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perf: add database indices for faster querying

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Gauthier Roebroeck 2022-07-15 22:20:10 +08:00
parent 3f897d994b
commit 0af5f5c4d9
1 changed files with 31 additions and 0 deletions
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komga/src/flyway/resources/db/migration/sqlite/V20220715213721__perf_indices.sql Normal file
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-- missing foreign key indices
create index if not exists idx__book_metadata_link__book_id
on BOOK_METADATA_LINK (BOOK_ID);
create index if not exists idx__series_metadata_sharing__series_id
on SERIES_METADATA_SHARING (SERIES_ID);
create index if not exists idx__book_metadata_aggregation_tag__series_id
on BOOK_METADATA_AGGREGATION_TAG (SERIES_ID);
create index if not exists idx__thumbnail_collection__collection_id
on THUMBNAIL_COLLECTION (COLLECTION_ID);
create index if not exists idx__thumbnail_readlist__readlist_id
on THUMBNAIL_READLIST (READLIST_ID);
create index if not exists idx__thumbnail_series__series_id
on THUMBNAIL_SERIES (SERIES_ID);
create index if not exists idx__authentication_activity__user_id
on AUTHENTICATION_ACTIVITY (USER_ID);
-- if you sort by it, index it
create index if not exists idx__book_metadata__number_sort
on BOOK_METADATA (NUMBER_SORT);
create index if not exists idx__series__last_modified_date
on SERIES (LAST_MODIFIED_DATE);
create index if not exists idx__series__created_date
on SERIES (CREATED_DATE);
create index if not exists idx__book_metadata__release_date
on BOOK_METADATA (RELEASE_DATE);
create index if not exists idx__book__created_date
on BOOK (CREATED_DATE);
create index if not exists idx__read_progress__last_modified_date
on READ_PROGRESS (LAST_MODIFIED_DATE);
create index if not exists idx__media__status
on MEDIA (STATUS);