[
https://issues.apache.org/jira/browse/CALCITE-2247?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Michael Mior updated CALCITE-2247:
----------------------------------
Summary: Add rule to push conditions into a related disjunctive expression
(was: Add rule to push in condition condition into a related disjunctive
expression)
> Add rule to push conditions into a related disjunctive expression
> -----------------------------------------------------------------
>
> Key: CALCITE-2247
> URL: https://issues.apache.org/jira/browse/CALCITE-2247
> Project: Calcite
> Issue Type: Improvement
> Reporter: Zoltan Haindrich
> Assignee: Zoltan Haindrich
> Priority: Major
>
> Simplify expressions like: {code}a = 1 AND (a = 1 OR a = 2){code} to {code}a
> = 1{code}
> Conditions to apply will be:
> * in an AND condition there exists a comparison(c) and an OR (o)
> * o and c only reference 1 variable
> See HIVE-19097 for more info.
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
