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https://issues.apache.org/jira/browse/DRILL-5952?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16264943#comment-16264943
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ASF GitHub Bot commented on DRILL-5952:
---------------------------------------
Github user prasadns14 commented on a diff in the pull request:
https://github.com/apache/drill/pull/1033#discussion_r152900961
--- Diff: exec/java-exec/src/main/codegen/includes/parserImpls.ftl ---
@@ -215,11 +223,12 @@ SqlNode SqlDropView() :
/**
* Parses a CTAS or CTTAS statement.
- * CREATE [TEMPORARY] TABLE tblname [ (field1, field2, ...) ] AS
select_statement.
+ * CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tblname [ (field1, field2,
...) ] AS select_statement.
*/
SqlNode SqlCreateTable() :
{
SqlParserPos pos;
+ boolean tableNonExistenceCheck = false;
--- End diff --
Moved the new parameter to the end
> Implement "CREATE TABLE IF NOT EXISTS"
> --------------------------------------
>
> Key: DRILL-5952
> URL: https://issues.apache.org/jira/browse/DRILL-5952
> Project: Apache Drill
> Issue Type: Improvement
> Components: SQL Parser
> Affects Versions: 1.11.0
> Reporter: Prasad Nagaraj Subramanya
> Assignee: Prasad Nagaraj Subramanya
> Fix For: Future
>
>
> Currently, if a table/view with the same name exists CREATE TABLE fails with
> VALIDATION ERROR
> Having "IF NOT EXISTS" support for CREATE TABLE will ensure that query
> succeeds
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