您可能正在寻找吗?:
insert into myDestTable (userid, name, value, othercolumns)select us.userid, us.name,'myvaluefrompre', othercolumnsfrom users us where us.name = 'mynamefrompre'

您可能正在寻找吗?:
insert into myDestTable (userid, name, value, othercolumns)select us.userid, us.name,'myvaluefrompre', othercolumnsfrom users us where us.name = 'mynamefrompre'