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https://issues.apache.org/jira/browse/SPARK-15838?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiao Li updated SPARK-15838:
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Description:
-Currently, {{CACHE TABLE AS SELECT}} replaces the existing Temp Table, if
existed. This behavior is different from `CREATE TABLE` or `CREATE VIEW`. It
looks risky.-
Better Error Message When Having Database Name in CACHE TABLE AS SELECT
was:Currently, {{CACHE TABLE AS SELECT}} replaces the existing Temp Table, if
existed. This behavior is different from `CREATE TABLE` or `CREATE VIEW`. It
looks risky.
> CACHE TABLE AS SELECT should not replace the existing Temp Table
> ----------------------------------------------------------------
>
> Key: SPARK-15838
> URL: https://issues.apache.org/jira/browse/SPARK-15838
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.0.0
> Reporter: Xiao Li
>
> -Currently, {{CACHE TABLE AS SELECT}} replaces the existing Temp Table, if
> existed. This behavior is different from `CREATE TABLE` or `CREATE VIEW`. It
> looks risky.-
> Better Error Message When Having Database Name in CACHE TABLE AS SELECT
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