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wait for current_state_events_membership before delete_old_current_state_events #6924

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Feb 17, 2020
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wait for current_state_events_membership before delete_old_current_state_events #6924

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1 change: 1 addition & 0 deletions changelog.d/6924.bugfix
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Fix a bug introduced in Synapse 1.10.0 which would cause room state to be cleared in the database if Synapse was upgraded direct from 1.2.1 or earlier to 1.10.0.
7 changes: 5 additions & 2 deletions synapse/storage/data_stores/main/schema/delta/57/delete_old_current_state_events.sql
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-- Add background update to go and delete current state events for rooms the
-- server is no longer in.
INSERT into background_updates (update_name, progress_json)
VALUES ('delete_old_current_state_events', '{}');
--
-- this relies on the 'membership' column of current_state_events, so make sure
-- that's populated first!
INSERT into background_updates (update_name, progress_json, depends_on)
VALUES ('delete_old_current_state_events', '{}', 'current_state_events_membership');