I\'m struggling with bridging the concepts of good database design with good object orientated design.
I\'m experiencing some weird behavior when trying to modify some DataTable objects. Upon the second call to the subrouti开发者_开发知识库ne, I get the following error whenI to copy the source DataTabl
What is the best method for saving thousands of rows and after doing something, updating them. Currently, I use a datatable, filling it, when done inserting by
I have a DataTable as a data source of a GridView.I\'m adding a combo box the the GridView . I\'d like to be able to add a column to the DataTable that would automatically updat开发者_如何学Pythone w
I have a datatable that i want to query. the query is very large and complicated and it works when i run it in the SQl Server Editor - so i have the query text.
I\'d like to add a DataTable to more than one DataSet without calling DataTable.Copy(). Simply copying the DataTable doubles the amount of data in memory and causes me to manage its changes. This prob
How have I to implement IEqualityComparer<DataRow> to remove duplicates rows from a DataTable with next structure:
I have two datatables.There are few identical columns in both of them.Now I need to compare each Identical column\'s cell in both the datatables and build a third datatable by merging th开发者_StackOv
I\'m working on an app that generates reports that are basically standard SQL operations (sum/average on data grouped by A/B where X=Y etc)
I have a descendant of DataTable that has the DebuggerDisplay attribute defined. The default visualizer for DataTable is removed when I add the DebuggerDisplay attribute. If I remove the DebuggerDispl