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https://issues.apache.org/jira/browse/IGNITE-18211?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pavel Pereslegin reassigned IGNITE-18211:
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Assignee: Pavel Pereslegin
> Sql. Adjust Affinity distribution to the new colocation rules
> -------------------------------------------------------------
>
> Key: IGNITE-18211
> URL: https://issues.apache.org/jira/browse/IGNITE-18211
> Project: Ignite
> Issue Type: Improvement
> Components: sql
> Reporter: Konstantin Orlov
> Assignee: Pavel Pereslegin
> Priority: Major
> Labels: ignite-3
>
> Need to adjust affinity function to be prepared to upcoming concept of
> [Distribution Zones|https://issues.apache.org/jira/browse/IGNITE-17924].
> Following changes are required:
> * AffinityFunction has to be updated with id (name) of the distribution zone
> * (De-)Serialization of the DistributionFunction need to be adjusted as well
> * Integration with table
> Besides, it looks like the following condition is no more valid, thus should
> be removed:
> {code:java}
> //
> org.apache.ignite.internal.sql.engine.trait.TraitUtils#convertDistribution
> if (toTrait.function().affinity() && toTrait.getKeys().size() > 1) {
> return null;
> }
> {code}
> see: org.apache.ignite.internal.sql.engine.planner.JoinColocationPlannerTest
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