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https://issues.apache.org/jira/browse/CALCITE-5305?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17612847#comment-17612847
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Julian Hyde commented on CALCITE-5305:
--------------------------------------
When you are proposing a SQL extension, you need to write a specification for
the feature and either describe which configuration flags are going to enable
it, or describe why no configuration flags are needed. To this point, you
haven't done either.
> Support string constants with c-style escapes
> ---------------------------------------------
>
> Key: CALCITE-5305
> URL: https://issues.apache.org/jira/browse/CALCITE-5305
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Reporter: Dmitry Sysolyatin
> Assignee: Dmitry Sysolyatin
> Priority: Major
> Labels: pull-request-available
>
> Support string constants with c-style escapes. Example:
> {code}
> select e'\u0061\x61\141' as col1;
> col1
> ------
> aaa
> (1 row)
> {code}
> [4.1.2.2. String Constants With C-Style
> Escapes|https://www.postgresql.org/docs/14/sql-syntax-lexical.html#SQL-SYNTAX-CONSTANTS]
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