ADO.NET Examples and Best Practices for C# Programmers by William R. Vaughn

By William R. Vaughn

Written in particular for COM-based ADO builders retooling for ADO.NET utilizing the C# language, this ebook brings clean insights and pointers on the ADO.NET expertise. Veteran authors William Vaughn and Peter Blackburn have packed this formative advisor with useful recommendation on tips on how to write code that's either quicker working and more straightforward to appreciate.

The onset of the recent .NET expertise is forcing builders to totally reconsider their info entry recommendations. This booklet enables you to do that via operating examples and diverse discussions of what works and what doesnt. Derived from years of expertise operating with info entry builders, ADO.NET Examples and top Practices for C# Programmers includes a suite of suggestions confirmed to vastly decrease overhead, difficulties, and confusionfor the devleoper, the procedure, and the full staff. whereas a few are very simple to enforce, others require huge forethought to let. it is a builders bookfull of tricks, suggestions and notes handed on from these whove spent major time within the .NET and C# trenches.

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This low-level data stream permits data providers to return resultsets to the client as quickly as the LAN can carry them. While fast, the default firehose ADOc Recordset does not support record count, cursors, scrolling, updatability, caching, filters, sorting, or any costly overhead mechanism that could slow down the process of getting data back to the client. ADO,NET also supports this firehose functionality, but in a different way. After you establish a connection, you can stream data back to your application using the ADO.

DescriptionAttribute Permits defmition of code-specified properties for properties, events, or extenders. DataTable and DataTableCollection (Tables) Represents in-memory rows and columns of data returned from a data source or generated in code. DataView, DataViewManager, DataViewSetting, DataViewSettingCollection (DataViewSettings) Permits viewing one or more subsets of a DataTable. Similar to ADOc Recordsets after the Filter property is applied. Several DataView objects can be created against the same DataTable.

The ForeignKeyConstraint determines what action is taken when a PK value is changed or deleted. I touch on these details again in Chapter 8. NET IDE do not provide any mechanisms to construct these PK/FK relationships for you, despite supporting functionality to graphically define these relationships. NET Data Provider. NET Data Provider. NET Data Provider, which contains objects to connect to the data source (SqIConnection), query the data (SqIDataAdapter), and retrieve a data stream (DataReader).

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