sendou.ink/scripts/delete-skills-without-results.ts

import "dotenv/config";
import { db } from "~/db/sql";
import { logger } from "~/utils/logger";

async function main() {
	const skills = await db
		.selectFrom("Skill")
		.leftJoin("TournamentResult", (join) =>
			join
				.onRef("TournamentResult.tournamentId", "=", "Skill.tournamentId")
				.onRef("TournamentResult.userId", "=", "Skill.userId"),
		)
		.select(["Skill.id"])
		.where("Skill.tournamentId", "is not", null)
		.where("TournamentResult.tournamentId", "is", null)
		.execute();

	logger.info(`Found ${skills.length} skills without results`);

	await db
		.updateTable("Skill")
		.set({
			tournamentId: null,
		})
		.where(
			"id",
			"in",
			skills.map((skill) => skill.id),
		)
		.execute();

	logger.info("Deleted skills without results");
}

void main();