Schlagwort-Archive: SQL_Server

Managing BLOBs using SQL Server FileStream via EF and WCF streaming

Für mehr Informationen zu diesem Thema in Deutsch siehe meinen Artikel „Stream das BLOB“ im dotnetpro Magazin 6/2012. With FileStream SQL Server 2008+ stores BLOBs in the NTFS file system instead of its table store and offers fast streaming access. … Weiterlesen

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Using Transactional NTFS (TxF) with SQL Server in .NET

I just stumbled across the very new Transactional NTFS (TxF) .NET managed wrapper by Pietro Partescano and gave it a try. TxF offers transactional protection for NTFS operations: Atomic operations on single files. Makes writing files more robust. Transactions for … Weiterlesen

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.NET Database Access Options

Database access options in .NET: Plain ADO.NET and DataSets See The SQLCommandBuilder is way Better than its Reputation. Create a custom simple ADO.NET data access wrapper Provider independent using System.Data.Common Microsoft Enterprise Library, Data Access Application Block (DAAB) Can be used … Weiterlesen

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My Advice for .NET Application Architecture and Design

This post summarizes my general architecture and design guidelines for developing applications and points to some interesting NET technologies. Reading this post will not make anyone an architect, but working through it should give you a good foundation for understanding … Weiterlesen

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How to Configure MS SQL Server for Testing with Visual Studio

When setting up MS SQL Server for test projects with Visual Studio I generally  stumble across the following problems only: Use SQL Server Express or Developer Edition? Enabling remote access What are the default database instance names With Oracle I … Weiterlesen

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DB Concurrency Control with .NET – Details

[To put this post into perspective see DB Concurrency Control with .NET – Overview] The following patterns are commonly used in applications to control database concurrency: Optimistic Control in UI Scenarios in Service Scenarios Pessimistic Control SQL Locking Hints Check-out Locking … Weiterlesen

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Know your Database System!

[To put this post into perspective see DB Concurrency Control with .NET – Overview] Developing database centric applications you must(!) understand the fundamentals of your specific database management system – even when using an ORM: You must understand the DBMS architecture … Weiterlesen

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Beware of End-User Permissions in Databases

Beware of giving end users direct access to your databases, e.g. by using SQL Server integrated security in single-layer or Client/Server architectures. If end users have permissions on database tables they may bypass your application logic and read or update … Weiterlesen

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Stored Procedures Pros & Cons

Using a stored procedures (SP) data access layer is a totally viable approach (see [1]). While I do not devalue SP’s as the „assembly language of databases“, I personally dislike the language break and generally use stored procedure in special … Weiterlesen

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Use the .NET TransactionScope

The TransactionScope class provides an elegant way to enclose a set of operations against resource managers in a transaction. Resource managers are: Databases (SQL Server, Oracle, DB2, …) MSMQ Transactional NTFS file system TxF Transactional Registry Custom resource managers See … Weiterlesen

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