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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-4673) Implement "DROP TABLE IF EXISTS" for drill to prevent FAILED status on command return
Date Thu, 07 Jul 2016 21:44:11 GMT

    [ https://issues.apache.org/jira/browse/DRILL-4673?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15366832#comment-15366832
] 

ASF GitHub Bot commented on DRILL-4673:
---------------------------------------

Github user sudheeshkatkam commented on a diff in the pull request:

    https://github.com/apache/drill/pull/541#discussion_r69993147
  
    --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/planner/sql/parser/SqlDropTable.java
---
    @@ -57,13 +63,20 @@ public SqlOperator getOperator() {
     
       @Override
       public List<SqlNode> getOperandList() {
    -    return Collections.singletonList((SqlNode) tableName);
    +    List<SqlNode> ops = Lists.newArrayList();
    --- End diff --
    
    Use `ImmutableList`


> Implement "DROP TABLE IF EXISTS" for drill to prevent FAILED status on command return
> -------------------------------------------------------------------------------------
>
>                 Key: DRILL-4673
>                 URL: https://issues.apache.org/jira/browse/DRILL-4673
>             Project: Apache Drill
>          Issue Type: New Feature
>          Components: Functions - Drill
>            Reporter: Vitalii Diravka
>            Assignee: Vitalii Diravka
>            Priority: Minor
>              Labels: drill
>
> Implement "DROP TABLE IF EXISTS" for drill to prevent FAILED status on command "DROP
TABLE" return if table doesn't exist.
> The same for "DROP VIEW IF EXISTS"



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