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improve data migration speed

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This commit is contained in:
Hongbo Wu
2023-10-02 10:27:41 +08:00
parent 86478c13d2
commit eb0f0b6c4f
2 changed files with 24 additions and 0 deletions
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12
packages/db/migrations/0128.do.create_index_for_foreign_key.sql Executable file
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-- Type: DO
-- Name: create_index_for_foreign_key
-- Description: Create index for foreign keys on entity_label and highlight tables
BEGIN;
CREATE INDEX IF NOT EXISTS entity_labels_library_item_id_idx ON omnivore.entity_labels(library_item_id)
CREATE INDEX IF NOT EXISTS entity_labels_highlight_id_idx ON omnivore.entity_labels(highlight_id);
CREATE INDEX IF NOT EXISTS highlight_library_item_id_idx ON omnivore.highlight (library_item_id);
COMMIT;

12
packages/db/migrations/0128.undo.create_index_for_foreign_key.sql Executable file
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-- Type: UNDO
-- Name: create_index_for_foreign_key
-- Description: Create index for foreign keys on entity_label and highlight tables
BEGIN;
DROP INDEX IF EXISTS highlight_library_item_id_idx;
DROP INDEX IF EXISTS entity_labels_highlight_id_idx;
DROP INDEX IF EXISTS entity_labels_library_item_id_idx;
COMMIT;