Ado.net Entity Framework (5) esql (ii)

ESQL function Statistic class

Avg Average	Mycontext context = new Mycontext (); String esql = "Select Value AVG" (it. Itemvalue) from mycontext.dbitemlist as it "; objectquery<int> query = context. Createquery<int> (ESQL); foreach (int n in query) { Console.WriteLine (n); } /* Print: 3 */
Bigcount Number (long)	Mycontext context = new Mycontext (); String esql = "Select Value Bigcount" (it. Itemvalue) from mycontext.dbitemlist as it "; objectquery<long> query = context. Createquery<long> (ESQL); foreach (long n in query) { Console.WriteLine (n); } /* Print: 15 */
Count Number (int)	Mycontext context = new Mycontext (); String esql = "Select Value Count" (it. Itemvalue) from mycontext.dbitemlist as it "; objectquery<int> query = context. Createquery<int> (ESQL); foreach (int n in query) { Console.WriteLine (n); } /* Print: 15 */
Max Maximum Value	Mycontext context = new Mycontext (); String esql = "Select Value Max" (it. Itemvalue) from mycontext.dbitemlist as it "; objectquery<int> query = context. Createquery<int> (ESQL); foreach (int n in query) { Console.WriteLine (n); } /* Print: 6 */
Min Minimum value	Mycontext context = new Mycontext (); String esql = "Select Value Min" (it. Itemvalue) from mycontext.dbitemlist as it "; objectquery<int> query = context. Createquery<int> (ESQL); foreach (int n in query) { Console.WriteLine (n); } /* Print: 1 */
Sum Total	Mycontext context = new Mycontext (); String esql = "Select Value Sum" (it. Itemvalue) from mycontext.dbitemlist as it "; objectquery<int> query = context. Createquery<int> (ESQL); foreach (int n in query) { Console.WriteLine (n); } /* Print: 54 */