Tài liệu Adding Restrictions to DataTable and DataColumn Objects phần 3 ppt

... OrderID myDataColumn.ColumnName = OrderID myDataColumn.DataType = System.Int32 myDataColumn.AllowDBNull = False myDataColumn.AutoIncrement = False myDataColumn.AutoIncrementSeed = 0 myDataColumn.AutoIncrementStep ... ProductID myDataColumn.ColumnName = OrderID myDataColumn.DataType = System.Int32 myDataColumn.AllowDBNull = False myDataColumn.AutoIncrement = False myDataColumn.Aut...

Ngày tải lên: 24/12/2013, 01:17

... also add restrictions to a DataTable and its DataColumn objects. This allows you to model the same restrictions placed on the database tables and columns in your DataTable and DataColumn objects. ... call to Fill(). You can use one of following ways to add restrictions to DataTable and DataColumn objects: • Add the restrictions yourself by setting...

Ngày tải lên: 24/12/2013, 01:17

... constraints to the DataTable objects. Next, you'll see how to add restrictions to DataColumn objects. Adding Restrictions to DataColumn Objects In this section, you'll see how to add restrictions ... restrictions to the DataColumn objects stored in a DataTable. Specifically, you'll see how to set the AllowDBNull, AutoIncrement, AutoIncre...

Ngày tải lên: 24/12/2013, 01:17

... you to deliver applications to computers and users. For example, you can make applications A and B available to computers within a given domain and make applications C and D available to users ... interest, and select the Properties command from the context menu. Then go to the Group Policy tab, highlight the required GPO, and click the Edit button. 3. The Group Pol...

Ngày tải lên: 14/12/2013, 10:15

Ngày tải lên: 14/12/2013, 12:15

Ngày tải lên: 14/12/2013, 12:15

Ngày tải lên: 14/12/2013, 12:15

Ngày tải lên: 14/12/2013, 12:15

Ngày tải lên: 14/12/2013, 12:15

Ngày tải lên: 14/12/2013, 12:15