constructor() — drizzle-orm Function Reference

Architecture documentation for the constructor() function in count.ts from the drizzle-orm codebase.

Function typescript DrizzleORM QueryBuilders calls 2

Entity Profile

DrizzleORM→ QueryBuilders→ constructor() — drizzle-orm Function Reference

Dependency Diagram

graph TD
  ecf48022_cd3e_19f1_4ee4_dda956fe842f["constructor()"]
  ac948e16_8fee_2312_8b12_6929b5a7ee06["PgCountBuilder"]
  ecf48022_cd3e_19f1_4ee4_dda956fe842f -->|defined in| ac948e16_8fee_2312_8b12_6929b5a7ee06
  e1198933_a35b_66d4_61ab_2b646fe38bd1["buildEmbeddedCount()"]
  ecf48022_cd3e_19f1_4ee4_dda956fe842f -->|calls| e1198933_a35b_66d4_61ab_2b646fe38bd1
  2568b929_2fae_ea77_776e_7ab13ad1fa55["buildCount()"]
  ecf48022_cd3e_19f1_4ee4_dda956fe842f -->|calls| 2568b929_2fae_ea77_776e_7ab13ad1fa55
  style ecf48022_cd3e_19f1_4ee4_dda956fe842f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

drizzle-orm/src/pg-core/query-builders/count.ts lines 32–49

	constructor(
		readonly params: {
			source: PgTable | SQL | SQLWrapper;
			filters?: SQL<unknown>;
			session: TSession;
		},
	) {
		super(PgCountBuilder.buildEmbeddedCount(params.source, params.filters).queryChunks);

		this.mapWith(Number);

		this.session = params.session;

		this.sql = PgCountBuilder.buildCount(
			params.source,
			params.filters,
		);
	}