presto-main/src/main/java/io/prestosql/operator/TableDeleteOperator.java/TableDeleteOperator/TableDeleteOperator
class TableDeleteOperator:    public TableDeleteOperator(OperatorContext operatorContext, Metadata metadata, Session session, TableHandle tableHandle)
    {
        this.operatorContext = requireNonNull(operatorContext, "operatorContext is null");
        this.metadata = requireNonNull(metadata, "metadata is null");
        this.session = requireNonNull(session, "session is null");
        this.tableHandle = requireNonNull(tableHandle, "tableHandle is null");
    }