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Make "fix primary key constraints migration" idempotent #1390

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Merged
merged 1 commit into from
Apr 8, 2021
Merged

Make "fix primary key constraints migration" idempotent #1390

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14 changes: 7 additions & 7 deletions discovery-provider/alembic/versions/bff7853e0983_fix_primary_key_constraints.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,31 +22,31 @@ def upgrade():
connection.execute('''
begin;
ALTER TABLE users DROP CONSTRAINT users_pkey;
ALTER TABLE users ADD COLUMN txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE users ADD COLUMN IF NOT EXISTS txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE users ADD CONSTRAINT users_pkey PRIMARY KEY (is_current, user_id, blockhash, txhash);

ALTER TABLE ursm_content_nodes DROP CONSTRAINT ursm_content_nodes_pkey;
ALTER TABLE ursm_content_nodes ADD COLUMN txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE ursm_content_nodes ADD COLUMN IF NOT EXISTS txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE ursm_content_nodes ADD CONSTRAINT ursm_content_nodes_pkey PRIMARY KEY (is_current, cnode_sp_id, blockhash, txhash);

ALTER TABLE tracks DROP CONSTRAINT tracks_pkey;
ALTER TABLE tracks ADD COLUMN txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE tracks ADD COLUMN IF NOT EXISTS txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE tracks ADD CONSTRAINT tracks_pkey PRIMARY KEY (is_current, track_id, blockhash, txhash);

ALTER TABLE playlists DROP CONSTRAINT playlists_pkey;
ALTER TABLE playlists ADD COLUMN txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE playlists ADD COLUMN IF NOT EXISTS txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE playlists ADD CONSTRAINT playlists_pkey PRIMARY KEY (is_current, playlist_id, playlist_owner_id, blockhash, txhash);

ALTER TABLE reposts DROP CONSTRAINT reposts_pkey;
ALTER TABLE reposts ADD COLUMN txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE reposts ADD COLUMN IF NOT EXISTS txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE reposts ADD CONSTRAINT reposts_pkey PRIMARY KEY (is_current, user_id, repost_item_id, repost_type, blockhash, txhash);

ALTER TABLE saves DROP CONSTRAINT saves_pkey;
ALTER TABLE saves ADD COLUMN txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE saves ADD COLUMN IF NOT EXISTS txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE saves ADD CONSTRAINT saves_pkey PRIMARY KEY (is_current, user_id, save_item_id, save_type, blockhash, txhash);

ALTER TABLE follows DROP CONSTRAINT follows_pkey;
ALTER TABLE follows ADD COLUMN txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE follows ADD COLUMN IF NOT EXISTS txhash VARCHAR DEFAULT('') NOT NULL;
ALTER TABLE follows ADD CONSTRAINT follows_pkey PRIMARY KEY (is_current, follower_user_id, followee_user_id, blockhash, txhash);
commit;
''')
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