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Add an index on derivation_output_details.id

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Where hash is not null, since this helps with the fixed output package
derivations query.
This commit is contained in:
Christopher Baines 2021-07-11 15:25:12 +01:00
parent d1a2a7125c
commit 5cefa250d8
4 changed files with 22 additions and 0 deletions
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7
sqitch/deploy/package_derivations_not_null_hash_index.sql Normal file
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-- Deploy guix-data-service:package_derivations_not_null_hash_index to pg
BEGIN;
CREATE INDEX derivation_output_details_id_hash_not_null_idx ON derivation_output_details (id) WHERE hash IS NOT NULL;
COMMIT;