56 lines
2.3 KiB
MySQL
56 lines
2.3 KiB
MySQL
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-- +goose Up
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-- NOTE: This migration recreates two tables to fix schema inconsistencies.
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-- On large production databases, the data copy may take some time as tables are locked during the transaction.
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-- This is necessary because SQLite does not support altering table constraints directly.
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-- Consider applying this migration during a maintenance window if the tables are large.
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-- Fix library_artist table: Remove contradictory 'default null' from 'not null' column
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-- This is a cosmetic fix (NOT NULL takes precedence), but improves schema consistency
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CREATE TABLE library_artist_new
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(
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library_id integer NOT NULL DEFAULT 1
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REFERENCES library(id) ON DELETE CASCADE,
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artist_id varchar NOT NULL
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REFERENCES artist(id) ON DELETE CASCADE,
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stats text DEFAULT '{}',
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CONSTRAINT library_artist_ux UNIQUE (library_id, artist_id)
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);
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INSERT INTO library_artist_new (library_id, artist_id, stats)
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SELECT library_id, artist_id, stats FROM library_artist;
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DROP TABLE library_artist;
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ALTER TABLE library_artist_new RENAME TO library_artist;
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-- Fix scrobble_buffer table: Remove duplicate user_id from unique constraint
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-- Original constraint had: UNIQUE (user_id, service, media_file_id, play_time, user_id)
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-- Fixed constraint is: UNIQUE (user_id, service, media_file_id, play_time)
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CREATE TABLE scrobble_buffer_new
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(
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user_id varchar NOT NULL
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CONSTRAINT scrobble_buffer_user_id_fk
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REFERENCES user ON UPDATE CASCADE ON DELETE CASCADE,
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service varchar NOT NULL,
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media_file_id varchar NOT NULL
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CONSTRAINT scrobble_buffer_media_file_id_fk
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REFERENCES media_file ON UPDATE CASCADE ON DELETE CASCADE,
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play_time datetime NOT NULL,
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enqueue_time datetime NOT NULL DEFAULT CURRENT_TIMESTAMP,
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id varchar NOT NULL DEFAULT '',
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CONSTRAINT scrobble_buffer_pk UNIQUE (user_id, service, media_file_id, play_time)
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);
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INSERT INTO scrobble_buffer_new (user_id, service, media_file_id, play_time, enqueue_time, id)
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SELECT user_id, service, media_file_id, play_time, enqueue_time, id FROM scrobble_buffer;
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DROP TABLE scrobble_buffer;
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ALTER TABLE scrobble_buffer_new RENAME TO scrobble_buffer;
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CREATE UNIQUE INDEX scrobble_buffer_id_ix ON scrobble_buffer (id);
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-- +goose Down
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-- Down migration is intentionally a no-op: Navidrome does not run down migrations.
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