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groupid &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;measure1 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;measure3 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;measure4<br />
2 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; 89 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;78 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;77<br />
4 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; &nbsp; &nbsp;87 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 77 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 77<br />
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want to select from tbl1 and return only 1 row <br />
select * from tbl1 where groupid in (select groupid = case when groupid = 4 then 4 else 2 end from tbl1) &nbsp;- this is still returning 2 rows, I just want 1. I want the 1 with 4 and if 4 isn't there I'll take 2
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groupid	measure1	measure3	measure4
2	        89	               78	               77
4	       87	              77	              77


want to select from tbl1 and return only 1 row 
select * from tbl1 where groupid in (select groupid = case when groupid = 4 then 4 else 2 end from tbl1)  - this is still returning 2 rows, I just want 1. I want the 1 with 4 and if 4 isn't there I'll take 2

sql conditional statement

Microsoft SQL Server is a suite of relational database management system (RDBMS) products providing multi-user database access functionality.SQL Server is available in multiple versions, typically identified by release year, and versions are subdivided into editions to distinguish between product functionality. Component services include integration (SSIS), reporting (SSRS), analysis (SSAS), data quality, master data, T-SQL and performance tuning.

Microsoft SQL Server

Microsoft SQL Server 2008 is a suite of relational database management system (RDBMS) products providing multi-user database access functionality.Component services include integration (SSIS), reporting (SSRS), analysis (SSAS), data quality, master data, T-SQL and performance tuning. Major improvements include the  Always On technologies and support for unstructured data types.