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https://issues.apache.org/jira/browse/DRILL-4486?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jason Altekruse resolved DRILL-4486.
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Resolution: Fixed
Fix Version/s: 1.6.0
Fixed in 80316f3f8bef866720f99e609fe758ec8e0c4612
> Expression serializer incorrectly serializes escaped characters
> ---------------------------------------------------------------
>
> Key: DRILL-4486
> URL: https://issues.apache.org/jira/browse/DRILL-4486
> Project: Apache Drill
> Issue Type: Bug
> Reporter: Steven Phillips
> Assignee: Steven Phillips
> Fix For: 1.6.0
>
>
> the drill expression parser requires backslashes to be escaped. But the
> ExpressionStringBuilder is not properly escaping them. This causes problems,
> especially in the case of regex expressions run with parallel execution.
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