Python sqlalchemy是否在应用过滤器后更改查询对象?
假设我有一个查询对象Python sqlalchemy是否在应用过滤器后更改查询对象?,python,sqlalchemy,Python,Sqlalchemy,假设我有一个查询对象 query = session.query(SomeModel) \ .filter(SomeModel.foo == 'bar') \ .filter(SomeModel.active == True) 您能否在执行查询之前修改对象列表,并维护所有相同的筛选器 i、 e 因此,生成的查询对象是: session.query(SomeModel.id, SomeModel.name) \ .filter(SomeModel.foo == 'bar'
query = session.query(SomeModel) \
.filter(SomeModel.foo == 'bar') \
.filter(SomeModel.active == True)
您能否在执行查询之前修改对象列表,并维护所有相同的筛选器
i、 e
因此,生成的查询对象是:
session.query(SomeModel.id, SomeModel.name) \
.filter(SomeModel.foo == 'bar') \
.filter(SomeModel.active == True)
哇,已经找到答案了。如果有人搜索此项,将保持此项打开:
query = query.with_entities(SomeModel.id, SomeModel.name)
query = query.with_entities(SomeModel.id, SomeModel.name)