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fix: use NOT EXISTS instead of NOT IN to avoid cross join in pruneCache #173215

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fix: use NOT EXISTS instead of NOT IN to avoid cross join in pruneCache #173215

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4 changes: 2 additions & 2 deletions pkg/sql/tablemetadatacache/table_metadata_updater.go
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Original file line number Diff line number Diff line change
Expand Up @@ -172,8 +172,8 @@ DELETE FROM system.table_metadata
WHERE table_id IN (
SELECT table_id
FROM system.table_metadata
WHERE table_id NOT IN (
SELECT id FROM system.namespace
WHERE NOT EXISTS (
SELECT 1 FROM system.namespace WHERE id = table_id
)
LIMIT $1
)
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