Last week Damir Sudarevic in this community helped with this query to generate a seq number. I have one issue with couple of issues with this one. For some reason records are not displayed by OrderDe
Let\'s say I have a CarModel(models.Model) that uses price = models.DecimalField(): import CarModel car = CarModel(name=\'Corvette\', price=\'Hello World\')
用过oracle或mysql的人都知道在sqlplus或mysql中，做一个dml语句，如果发现做错了，还可以rollback;掉，但在PostgreSQL的psql中，如果执行一个dml，没有先运行begin;的话，一执行完就马上提交了，不能回滚，这样容易
加载中,请稍侯......