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SQL
Author: revindex Created: 7/5/2007 6:22 AM
SQL database query language

Easy Upgrade SQL Server 2000/2005 to SQL Server 2008
By revindex on 10/31/2008 8:26 AM
Easy way to upgrade SQL Server 2005 to SQL Server 2008.
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DateTime.MinValue underflow in SQL Server
By revindex on 10/22/2008 5:29 AM
You get an overflow exception when you save DateTime.MinValue into a SQL Server "datetime" column. (.NET, C#, VB.NET, SQL Server, PostgreSQL)
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Get Approximate Row Count Fast on SQL Server
By revindex on 9/26/2008 4:51 AM
Here's how to find the approximate row count for any indexed table quickly in SQL Server.
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Cycling SQL Server Logs
By revindex on 9/23/2008 2:55 PM
You can force SQL Server to flush the log to file and cycle the log numbers (SQL Server 2005, 2008)
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How to Backup SQL Server to a Network Shared Folder
By revindex on 7/17/2007 12:14 PM
If you try to backup your SQL Server database to a Windows shared folder on a network PC, you're in for a little bit of a surprise. The following command is a valid statement but SQL Server will throw you an ugly exception. There are a couple of solutions you can workaround the problem.
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New Snapshot Isolation Level in SQL Server 2005
By revindex on 7/14/2007 9:05 AM
Starting with SQL Server 2005, you can now use Snapshot Isolation to eliminate blocking READ operations and get rid of those pesky SQL locks. Snapshot Isolation is a better choice for OLTP operations where you expect a large number of reads and moderate writes. Your system will be able to scale much higher. Here's how to set your SQL Server database to use the new isolation level...
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How to Find and Delete Duplicate Entries in a Table
By revindex on 7/5/2007 6:24 AM
Someone asked me today how to find a duplicate entry in a table using SQL. One of his tables became corrupted after SQL Server accidentally dropped his Unique Index on a field. As a result, the same data got inserted multiple times and he needed a way to find out which and how to delete them...
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