[jira] [Commented] (CALCITE-6180) Append possibility to escape backslash in LIKE expression

["Julian Hyde (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/CALCITE-6180?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17802320#comment-17802320 ] 

Julian Hyde commented on CALCITE-6180:
--------------------------------------

[~zstan], I think the previous behavior was correct. This was not a bug, and the change should be backed out. What evidence do you have to the contrary?

> Append possibility to escape backslash in LIKE expression
> ---------------------------------------------------------
>
>                 Key: CALCITE-6180
>                 URL: https://issues.apache.org/jira/browse/CALCITE-6180
>             Project: Calcite
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.36.0
>            Reporter: Evgeny Stanilovsky
>            Assignee: Evgeny Stanilovsky
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.37.0
>
>
> The expression below must be processed correctly and return positive result
> {noformat}
> select 'Dev\ops' like 'Dev#\ops' escape '#';
> {noformat}
> Insted it returns :
> Invalid escape sequence exception.



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