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PgAlterTableDeleteCheckConstraintConvertor Class — drizzle-orm Architecture

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

Class typescript DrizzleKit

Entity Profile

Dependency Diagram

graph TD
  268497d9_fcbe_4631_f402_e99875340359["PgAlterTableDeleteCheckConstraintConvertor"]
  fe4174c7_3b9c_5b26_98a0_b2395ca21939["sqlgenerator.ts"]
  268497d9_fcbe_4631_f402_e99875340359 -->|defined in| fe4174c7_3b9c_5b26_98a0_b2395ca21939
  08a2d1d2_9e81_69d1_4408_53b03017c542["can()"]
  268497d9_fcbe_4631_f402_e99875340359 -->|method| 08a2d1d2_9e81_69d1_4408_53b03017c542
  8f4e591b_2235_9f13_35aa_df995385e83a["convert()"]
  268497d9_fcbe_4631_f402_e99875340359 -->|method| 8f4e591b_2235_9f13_35aa_df995385e83a

Relationship Graph

Source Code

drizzle-kit/src/sqlgenerator.ts lines 1197–1210

class PgAlterTableDeleteCheckConstraintConvertor extends Convertor {
	can(statement: JsonDeleteCheckConstraint, dialect: Dialect): boolean {
		return (
			statement.type === 'delete_check_constraint' && dialect === 'postgresql'
		);
	}
	convert(statement: JsonDeleteCheckConstraint): string {
		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 PgAlterTableDeleteCheckConstraintConvertor class?
PgAlterTableDeleteCheckConstraintConvertor is a class in the drizzle-orm codebase, defined in drizzle-kit/src/sqlgenerator.ts.
Where is PgAlterTableDeleteCheckConstraintConvertor defined?
PgAlterTableDeleteCheckConstraintConvertor is defined in drizzle-kit/src/sqlgenerator.ts at line 1197.

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