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BEGIN;
/* Make changes to the base images table */
CREATE TEMPORARY TABLE images_backup (
id INTEGER NOT NULL,
name VARCHAR(255),
size INTEGER,
status VARCHAR(30) NOT NULL,
is_public BOOLEAN NOT NULL,
location TEXT,
created_at DATETIME NOT NULL,
updated_at DATETIME,
deleted_at DATETIME,
deleted BOOLEAN NOT NULL,
PRIMARY KEY (id)
);
INSERT INTO images_backup
SELECT id, name, size, status, is_public, location, created_at, updated_at, deleted_at, deleted
FROM images;
DROP TABLE images;
CREATE TABLE images (
id INTEGER NOT NULL,
name VARCHAR(255),
size INTEGER,
type VARCHAR(30),
status VARCHAR(30) NOT NULL,
is_public BOOLEAN NOT NULL,
location TEXT,
created_at DATETIME NOT NULL,
updated_at DATETIME,
deleted_at DATETIME,
deleted BOOLEAN NOT NULL,
PRIMARY KEY (id),
CHECK (is_public IN (0, 1)),
CHECK (deleted IN (0, 1))
);
CREATE INDEX ix_images_deleted ON images (deleted);
CREATE INDEX ix_images_is_public ON images (is_public);
INSERT INTO images (id, name, size, status, is_public, location, created_at, updated_at, deleted_at, deleted)
SELECT id, name, size, status, is_public, location, created_at, updated_at, deleted_at, deleted
FROM images_backup;
DROP TABLE images_backup;
/* Re-insert the type values from the temp table */
UPDATE images
SET type = (SELECT value FROM image_properties WHERE image_id = images.id AND key = 'type')
WHERE EXISTS (SELECT * FROM image_properties WHERE image_id = images.id AND key = 'type');
/* Remove the type properties from the image_properties table */
DELETE FROM image_properties
WHERE key = 'type';
COMMIT;
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