kemono2/db/migrations/20210120_01_PZzeb-apply-primary-key-constraint-to-lookup-table.py
2024-07-04 22:08:17 +02:00

42 lines
1.1 KiB
Python

"""
Apply primary key constraint to lookup table
"""
from yoyo import step
__depends__ = {"20210118_02_JxKbt-add-indexes-to-posts-table"}
steps = [
step(
"ALTER TABLE lookup RENAME TO old_lookup",
"ALTER TABLE old_lookup RENAME TO lookup",
),
step(
"""
CREATE TABLE lookup (
"id" varchar(255) NOT NULL,
"name" varchar(255) NOT NULL,
"service" varchar(20) NOT NULL,
"indexed" timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (id, service)
);
""",
"DROP TABLE lookup",
),
step(
"INSERT INTO lookup SELECT * FROM old_lookup ON CONFLICT DO NOTHING",
"INSERT INTO old_lookup SELECT * FROM lookup",
),
step(
"DROP TABLE old_lookup",
"""
CREATE TABLE old_lookup (
"id" varchar(255) NOT NULL,
"name" varchar(255) NOT NULL,
"service" varchar(20) NOT NULL,
"indexed" timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
);
""",
),
]