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https://issues.apache.org/jira/browse/SPARK-23035?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16321553#comment-16321553
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Apache Spark commented on SPARK-23035:
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User 'xubo245' has created a pull request for this issue:
https://github.com/apache/spark/pull/20227
> Fix warning: TEMPORARY TABLE ... USING ... is deprecated and use
> TempViewAlreadyExistsException when create temp view
> ----------------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-23035
> URL: https://issues.apache.org/jira/browse/SPARK-23035
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.2.1
> Reporter: xubo245
>
> Fix warning: TEMPORARY TABLE ... USING ... is deprecated and use
> TempViewAlreadyExistsException when create temp view
> There are warning when run test: test("rename temporary view - destination
> table with database name")
> {code:java}
> 02:11:38.136 WARN org.apache.spark.sql.execution.SparkSqlAstBuilder: CREATE
> TEMPORARY TABLE ... USING ... is deprecated, please use CREATE TEMPORARY VIEW
> ... USING ... instead
> {code}
> other test cases also have this warning
> Another problem, it throw TempTableAlreadyExistsException and output
> "Temporary table '$table' already exists" when we create temp view by using
> org.apache.spark.sql.catalyst.catalog.GlobalTempViewManager#create, it's
> improper.
> {code:java}
> /**
> * Creates a global temp view, or issue an exception if the view already
> exists and
> * `overrideIfExists` is false.
> */
> def create(
> name: String,
> viewDefinition: LogicalPlan,
> overrideIfExists: Boolean): Unit = synchronized {
> if (!overrideIfExists && viewDefinitions.contains(name)) {
> throw new TempTableAlreadyExistsException(name)
> }
> viewDefinitions.put(name, viewDefinition)
> }
> {code}
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