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Move DROP INDEX to after ALTER .. SET NOT NULL

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Olivier Wilkinson (reivilibre) 2023-03-31 10:47:42 +01:00
parent 2a234b788e
commit 70fd93a7f6
1 changed files with 6 additions and 4 deletions
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10
synapse/storage/schema/main/delta/74/03thread_notifications_not_null.sql.postgres
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@ -13,11 +13,13 @@
* limitations under the License.
*/
-- Drop the indexes used to find null thread_ids.
DROP INDEX IF EXISTS event_push_actions_thread_id_null;
DROP INDEX IF EXISTS event_push_summary_thread_id_null;
-- The thread_id columns can now be made non-nullable.
ALTER TABLE event_push_actions_staging ALTER COLUMN thread_id SET NOT NULL;
ALTER TABLE event_push_actions ALTER COLUMN thread_id SET NOT NULL;
ALTER TABLE event_push_summary ALTER COLUMN thread_id SET NOT NULL;
-- Drop the indexes used to find null thread_ids.
-- Only do this *after* the ALTER because the indices may be useful for validating
-- the NOT NULL constraint.
DROP INDEX IF EXISTS event_push_actions_thread_id_null;
DROP INDEX IF EXISTS event_push_summary_thread_id_null;