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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (APEXMALHAR-1966) Cassandra output operator improvements
Date Thu, 09 Jun 2016 22:54:21 GMT

    [ https://issues.apache.org/jira/browse/APEXMALHAR-1966?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15323550#comment-15323550
] 

ASF GitHub Bot commented on APEXMALHAR-1966:
--------------------------------------------

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

    https://github.com/apache/apex-malhar/pull/295#discussion_r66536310
  
    --- Diff: library/src/main/java/com/datatorrent/lib/db/AbstractTransactionableStoreOutputOperator.java
---
    @@ -67,6 +69,9 @@ public void process(T t)
     
       };
     
    +  @OutputPortFieldAnnotation(error = true)
    +  public final transient DefaultOutputPort<T> error = new DefaultOutputPort<>();
    --- End diff --
    
    Can you move this error port to the class where it is actually used?


> Cassandra output operator improvements
> --------------------------------------
>
>                 Key: APEXMALHAR-1966
>                 URL: https://issues.apache.org/jira/browse/APEXMALHAR-1966
>             Project: Apache Apex Malhar
>          Issue Type: Improvement
>            Reporter: Priyanka Gugale
>            Assignee: Priyanka Gugale
>
> Update existing Cassandra output operator to:
> 1. Accept use defined parameterized queries, the queries could be for update, insert
or delete.
> 2. Add error port to emit tuples which couldn't be written to database.
> 3. Add metrics
> 4. Provide a way to restrict batch size



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