selectWithExists() — drizzle-orm Function Reference

Architecture documentation for the selectWithExists() function in index.ts from the drizzle-orm codebase.

Function typescript DrizzleORM SQLDialects calls 1 called by 1

Entity Profile

DrizzleORM→ SQLDialects→ selectWithExists() — drizzle-orm Function Reference

Dependency Diagram

graph TD
  5f7d5b38_a4f8_32f4_2e77_cf36bc4b84d2["selectWithExists()"]
  34f01008_7c45_3804_1fad_b8b59cd8a413["MyDurableObject"]
  5f7d5b38_a4f8_32f4_2e77_cf36bc4b84d2 -->|defined in| 34f01008_7c45_3804_1fad_b8b59cd8a413
  7c7acbfe_6328_c8df_feba_552ee62a84d9["default.fetch()"]
  7c7acbfe_6328_c8df_feba_552ee62a84d9 -->|calls| 5f7d5b38_a4f8_32f4_2e77_cf36bc4b84d2
  b19b108f_def7_3a32_99a3_c8be51ce2fbf["beforeEach()"]
  5f7d5b38_a4f8_32f4_2e77_cf36bc4b84d2 -->|calls| b19b108f_def7_3a32_99a3_c8be51ce2fbf
  style 5f7d5b38_a4f8_32f4_2e77_cf36bc4b84d2 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

integration-tests/tests/sqlite/durable-objects/index.ts lines 1253–1280

	async selectWithExists(): Promise<void> {
		try {
			await this.beforeEach();
			this.db
				.insert(usersTable)
				.values([{ name: 'John' }, { name: 'Jane' }, { name: 'Jane' }])
				.run();

			const user = alias(usersTable, 'user');
			const result = this.db
				.select({ name: usersTable.name })
				.from(usersTable)
				.where(
					exists(
						this.db
							.select({ one: sql`1` })
							.from(user)
							.where(and(eq(usersTable.name, 'John'), eq(user.id, usersTable.id))),
					),
				)
				.all();

			expect(result).deep.equal([{ name: 'John' }]);
		} catch (error: any) {
			console.error(error);
			throw new Error(`selectWithExists error`);
		}
	}