There was a bug in SqlClient which could cause high CPU use. The scenario is a SqlClient application sends an attention to Sql Server but receives no acknowledgement from the server because the connection is broken. The bug lies in the logic of reading server’s response from the wire. We buffer the incoming data from the wire. …
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Today Bill Gates announced his transition plans: http://www.msnbc.msn.com/id/13348456/ Essentially in two years, Bill Gates will transition away from a daily role at Microsoft to focus on the charitable work of the Bill & Melinda Gates Foundation. However, he will continue to be the company’s chairman after the two-year transition period. Bill Gates always is my …
For certain size of data, SqlBulkCopy.WriteToServer() may throw a timeout exception, although it won’t happen when MARS is turned on. The problem is caused by a bug in the code for handling some boundary scenarios. The workaround is to apply this patch: http://support.microsoft.com/kb/913177/
Exception Type: System.Data.SqlClient.SqlException Number: 3988 Message: New transaction is not allowed because there are other threads running in the session If you have ever seen this type of exception when talking to RTM SQL Server 2005 (but never saw it with the Beta version of the server), it’s likely that you have an open data …
There’re a lot of resources online talking about ADO.NET: 1. Data Access and Storage Developer Center: official Data website at microsoft.com. 2. Data Access Blog: team’s blog site. You may find information interesting from different team members. 3. .NET Framework Data Access and Storage – MSDN Forums: it’s a place where lots of developers are …
It’s not easy for me to start out the first blog entry so I’ll make it succinct. My name is Bill Lin and I’m a developer on the ADO.NET team. As a dev, I’ve worked on the team for 8 months. I currently am working for SqlClient. Moving forward, topics I expect to talk about …