aggregateFunctionCount() — drizzle-orm Function Reference

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

Function typescript DrizzleORM SQLDialects calls 2 called by 1

Entity Profile

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

Dependency Diagram

graph TD
  f5622b31_25e4_85a1_df60_e370a231e6bc["aggregateFunctionCount()"]
  34f01008_7c45_3804_1fad_b8b59cd8a413["MyDurableObject"]
  f5622b31_25e4_85a1_df60_e370a231e6bc -->|defined in| 34f01008_7c45_3804_1fad_b8b59cd8a413
  7c7acbfe_6328_c8df_feba_552ee62a84d9["default.fetch()"]
  7c7acbfe_6328_c8df_feba_552ee62a84d9 -->|calls| f5622b31_25e4_85a1_df60_e370a231e6bc
  b19b108f_def7_3a32_99a3_c8be51ce2fbf["beforeEach()"]
  f5622b31_25e4_85a1_df60_e370a231e6bc -->|calls| b19b108f_def7_3a32_99a3_c8be51ce2fbf
  2add889f_e9b7_debc_b412_b13af00a97fb["setupAggregateFunctionsTest()"]
  f5622b31_25e4_85a1_df60_e370a231e6bc -->|calls| 2add889f_e9b7_debc_b412_b13af00a97fb
  style f5622b31_25e4_85a1_df60_e370a231e6bc fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

integration-tests/tests/sqlite/durable-objects/index.ts lines 3034–3051

	async aggregateFunctionCount(): Promise<void> {
		try {
			await this.beforeEach();
			const table = aggregateTable;
			await setupAggregateFunctionsTest(this.db);

			const result1 = await this.db.select({ value: count() }).from(table);
			const result2 = await this.db.select({ value: count(table.a) }).from(table);
			const result3 = await this.db.select({ value: countDistinct(table.name) }).from(table);

			expect(result1[0]?.value).eq(7);
			expect(result2[0]?.value).eq(5);
			expect(result3[0]?.value).eq(6);
		} catch (error: any) {
			console.error(error);
			throw new Error(`aggregateFunctionCount error`);
		}
	}