Tag Archives: ADO.NET

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. … Continue reading

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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 … Continue reading

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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 … Continue reading

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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 … Continue reading

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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 … Continue reading

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The SQLCommandBuilder is way Better than its Reputation

There has always been a lot of criticism about the DBCommandbuilder (ex: Weaning Developers from the CommandBuilder). However, if you know its limitations, there are many scenarios where the DBCommandbuilder is quite useful, like: Managing lookup tables Single-table updates Prototyping … Continue reading

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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 … Continue reading

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