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PgAlterTableDeleteCompositePrimaryKeyConvertor Class — drizzle-orm Architecture

Architecture documentation for the PgAlterTableDeleteCompositePrimaryKeyConvertor class in sqlgenerator.ts from the drizzle-orm codebase.

Class typescript DrizzleKit

Entity Profile

Dependency Diagram

graph TD
  a2e5babd_deca_a2c9_de4a_f5c8e7867a43["PgAlterTableDeleteCompositePrimaryKeyConvertor"]
  fe4174c7_3b9c_5b26_98a0_b2395ca21939["sqlgenerator.ts"]
  a2e5babd_deca_a2c9_de4a_f5c8e7867a43 -->|defined in| fe4174c7_3b9c_5b26_98a0_b2395ca21939
  891b71f1_9df2_6e6f_36c4_20c1f8226491["can()"]
  a2e5babd_deca_a2c9_de4a_f5c8e7867a43 -->|method| 891b71f1_9df2_6e6f_36c4_20c1f8226491
  0446b8be_c3dd_9682_0615_f6f6724a3e2e["convert()"]
  a2e5babd_deca_a2c9_de4a_f5c8e7867a43 -->|method| 0446b8be_c3dd_9682_0615_f6f6724a3e2e

Relationship Graph

Source Code

drizzle-kit/src/sqlgenerator.ts lines 3090–3104

class PgAlterTableDeleteCompositePrimaryKeyConvertor extends Convertor {
	can(statement: JsonStatement, dialect: Dialect): boolean {
		return statement.type === 'delete_composite_pk' && dialect === 'postgresql';
	}

	convert(statement: JsonDeleteCompositePK) {
		const { name, columns } = PgSquasher.unsquashPK(statement.data);

		const tableNameWithSchema = statement.schema
			? `"${statement.schema}"."${statement.tableName}"`
			: `"${statement.tableName}"`;

		return `ALTER TABLE ${tableNameWithSchema} DROP CONSTRAINT "${statement.constraintName}";`;
	}
}

Domain

Defined In

Source

Frequently Asked Questions

What is the PgAlterTableDeleteCompositePrimaryKeyConvertor class?
PgAlterTableDeleteCompositePrimaryKeyConvertor is a class in the drizzle-orm codebase, defined in drizzle-kit/src/sqlgenerator.ts.
Where is PgAlterTableDeleteCompositePrimaryKeyConvertor defined?
PgAlterTableDeleteCompositePrimaryKeyConvertor is defined in drizzle-kit/src/sqlgenerator.ts at line 3090.

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