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https://issues.apache.org/jira/browse/SPARK-16529?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Cheng Lian resolved SPARK-16529.
--------------------------------
Resolution: Fixed
Fix Version/s: 2.0.0
Issue resolved by pull request 14184
[https://github.com/apache/spark/pull/14184]
> SQLTestUtils.withTempDatabase should set `default` database before dropping
> ---------------------------------------------------------------------------
>
> Key: SPARK-16529
> URL: https://issues.apache.org/jira/browse/SPARK-16529
> Project: Spark
> Issue Type: Test
> Components: Tests
> Reporter: Dongjoon Hyun
> Priority: Trivial
> Fix For: 2.0.0
>
>
> `withTempDatabase` is a frequently used test harness to setup a temporary
> table and clean up finally. This issue improves like the following for
> usability.
> {code}
> - try f(dbName) finally spark.sql(s"DROP DATABASE $dbName CASCADE")
> + try f(dbName) finally {
> + if (spark.catalog.currentDatabase == dbName) {
> + spark.sql(s"USE ${DEFAULT_DATABASE}")
> + }
> + spark.sql(s"DROP DATABASE $dbName CASCADE")
> + }
> {code}
> In case of forgetting to reset the databaes, `withTempDatabase` will not
> raise Exception.
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