CREATE TABLE `favorites` ( `user_id` integer NOT NULL, `card_id` integer NOT NULL, `created_at` integer DEFAULT (cast((julianday('now') - 2440587.5)*86400000 as integer)) NOT NULL, PRIMARY KEY(`user_id`, `card_id`), FOREIGN KEY (`user_id`) REFERENCES `users`(`id`) ON UPDATE no action ON DELETE cascade, FOREIGN KEY (`card_id`) REFERENCES `cards`(`id`) ON UPDATE no action ON DELETE cascade ); --> statement-breakpoint CREATE INDEX `idx_favorite_user` ON `favorites` (`user_id`);--> statement-breakpoint CREATE INDEX `idx_favorite_card` ON `favorites` (`card_id`);