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drizzle-orm

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Drizzle ORM package for SQL databases

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import { readMigrationFiles } from "../migrator.js"; import { sql } from "../sql/sql.js"; async function migrate(db, callback, config) { const migrations = readMigrationFiles(config); const migrationsTable = typeof config === "string" ? "__drizzle_migrations" : config.migrationsTable ?? "__drizzle_migrations"; const migrationTableCreate = sql` CREATE TABLE IF NOT EXISTS ${sql.identifier(migrationsTable)} ( id SERIAL PRIMARY KEY, hash text NOT NULL, created_at numeric ) `; await db.run(migrationTableCreate); const dbMigrations = await db.values( sql`SELECT id, hash, created_at FROM ${sql.identifier(migrationsTable)} ORDER BY created_at DESC LIMIT 1` ); const lastDbMigration = dbMigrations[0] ?? void 0; const queriesToRun = []; for (const migration of migrations) { if (!lastDbMigration || Number(lastDbMigration[2]) < migration.folderMillis) { queriesToRun.push( ...migration.sql, `INSERT INTO \`${migrationsTable}\` ("hash", "created_at") VALUES('${migration.hash}', '${migration.folderMillis}')` ); } } await callback(queriesToRun); } export { migrate }; //# sourceMappingURL=migrator.js.map