Append an operation representing a single-table verb to the tbl_kusto object's ops list
add_op_single(name, .data, dots = list(), args = list())
name
: The name of the operation, e.g. 'select', 'filter'.data
: The tbl_kusto object to append the operation todots
: The expressions passed as arguments to the operation verbargs
: Other non-expression arguments passed to the operation verb