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Avoid nested loop in query planner execution #612

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merged 2 commits into from
Sep 25, 2023
Merged

Avoid nested loop in query planner execution #612

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9feacd7
Adjust not equals application order
slin30 Sep 18, 2023
ab3b41f
Add changie entry
slin30 Sep 23, 2023
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6 changes: 6 additions & 0 deletions .changes/unreleased/Fixes-20230923-091155.yaml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
kind: Fixes
body: avoid nested loop in query planner execution of redshift__get_relations
time: 2023-09-23T09:11:55.2152725-04:00
custom:
Author: slin30
Issue: "609"
2 changes: 1 addition & 1 deletion dbt/include/redshift/macros/relations.sql
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Expand Up @@ -24,6 +24,7 @@ with
from pg_depend
left join pg_rewrite
on pg_depend.objid = pg_rewrite.oid
where coalesce(pg_rewrite.ev_class, pg_depend.objid) != pg_depend.refobjid
)

select distinct
Expand All @@ -36,7 +37,6 @@ join relation ref
on dependency.ref_relation_id = ref.relation_id
join relation dep
on dependency.dep_relation_id = dep.relation_id
where ref.relation_name != dep.relation_name

{%- endcall -%}

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