[GitHub] phoenix pull request #313: PHOENIX-4799 Write cells using checkAndMutate to ...

[ankitsinghal]

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

    https://github.com/apache/phoenix/pull/313#discussion_r206330492
  
    --- Diff: 
phoenix-core/src/main/java/org/apache/phoenix/schema/MetaDataClient.java ---
    @@ -3604,6 +3681,18 @@ public MutationState addColumn(PTable table, 
List<ColumnDef> origColumnDefs,
                 }
             } finally {
                 connection.setAutoCommit(wasAutoCommit);
    +            if (acquiredMutex && !columns.isEmpty()) {
    --- End diff --
    
    where is acquiredMutex set to true?
    



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