_prepare() — drizzle-orm Function Reference

Architecture documentation for the _prepare() function in update.ts from the drizzle-orm codebase.

Function typescript DrizzleORM QueryBuilders calls 2 called by 2

Entity Profile

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

Dependency Diagram

graph TD
  e5a5b03c_5c66_4927_31d0_4cd2a33f2d3b["_prepare()"]
  b3550288_69f4_670f_8c2e_e82d7003a700["PgUpdateBase"]
  e5a5b03c_5c66_4927_31d0_4cd2a33f2d3b -->|defined in| b3550288_69f4_670f_8c2e_e82d7003a700
  f5b5654b_74de_3eb2_aff2_55d831b2c94f["_prepare()"]
  f5b5654b_74de_3eb2_aff2_55d831b2c94f -->|calls| e5a5b03c_5c66_4927_31d0_4cd2a33f2d3b
  d451598d_c4bb_f4d4_3b5f_d5651d78f0f8["prepare()"]
  d451598d_c4bb_f4d4_3b5f_d5651d78f0f8 -->|calls| e5a5b03c_5c66_4927_31d0_4cd2a33f2d3b
  62c04c23_7271_5ffe_3388_c23b82e84843["getSQL()"]
  e5a5b03c_5c66_4927_31d0_4cd2a33f2d3b -->|calls| 62c04c23_7271_5ffe_3388_c23b82e84843
  0233f895_0081_faa0_ff5a_5f45a56e9cc3["extractUsedTable()"]
  e5a5b03c_5c66_4927_31d0_4cd2a33f2d3b -->|calls| 0233f895_0081_faa0_ff5a_5f45a56e9cc3
  style e5a5b03c_5c66_4927_31d0_4cd2a33f2d3b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

drizzle-orm/src/pg-core/query-builders/update.ts lines 580–589

	_prepare(name?: string): PgUpdatePrepare<this> {
		const query = this.session.prepareQuery<
			PreparedQueryConfig & { execute: TReturning[] }
		>(this.dialect.sqlToQuery(this.getSQL()), this.config.returning, name, true, undefined, {
			type: 'insert',
			tables: extractUsedTable(this.config.table),
		}, this.cacheConfig);
		query.joinsNotNullableMap = this.joinsNotNullableMap;
		return query;
	}