What is the difference between Normalization and De-normalization?

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What is explicit cursors?

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How many types of schemas are there?

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How to sort the query output with order by clauses in ms sql server?

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What does executeupdate return?

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what is the system function to get the current user's user id? : Sql server database administration

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What is an example of a foreign key?

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Tell me what is difference between clustered and non clustered index?

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How to loop through result set objects using mssql_fetch_array()?

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What are the steps to take to improve performance of a poor performing query? : sql server database administration

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* CREATE TABLE [dbo].[t_Colors]([ColorId] [int] NOT NULL,[ColorName] [varchar](50) COLLATE SQL_Latin1_General_CP1_CI_AS NULL, [ColorDesc] [varchar](50) COLLATE SQL_Latin1_General_CP1_CI_AS NULL,[ColorIndex] [int] NULL) ON [PRIMARY] GO * insert into [t_Colors] values(101,'Red','',1) insert into [t_Colors] values(101,'Red1','',2) insert into [t_Colors] values(102,'Blue','',1) insert into [t_Colors] values(102,'Blue1','',2) insert into [t_Colors] values(102,'Blue2','',3) * In this table i need to delete DELETE FROM t_Colors WHERE ColorIndex=1 AND ColorId=102 After delete above condition i need to update the ColorIndex set to 1 for Blue1[ColorName] and 2 for Blue2[ColorName] select * from [t_Colors] Note:- how can i get updates the ColorIndex values after delete. for example we need to update Blue1 ColorIndex set to 1 and Blue2 ColorIndex set to 2

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Explain “row_number()” in sql server with an example?

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