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From "Deneche A. Hakim (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-4938) need better error message
Date Mon, 21 Nov 2016 16:56:59 GMT

    [ https://issues.apache.org/jira/browse/DRILL-4938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15684084#comment-15684084
] 

Deneche A. Hakim commented on DRILL-4938:
-----------------------------------------

[~khfaraaz] displaying a user-friendly message isn't difficult from an implementation perspective,
you just need to throw a UserException.

> need better error message
> -------------------------
>
>                 Key: DRILL-4938
>                 URL: https://issues.apache.org/jira/browse/DRILL-4938
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Execution - Data Types
>    Affects Versions: 1.9.0
>            Reporter: Khurram Faraaz
>            Assignee: Serhii Harnyk
>            Priority: Minor
>
> We need a better error message instead of DrillRuntimeException
> Drill 1.9.0 git commit ID : 4edabe7a
> {noformat}
> 0: jdbc:drill:schema=dfs.tmp> select (res1 = 2016/09/22) res2
> . . . . . . . . . . . . . . > from
> . . . . . . . . . . . . . . > (
> . . . . . . . . . . . . . . >     select (case when (false) then null else cast('2016/09/22'
as date) end) res1
> . . . . . . . . . . . . . . >     from (values(1)) foo
> . . . . . . . . . . . . . . > ) foobar;
> Error: SYSTEM ERROR: DrillRuntimeException: Failure while materializing expression in
constant expression evaluator [CASE(false, =(null, /(/(2016, 9), 22)), =(CAST('2016/09/22'):DATE
NOT NULL, /(/(2016, 9), 22)))].  Errors:
> Error in expression at index -1.  Error: Missing function implementation: [castTIMESTAMP(INT-REQUIRED)].
 Full expression: --UNKNOWN EXPRESSION--.
> Error in expression at index -1.  Error: Missing function implementation: [castTIMESTAMP(INT-REQUIRED)].
 Full expression: --UNKNOWN EXPRESSION--.
> {noformat}



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