WebTOP (100) PERCENT is completely meaningless in recent versions of SQL Server, and it (along with the corresponding ORDER BY, in the case of a view definition or derived table) is ignored by the query processor. You're correct that once upon a time, it could be used as a trick, but even then it wasn't reliable. WebSep 10, 2012 · I need to find the top N (15) values (VALUE) for each unique "UID+GROUP" and AVERAGE them so the output looks like this: abc1000 1205 1050.0000 abc1000 1210 1015.0000 def1010 1205 2000.0000 sql sql-server tsql Share Follow edited Sep 10, 2012 at 13:51 bfavaretto 71.3k 16 109 150 asked Sep 10, 2012 at 13:46 Ed Dantes 53 1 2 10 …
sql - Find top n average values - Stack Overflow
WebMar 13, 2013 · Thanks guys, but I found a little more satisfactory solutoin to this: WITH rs AS ( SELECT C.ClientID, actual_date,ROW_NUMBER () OVER (ORDER BY C.ClientID, actual_date)rid From ClientRecords C ) SELECT * FROM rs WHERE rid =1. Yes, ROW_NUMBER is often used to solve this kind of problems. syntaxsql [ TOP ( expression ) [ WITH TIES ] ] Note To view Transact-SQL syntax for SQL Server 2014 and earlier, see Previous versions documentation. Arguments expression The numeric expression that specifies the number of rows to be returned. expression is implicitly converted to a float value if you specify … See more Following is the syntax for SQL Server and Azure SQL Database: Following is syntax for Azure Synapse Analytics and Analytics Platform System (PDW): See more In a SELECT statement, always use an ORDER BY clause with the TOP clause. Because, it's the only way to predictably indicate which rows … See more expression The numeric expression that specifies the number of rows to be returned. expression is implicitly converted to a float value if you specify PERCENT. Otherwise, expression is converted to bigint. PERCENT … See more For backward compatibility, the parentheses are optional in SELECT statements if the expression is an integer constant. We … See more palliativpflege düsseldorf
tsql - Joining top records in T-SQL - Stack Overflow
WebJul 12, 2016 · 3 Answers. SELECT DISTINCT TOP 2 PartId, IdNumber, Length FROM ( SELECT PartId, IdNumber, Length, ROW_NUMBER () over (partition by IdNumber order by Length) Orden FROM [Ayuda] ) A WHERE A.Orden = 1 … WebDec 18, 2009 · SQL Server 2005 actually allows us to parameterize the TOP clause, using a variable, expression or statement. So you can do things like: SELECT TOP (@foo) a FROM table ORDER BY a SELECT TOP (SELECT COUNT (*) FROM somewhere else) a FROM table ORDER BY a SELECT TOP (@foo + 5 * 4 / 2) a FROM table ORDER BY a. … WebJul 29, 2014 · So for today’s blog post, we will concentrate on 4 different reports: Top Queries by Average CPU Time. Top Queries by Total CPU Time. Top Queries by Average IO Time. Top Queries by Total IO Time. These are the standard reports from the Server node. Go to Server Node -> Right Click -> Reports -> Standard Reports and you will find … palliativpflege demenz