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Primary Keys and Distributed Environments
In architecting a new application or enhancing an existing one, important considerations need to be made when choosing how to implement primary keys/IDs. From my own personal research and experience;...
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ADO.NET and SQL Server 2008 User-Defined Table Types
I recently came across a situation where I needed to batch insert, update, and delete 1 to 100,000+ records to SQL Server at any given time. Traditionally I would generate an xml string and parse it...
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SQL Server Triggers and Multiple Rows
A common mistake that I’ve seen is the assumption that a DML trigger is fired once for each record modified. This is not true. A good SQL developer will use set-based DML statements to alter multiple...
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SQL Server Comma-Delimited List
I’ve come across a few solutions to creating comma-delimited lists in SQL Server. The two most common solutions include CURSORS/WHILE loops and COALESCE. CURSORS and WHILE loops are a performance...
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