package migrate import ( "context" "golang-fave/engine/sqlw" ) func Migrate_000000010(ctx context.Context, db *sqlw.DB, host string) error { // Changes if _, err := db.Exec(ctx, `ALTER TABLE shop_products ADD COLUMN parent_id INT(11) DEFAULT NULL AFTER id;`); err != nil { return err } // Indexes if _, err := db.Exec(ctx, `ALTER TABLE shop_products ADD KEY FK_shop_products_parent_id (parent_id);`); err != nil { return err } // References if _, err := db.Exec( ctx, `ALTER TABLE shop_products ADD CONSTRAINT FK_shop_products_parent_id FOREIGN KEY (parent_id) REFERENCES shop_products (id) ON DELETE RESTRICT; `); err != nil { return err } return nil }