalog.Table] = Array(Table[name='t1',
tableType='TEMPORARY', isTemporary='true'])
scala> spark.catalog.listColumns("t1").collect()
{code}
This issue make `SessionCatalog` supports temporary table column listing.
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