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Support broadcast for cluster query #1059

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zhang2014 opened this issue Jul 16, 2021 · 0 comments · Fixed by #931

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C-feature

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zhang2014 commented Jul 16, 2021

Summary

Consider executing the following queries in cluster mode, we need to support the ability to broadcast subquery results to all clusters

SELECT EXISTS(SELECT * FROM table_a) FROM table_b;
SELECT * FROM table_a WHERE field_a IN (SELECT field_a FROM table_b);

zhang2014 added the C-feature label

This was referenced Jul 16, 2021

Support SHOW PROCESSLIST #931

Merged

[roadmap-track] Query cluster #747

Closed

databend-bot closed this as completed in #931

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