The second phase, javaWEB technology: MVC ---- EF batch

Tags: Insert arm ges class data span the try MOD MVC

#region batch
///
/// delete a two by a change
///
public void the Save () {
// add a reference
the Parameter new new parm = the Parameter ()
{
ParaName = "a parameter",
ParaNo = "0004",
ParaValue = "100"
};
// Added
dbNe.Parameter.Add (parm);

//新增参二
Parameter p2 = new Parameter(){
    ParaName ="参二",
    ParaNo = "0005",
    ParaValue = "100"
};

DbEntityEntry<Parameter> entry = dbNe.Entry<Parameter>(P2);
entry.State = System.Data.EntityState.Added;

//修改数据
Parameter PEdit = new Parameter(){
    ParaNo ="00003",
    ParaName = "参数三"
};
DbEntityEntry<Parameter> entryEdit = dbNe.Entry<Parameter>(PEdit);
entryEdit.State =System.Data.EntityState.Unchanged;
entryEdit.Property("ParaName").IsModified = true;

//删除操作
Parameter parm = new Parameter(){
    ParaNo = "00008"
};

dbNe.Parameter.Attach(parm);
//Deleted
dbNe.Parameter.Remove(parm);

//保存
dbNe.SaveChanges();

}

#endregion
// 50 once inserted into the data
public void AddTen () {

for(int i=1;i<=50;i++){
    Parameter p = new Parameter(){
        ParaNo = "0100"+i,
        ParaName = "参数"+i,
        ParaValue = "100"+i
    }
    dbNe.Parameter.Add(p);
}
dbNe.SaveChanges();

}

MVC ---- EF batch

Tags: Insert arm ges class data mvc mod try span

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