/**
* Returns an array of EOSQLExpressions for creating this column.
*
* @return an array of EOSQLExpressions for creating this column
*/
@SuppressWarnings("unchecked")
public NSArray<EOSQLExpression> _createExpressions() {
EOSchemaSynchronization schemaSynchronization = _table.database().synchronizationFactory();
NSArray<EOSQLExpression> expressions =
schemaSynchronization.statementsToInsertColumnForAttribute(
_newAttribute(), (NSDictionary<String, String>) NSDictionary.EmptyDictionary);
ERXMigrationDatabase._ensureNotEmpty(expressions, "add column", true);
return expressions;
}
