oracle.py 文件源码

def pre_exec(self, proxy, compiled, parameters, **kwargs):
        # this is just an assertion that all the primary key columns in an insert statement
        # have a value set up, or have a default generator ready to go
        if getattr(compiled, "isinsert", False):
            if isinstance(parameters, list):
                plist = parameters
            else:
                plist = [parameters]
            for param in plist:
                for primary_key in compiled.statement.table.primary_key:
                    if not param.has_key(primary_key.key) or param[primary_key.key] is None:
                        if primary_key.default is None:
                            raise "Column '%s.%s': Oracle primary key columns require a default value or a schema.Sequence to create ids" % (primary_key.table.name, primary_key.name)