AlwaysOn: High-Availability and reads Scale-Out
Along with SQLPASS Summit 2010 announcements on SQL Server “Denali” features the MSDN site has published preliminary content on some of these features. Going over the “HADR” Overview (SQL Server)...
View ArticleTRY CATCH THROW: Error handling changes in T-SQL
When SQL Server 2005 introduced BEGIN TRY and BEGIN CATCH syntax, it was a huge improvement over the previous error handling based on @@ERROR check after each statement. Finally, T-SQL joined the rank...
View ArticleOnline non-NULL with values column add in SQL Server 11
Prior to SQL Server 11 when you add a new non-NULLable column with default values to an existing table a size-of data operation occurs: every row in the table is updated to add the default value of the...
View ArticleOnline Index Operations for indexes containing LOB columns
SQL Server supports online index and table rebuild operations which allow for maintenance operations to occur w/o significant downtime. While a table is being rebuild, or a new index is being built on...
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