def having(self, column, operator=None, value=None, boolean='and'):
        type = 'basic'

        self.havings.append({
            'type': type,
            'column': column,
            'operator': operator,
            'value': value,
            'boolean': boolean
        })

        if not isinstance(value, QueryExpression):
            self.add_binding(value, 'having')

        return self
Add a "having" clause to the query
dataset/ETHPy150Open sdispater/orator/orator/query/builder.py/QueryBuilder.having