private static void clearOrderBy(SQLSelectQuery query) {
if (query instanceof SQLSelectQueryBlock) {
SQLSelectQueryBlock queryBlock = (SQLSelectQueryBlock) query;
if (queryBlock instanceof MySqlSelectQueryBlock) {
MySqlSelectQueryBlock mysqlQueryBlock = (MySqlSelectQueryBlock) queryBlock;
if (mysqlQueryBlock.getOrderBy() != null) {
mysqlQueryBlock.setOrderBy(null);
}
} else if (queryBlock instanceof PGSelectQueryBlock) {
PGSelectQueryBlock pgQueryBlock = (PGSelectQueryBlock) queryBlock;
if (pgQueryBlock.getOrderBy() != null) {
pgQueryBlock.setOrderBy(null);