properties.py 文件源码

def visit_compound(self, compound):
        for i in range(0, len(compound.clauses)):
            if isinstance(compound.clauses[i], schema.Column) and self.tables.has_key(compound.clauses[i].table):
                compound.clauses[i] = self.get_alias(compound.clauses[i].table)._get_col_by_original(compound.clauses[i])
                self.match = True