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https://issues.apache.org/jira/browse/NIFI-2156?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15384214#comment-15384214
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ASF GitHub Bot commented on NIFI-2156:
--------------------------------------

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

    https://github.com/apache/nifi/pull/642#discussion_r71348259
  
    --- Diff: 
nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/main/java/org/apache/nifi/processors/standard/ListDatabaseTables.java
 ---
    @@ -304,7 +304,6 @@ public void onTrigger(ProcessContext context, 
ProcessSession session) throws Pro
                     }
                 }
                 // Update the last time the processor finished successfully
    --- End diff --
    
    I believe this can be removed


> Add ListDatabaseTables processor
> --------------------------------
>
>                 Key: NIFI-2156
>                 URL: https://issues.apache.org/jira/browse/NIFI-2156
>             Project: Apache NiFi
>          Issue Type: New Feature
>          Components: Extensions
>            Reporter: Matt Burgess
>            Assignee: Matt Burgess
>             Fix For: 1.0.0
>
>
> This processor would use a DatabaseConnectionPool controller service, call 
> getTables(), and if the (optional, defaulting-to-false) property "Include Row 
> Count" is set, then a "SELECT COUNT(1) from table" would be issued to the 
> database. The table catalog, schema, name, type, remarks (and its count if 
> specified) will be included as attributes in a zero-content flow file.
> It will also use State Management to only list tables once. If new tables are 
> added (and the processor is running), then the new tables' flow files will be 
> generated. Changing any property that could affect the list of returned 
> tables (such as the DB Connection, catalog, schema pattern, table name 
> pattern, or table types) will reset the state and all tables will be fetched 
> using the new criteria. The state can also be manually cleared using the 
> standard Clear State link on the View State dialog (available on the 
> processor's context menu)



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