What’s basic use of “DataView” ? Dot Net Interview Questions

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“DataView” represent’s a complete table or can be small section of row’s depending on some criteria.It’s best used for sorting and finding data with in “datatable”.

Dataview has the following method’s :-

Find
Take’s a array of value’s and return’s the index of the row.

FindRow

This also takes array of values but returns a collection of “DataRow”. If we want to manipulate data of “DataTable” object create “DataView” (Using the “DefaultView” we can create “DataView” object) of the “DataTable” object. and use the following functionalities :-

AddNew
Add’s a new row to the “DataView” object.

Delete
Deletes the specified row from “DataView” object.