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https://issues.apache.org/jira/browse/IGNITE-16046?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17482284#comment-17482284
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Evgeny Stanilovsky commented on IGNITE-16046:
---------------------------------------------
seems we need to investigate improvements from [1] and usage of
CoreRules#MULTI_JOIN_OPTIMIZE
[1] https://issues.apache.org/jira/browse/CALCITE-4515
> Calcite engine. Double JOIN hangs on optimization phase
> -------------------------------------------------------
>
> Key: IGNITE-16046
> URL: https://issues.apache.org/jira/browse/IGNITE-16046
> Project: Ignite
> Issue Type: Bug
> Reporter: Aleksey Plekhanov
> Assignee: Ivan Daschinsky
> Priority: Major
> Labels: calcite2-required, calcite3-required, ignite-3
> Attachments: IGNITE-16046_Combinatorial_explosions.patch
>
>
> Reproducer:
> {noformat}
> CREATE TABLE T1(A INT, B INT);
> CREATE TABLE T2(A INT, C INT);
> CREATE TABLE T3(B INT, C INT);
> SELECT * FROM T1 JOIN T2 ON (T1.A = T2.A) JOIN T3 ON (T1.B = T3.B AND T2.C =
> T3.C);
> {noformat}
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