preparedStatementReuse() — drizzle-orm Function Reference

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

Function typescript DrizzleORM SQLDialects calls 1 called by 1

Entity Profile

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

Dependency Diagram

graph TD
  857620fc_c92d_bd1d_8102_98fcad65c887["preparedStatementReuse()"]
  34f01008_7c45_3804_1fad_b8b59cd8a413["MyDurableObject"]
  857620fc_c92d_bd1d_8102_98fcad65c887 -->|defined in| 34f01008_7c45_3804_1fad_b8b59cd8a413
  7c7acbfe_6328_c8df_feba_552ee62a84d9["default.fetch()"]
  7c7acbfe_6328_c8df_feba_552ee62a84d9 -->|calls| 857620fc_c92d_bd1d_8102_98fcad65c887
  b19b108f_def7_3a32_99a3_c8be51ce2fbf["beforeEach()"]
  857620fc_c92d_bd1d_8102_98fcad65c887 -->|calls| b19b108f_def7_3a32_99a3_c8be51ce2fbf
  style 857620fc_c92d_bd1d_8102_98fcad65c887 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

integration-tests/tests/sqlite/durable-objects/index.ts lines 1065–1101

	async preparedStatementReuse(): Promise<void> {
		try {
			await this.beforeEach();
			const stmt = this.db
				.insert(usersTable)
				.values({ name: sql.placeholder('name') })
				.prepare();

			for (let i = 0; i < 10; i++) {
				stmt.run({ name: `John ${i}` });
			}

			const result = this.db
				.select({
					id: usersTable.id,
					name: usersTable.name,
				})
				.from(usersTable)
				.all();

			expect(result).deep.equal([
				{ id: 1, name: 'John 0' },
				{ id: 2, name: 'John 1' },
				{ id: 3, name: 'John 2' },
				{ id: 4, name: 'John 3' },
				{ id: 5, name: 'John 4' },
				{ id: 6, name: 'John 5' },
				{ id: 7, name: 'John 6' },
				{ id: 8, name: 'John 7' },
				{ id: 9, name: 'John 8' },
				{ id: 10, name: 'John 9' },
			]);
		} catch (error: any) {
			console.error(error);
			throw new Error(`preparedStatementReuse error`);
		}
	}