Sql query to find the maximum value in a column

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What is the most efficient way to get the minimum of multiple columns on SQL Server 2005? - Database Administrators Stack Exchange

  http://dba.stackexchange.com/questions/21542/what-is-the-most-efficient-way-to-get-the-minimum-of-multiple-columns-on-sql-ser
Unpivot is good and give a try to manual unpivot as well by using cross join your table with (select 1 union all select 2 union all select 3).It should be as efficient as the unpivot. However, space and memory is issue in your system and CPU is not then do not make it persisted but use simple computed column using the case statement.It will make the code simplerr

SQL FAQ - Oracle FAQ

  http://www.orafaq.com/wiki/SQL_FAQ
COMMIT - save work done SAVEPOINT - identify a point in a transaction to which you can later roll back ROLLBACK - undo the modification I made since the last COMMIT SET TRANSACTION - Change transaction options like isolation level and what rollback segment to use SET ROLE - set the current active roles DML are not auto-commit. If you include the SAMPLE clause within a multi-table or remote query, you will get a parse error or "ORA-30561: SAMPLE option not allowed in statement with multiple table references"

  http://www.c-sharpcorner.com/Blogs/10222/sql-query-to-find-out-the-frequency-of-each-element-in-a-col.aspx
WCF End Point Error Blog SQL Query to find out the frequency of each element in a column By Hemant Srivastava on Oct 17, 2012 This blog explain how we can get the frequency distribution of each element in a column using SQL

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  http://blog.sqlauthority.com/2007/04/23/sql-server-query-to-find-seed-values-increment-values-and-current-identity-column-value-of-the-table/
everytime i insert the data into temp table and delete the table, but as usual the identity column retains the value, is there any solution to reseed the value of the identity column of temporary table. Fill in your details below or click an icon to log in: Email (required) (Address never made public) Name (required) Website You are commenting using your WordPress.com account

  http://blog.sqlauthority.com/2008/04/02/sql-server-find-nth-highest-salary-of-employee-query-to-retrieve-the-nth-maximum-value/
in this query u used a SELECT TOP 1 Sal FROM ( SELECT DISTINCT TOP 2 Sal FROM Emp ORDER BY Sal DESC) a ORDER BY Sal why did u use that a variable can u explain me.. The problem with SELECT TOP 1 TotalUnitCount FROM ( SELECT DISTINCT TOP 4 TotalUnitCount FROM TotalUnitsInLot ORDER BY TotalUnitCount DESC) a ORDER BY TotalUnitCount approach is, if there are only 3 audits for a business, this query still gets the data from 3rd audit and gives me those results