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PgAlterTableAlterColumnDropGenerated Class — drizzle-orm Architecture

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

Class typescript DrizzleKit

Entity Profile

Dependency Diagram

graph TD
  a45bc26a_6fe9_b90d_004e_ecd5ba6f8843["PgAlterTableAlterColumnDropGenerated"]
  fe4174c7_3b9c_5b26_98a0_b2395ca21939["sqlgenerator.ts"]
  a45bc26a_6fe9_b90d_004e_ecd5ba6f8843 -->|defined in| fe4174c7_3b9c_5b26_98a0_b2395ca21939
  c4ebe53a_ba3a_d87f_7506_885c71f404e5["can()"]
  a45bc26a_6fe9_b90d_004e_ecd5ba6f8843 -->|method| c4ebe53a_ba3a_d87f_7506_885c71f404e5
  942c74b5_3295_50d9_9ac8_5fb99192178a["convert()"]
  a45bc26a_6fe9_b90d_004e_ecd5ba6f8843 -->|method| 942c74b5_3295_50d9_9ac8_5fb99192178a

Relationship Graph

Source Code

drizzle-kit/src/sqlgenerator.ts lines 1053–1071

class PgAlterTableAlterColumnDropGenerated extends Convertor {
	override can(statement: JsonStatement, dialect: Dialect): boolean {
		return (
			statement.type === 'alter_table_alter_column_drop_identity'
			&& dialect === 'postgresql'
		);
	}
	override convert(
		statement: JsonAlterColumnDropIdentityStatement,
	): string | string[] {
		const { tableName, columnName, schema } = statement;

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

		return `ALTER TABLE ${tableNameWithSchema} ALTER COLUMN "${columnName}" DROP IDENTITY;`;
	}
}

Domain

Defined In

Source

Frequently Asked Questions

What is the PgAlterTableAlterColumnDropGenerated class?
PgAlterTableAlterColumnDropGenerated is a class in the drizzle-orm codebase, defined in drizzle-kit/src/sqlgenerator.ts.
Where is PgAlterTableAlterColumnDropGenerated defined?
PgAlterTableAlterColumnDropGenerated is defined in drizzle-kit/src/sqlgenerator.ts at line 1053.

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