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Create an index on the hash component of the store path

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For derivation_source_files.
This commit is contained in:
Christopher Baines 2019-12-29 17:55:04 +00:00
parent 7e7cc1c8f1
commit 82b797ee98
4 changed files with 23 additions and 0 deletions
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8
sqitch/deploy/derivation_source_files_store_path_hash_index.sql Normal file
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-- Deploy guix-data-service:derivation_source_files_store_path_hash_index to pg
BEGIN;
CREATE INDEX derivation_source_files_hash
ON derivation_source_files (substring(store_path from 12 for 32));
COMMIT;

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sqitch/revert/derivation_source_files_store_path_hash_index.sql Normal file
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-- Revert guix-data-service:derivation_source_files_store_path_hash_index from pg
BEGIN;
DROP INDEX derivation_source_files_hash;
COMMIT;

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sqitch/sqitch.plan
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@ -40,3 +40,4 @@ derivation_output_sets 2019-12-05T23:19:05Z Christopher Baines <mail@cbaines.net
builds_add_derivation_output_details_set_id 2019-12-07T18:25:38Z Christopher Baines <mail@cbaines.net> # Add a derivation_output_details_set_id column to builds
derivations_hash_index 2019-12-24T22:54:19Z Christopher Baines <mail@cbaines.net> # Add index on derivations for the hash component of the filename
add_derivation_source_file_nars 2019-12-28T20:37:06Z Christopher Baines <mail@cbaines.net> # Add table for derivation source file nars
derivation_source_files_store_path_hash_index 2019-12-29T17:53:08Z Christopher Baines <mail@cbaines.net> # Add index on the hash part of the derivation source files store path

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sqitch/verify/derivation_source_files_store_path_hash_index.sql Normal file
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-- Verify guix-data-service:derivation_source_files_store_path_hash_index on pg
BEGIN;
-- XXX Add verifications here.
ROLLBACK;