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https://issues.apache.org/jira/browse/TAJO-1979?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15006381#comment-15006381
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ASF GitHub Bot commented on TAJO-1979:
--------------------------------------

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

    https://github.com/apache/tajo/pull/862#discussion_r44901940
  
    --- Diff: 
tajo-cli/src/main/java/org/apache/tajo/cli/tsql/commands/ConnectDatabaseCommand.java
 ---
    @@ -63,7 +63,7 @@ public void invoke(String[] cmd) throws Exception {
     
       @Override
       public String getUsage() {
    -    return "";
    +    return "[database_name]";
    --- End diff --
    
    How about use ```DBNAME``` instead of ```database_name```?  TSQL already 
uses ```DBNAME``` to print help descriptions with ```\help``` parameter. 


> Usage of some TajoShellCommand is omitted
> -----------------------------------------
>
>                 Key: TAJO-1979
>                 URL: https://issues.apache.org/jira/browse/TAJO-1979
>             Project: Tajo
>          Issue Type: Improvement
>            Reporter: Dongkyu Hwangbo
>            Assignee: Dongkyu Hwangbo
>            Priority: Trivial
>              Labels: newbie
>
> I found that Usage of some TajoShellCommand is omitted.



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