def get_column_listing(self, table):
        table = self._connection.get_table_prefix() + table

        results = self._connection.select(self._grammar.compile_column_exists(table))

        return self._connection.get_post_processor().process_column_listing(results)
Given a document (item), return a list of documents representing each
dataset/ETHPy150Open sdispater/orator/orator/schema/builder.py/SchemaBuilder.get_column_listing--crossover with--dataset/ETHPy150Open dimagi/commcare-hq/custom/abt/reports/expressions.py/AbtSupervisorExpressionSpec.__call__