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TrySELECT [C].[ID] AS [ContentID], [C].[Name], [C].[URL] AS [URL] FROM [dbo].[Content] AS C WHERE C.ID = COALESCE(@Var1, @Var2)This is assuming that you're passing two parameters but use the same field...
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UNION ALL might perform badly to compare with its original queryBest Regards, Uri Dimant SQL Server MVP http://dimantdatabasesolutions.blogspot.com/ http://sqlblog.com/blogs/uri_dimant/
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First createcreate index for id column with include ContentID,Name,URLNext:SELECT [C].[ID] AS [ContentID], [C].[Name], [C].[URL] AS [URL] FROM [dbo].[Content] AS C where [C].[ID] =...
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It should perform well if you have proper defined indexesBest Regards, Uri Dimant SQL Server MVP http://dimantdatabasesolutions.blogspot.com/ http://sqlblog.com/blogs/uri_dimant/
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Not sure if you have index for your content table or not and what is the index definition. if you don't have index, then try:Create nonclustered index idx_Content_id on dbo.content (id) include (name,...
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We don't know about your tables (example which table contains huge values)Please refer the URL and optimize your...
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Hi,Please help in optimizing this query.SELECT [C].[ID] AS [ContentID], [C].[Name], [C].[URL] AS [URL] FROM [dbo].[Content] AS C WHERE ((@VAR1 IS NOT NULL) AND ([C].[ID] = (@VAR1))) OR ((@VAR2 IS NOT...
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