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Trends come and go, but your DB strategy shouldn’t be a flavor of the month.
Learn why you shouldn’t get distracted by new DB technology, how Facebook is using a RDBMS to do the data slicing and dicing they can’t in Hadoop, and more. NET and typed Data Sets are the preferred method for retrieving and updating relational tables, although Data Sets aren't limited to processing relational data.
The user can expand the Tree Node by clicking the plus-sign ( ) button, if one is displayed next to the Tree Node, or you can expand the Tree Node by calling the Tree Node property in the event handler when you are recursively updating the child nodes so that the user does not have to expand and check each one individually.
This book uses the term data component to refer to named design-time data objects that reside in the form design tray.
Add a Typed Data Set from an SQL Server Data Source ADO.
NET uses the term data source as a synonym for a typed Data Set with a predefined, persistent database connection. NET data source is similar to using VB6's Data Environment Designer to specify an OLE DB data provider from one or more tables.
Unlike the Data Environment Designer, multi-table Data Sets don't have the hierarchical structure that the OLE DB Shape provider creates for display in VB6's Hierarchical Flex Grid control.