can() — drizzle-orm Function Reference

Architecture documentation for the can() function in sqlgenerator.ts from the drizzle-orm codebase.

Function typescript DrizzleKit SnapshotSerializer

Entity Profile

DrizzleKit→ SnapshotSerializer→ can() — drizzle-orm Function Reference

Dependency Diagram

graph TD
  b11c9f62_be27_abd7_2576_2531d3ac44ad["can()"]
  45637ff7_2ed2_cc33_979a_415ff4524617["SingleStoreModifyColumn"]
  b11c9f62_be27_abd7_2576_2531d3ac44ad -->|defined in| 45637ff7_2ed2_cc33_979a_415ff4524617
  style b11c9f62_be27_abd7_2576_2531d3ac44ad fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

drizzle-kit/src/sqlgenerator.ts lines 2833–2848

	can(statement: JsonStatement, dialect: Dialect): boolean {
		return (
			(statement.type === 'alter_table_alter_column_set_type'
				|| statement.type === 'alter_table_alter_column_set_notnull'
				|| statement.type === 'alter_table_alter_column_drop_notnull'
				|| statement.type === 'alter_table_alter_column_drop_on_update'
				|| statement.type === 'alter_table_alter_column_set_on_update'
				|| statement.type === 'alter_table_alter_column_set_autoincrement'
				|| statement.type === 'alter_table_alter_column_drop_autoincrement'
				|| statement.type === 'alter_table_alter_column_set_default'
				|| statement.type === 'alter_table_alter_column_drop_default'
				|| statement.type === 'alter_table_alter_column_set_generated'
				|| statement.type === 'alter_table_alter_column_drop_generated')
			&& dialect === 'singlestore'
		);
	}