111,097
社区成员




private void read()
{
using(pcsystemEntities db = new pcsystemEntities())
{
var pcinfo = db.pc_info.Where(x => x.pc_code == "123").ToList();
if (pcinfo.stauts ==1){
。。。。。
}
}
}
这样写,每次使用同一个数据库上下文,会读取缓存.
var pcinfo = db.pc_info.Where(x => x.pc_code == "123").AsNoTracking().ToList();