Hướng dẫn học Microsoft SQL Server 2008 part 111 ppt

... only in SQL Server 2008 Enterprise Edition, every SQL Server 2008 Edition can restore a compressed backup. This means that you can configure log shipping between a primary SQL Server 2008 Enterprise ... Server 2008 Enterprise Edition to a secondary SQL Server 2008 Standard Edition while taking advantage of backup compression. Starting with SQL Server 2008, log...

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... 1 Understanding SQL Server requires understanding T -SQL. The native language of the SQL Server engine is Transact -SQL. Every command sent to SQL Server must be a valid T -SQL command. Batches of stored T -SQL ... 3 The World of SQL Server IN THIS CHAPTER Why choose SQL Server? Understanding the core of SQL Server: the Relational Database Engine Approaching SQL Se...

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... example, instead of relating an assembly process between any part, the assembly relationship must now relate with multiple types of parts. 49 www.getcoolebook.com Nielsen c03.tex V4 - 07/21/2009 ... play before life became so busy. (You can listen to some of my MP3s on my ‘‘about’’ page on www.sqlserverbible.com.) There are some musicians who can hear a song and then play it; I’m not one of...

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... modeling and querying recur- sive relationships within SQL Server 2008. 61 www.getcoolebook.com Nielsen c03.tex V4 - 07/21/2009 12:07pm Page 56 Part I Laying the Foundation modeled as one base camp ... open-source experiment to transform SQL Server into an object-oriented database. Nordic builds on the supertype/subtype pattern and uses T -SQL code generation to create a T -SQL...

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... V4 - 07/23/2009 1:58pm Page 91 Installing SQL Server 2008 4 Summary SQL Server 2008 is easy to install with proper planning, With the 2008 release, Microsoft has intro- duced additional tools ... stories about SQL Server 2008 upgrades. With SQL Server installed, the next chapter moves on to connecting clients to SQL Server. 91 www.getcoolebook.com Nielsen c04.tex...

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... have a text file called servers.txt that contains a list of servers, one server name per line. The file might resemble something like this: SQLTBWS SQLTBXP SQLTBW7 SQLPROD1 SQLPROD2 By using the ... format-table -Autosize } $servers = get-content ‘servers.txt’ foreach ( $server in $servers) { $results = gwmi -query "select StatusCode from Win32_PingStatus where Address = ‘ $server "...

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... 12:42pm Page 240 Part II Manipulating Data With Select Having said that, SQL Server supports backward compatibility, so if the database compatibility level is set to 80 (SQL Server 2000), then ... outer joins are deprecated in SQL Server 2008, so any ANSI 89 outer joins will generate an error. 234 www.getcoolebook.com Nielsen c10.tex V4 - 07/21/2009 12:42pm Page 236 Part II Ma...

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... query looks at the entire row (or, more specifically, all the columns that participate in the union’s SELECT statements). SQL Server uses the ANSI Standard keyword EXCEPT to execute a difference union: SELECT ... 10 Summary Merging data is the heart of SQL, and it shows in the depth of relational algebra as well as the power and flexibility of SQL. From natural joins to exotic joins, SQL...

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... 54 91 2008 4 4 79 19 12 28 For the purposes of a GROUP BY, null values are considered equal to other nulls and are grouped together into a single result row. Grouping sets Normally, SQL Server ... column listed in the GROUP BY clause. Grouping sets is a variation of that theme that’s new for SQL Server 2008. With grouping sets, a summation row is generated for each unique value in...

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... quarter for 2008: SELECT DATEPART(qq, SalesDate) AS [Quarter], Count(*) as Count, Sum(Amount) as [Sum], Avg(Amount) as [Avg] FROM RawData WHERE Year(SalesDate) = 2009 GROUP BY ALL DATEPART(qq, SalesDate); Result: Quarter ... sections describe ways to create the same result. Pivot method Microsoft introduced the PIVOT method for coding crosstab queries with SQL Server 2005. The pivot m...

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