migrate() — drizzle-orm Function Reference

Architecture documentation for the migrate() function in session.ts from the drizzle-orm codebase.

Function typescript DrizzleORM RelationalQuery

Entity Profile

DrizzleORM→ RelationalQuery→ migrate() — drizzle-orm Function Reference

Dependency Diagram

graph TD
  a8a5527a_db1e_516f_b02f_44fc2fb3bb60["migrate()"]
  916e21cc_0bbc_927f_ecfb_2147725c35d9["LibSQLSession"]
  a8a5527a_db1e_516f_b02f_44fc2fb3bb60 -->|defined in| 916e21cc_0bbc_927f_ecfb_2147725c35d9
  style a8a5527a_db1e_516f_b02f_44fc2fb3bb60 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

drizzle-orm/src/libsql/session.ts lines 92–105

	async migrate<T extends BatchItem<'sqlite'>[] | readonly BatchItem<'sqlite'>[]>(queries: T) {
		const preparedQueries: PreparedQuery[] = [];
		const builtQueries: InStatement[] = [];

		for (const query of queries) {
			const preparedQuery = query._prepare();
			const builtQuery = preparedQuery.getQuery();
			preparedQueries.push(preparedQuery);
			builtQueries.push({ sql: builtQuery.sql, args: builtQuery.params as InArgs });
		}

		const batchResults = await this.client.migrate(builtQueries);
		return batchResults.map((result, i) => preparedQueries[i]!.mapResult(result, true));
	}