hướng dẫn remote desktop win server 2008

... Installing SQL Server 2008 .73 Selecting Server Hardware 73 CPU planning 73 Copious memory 74 Disk-drive subsystems 74 Network performance 76 Preparing the Server 78 Dedicated server 78 Operating ... assignment variable solution 316 Summary 317 Chapter 13: Windowing and Ranking .319 Windowing 319 The Over() clause 320 Partitioning within the window 321 Trang 7Ranking Functions 322 Row number() ... Management Studio . 101 Organizing the Interface 104 Window placement 104 The Context Menu 106 Registered Servers 107 Managing Servers 107 Server Groups 109 Object Explorer 110 Navigating the

Ngày tải lên: 04/07/2014, 09:20

... at conferences on database design I recommend his book Pro SQL Server 2008 Relational Database Design and Implementation (Apress, 2008). Summary Relational database design, covered in Chapter ... normal form (1NF)The first normalized form means the data is in an entity format, such that the following three conditions are met: ■ Every unit of data is represented within scalar attributes A scalar ... design is wrong because the attribute isn’t a scalar value In practical terms, it has the following problems: ■ Using a digit or two for each data element means that the database will soon run

Ngày tải lên: 04/07/2014, 09:20

... Studio 6 Server Groups Within the Registered Servers tree, servers may be organized by server groups. This not only organizes the servers, but enables new group actions as well. ■ Local Server ... Configuration Server Groups: New in SQL Server 2008, these store the connection infor- mation in a specified server. Groups are then created under the configuration server, so the tree in Registered Servers ... world of SQL Server. The top level of the tree lists the connected servers. Object Explorer can connect to a server regardless of whether the server is known by Registered Servers. The server icon

Ngày tải lên: 04/07/2014, 09:20

... forget that with SQL Server 2008, you can now open a new query connected to multiple servers using the Registered Server’s server group context menu In some extreme cases, if SQL Server cannot seem ... publications available from this server ■ Local Subscriptions: Lists subscriptions this server subscribes to from other servers The Management node contains several server-wide administration tools: ... Control SQL Server Agent jobs ■ Job Activity Monitor: View job activity ■ Alerts: Configure SQL Server Agent alerts ■ Operators: Set up SQL Server Agent operators ■ Proxies: Manage SQL Server Agent

Ngày tải lên: 04/07/2014, 09:20

... when SQL Server 2008 is installed, unless it’s already present PowerShell is included with the Windows Server 2008 and later operating systems, but must be installed on Windows 2003, Windows XP ... automate SQL Server administration Using PowerShell to extract SQL Server data New SQL Server 2008 PowerShell features PowerShell is the new scripting environment for the Microsoft Windows platform ... Studio, you’re missing some of the best parts of SQL Server 2008 ■ You may not need Registered Servers It’s only useful if you have a lot of servers ■ Management Studio offers a scalable experience

Ngày tải lên: 04/07/2014, 09:20

... format-table -Autosize } $servers = get-content ‘servers.txt’ foreach ($server in $servers) { $results = gwmi -query "select StatusCode from Win32_PingStatus where Address = ‘$server’" $responds ... Running lanmanserver Server Running lanmanworkstation Workstation Running LmHosts TCP/IP NetBIOS Helper Running MSDTC Distributed Transaction Coordinator Running MsDtsServer100 SQL Server Integration ... theGet-Contentcmdlet, this list of servers can easily be brought into a PowerShell variable as a collection by issuing the following command: $servers = Get-Content ‘servers.txt’ Each element in the

Ngày tải lên: 04/07/2014, 09:20

... ■ The SQLRegistration folder enables access to the Registered Servers (and the new Central Management Server feature of SQL Server 2008) ■ The DataCollection folder enables access to the Data ... SQL Server 2008 You can browse the SQLSERVER file system just like a disk file system Issuing the commandcd SQL (orSet-Location SQL) and running theGet-ChildItemcmdlet returns the local server ... servers that may have been recently accessed from the PowerShell session Changing to the local server and runningGet-ChildItemreturns the names of the SQL Server instances installed on that server

Ngày tải lên: 04/07/2014, 09:20

... referred to as the four-part name: Server.Database.Schema.Table If the table is in the current database, then the server and database name are not required, so when SQL Server developers talk about ... The solution is to use the following: WHERE Col >= StartDay AND Col < Ending Day + 1 For example, WHERE SalesDate >= ‘6/1/2008’ AND SalesDate < ‘7/1/2008’ There’s actually quite a ... when specifying the database object. The Order Details table in the Northwind sample database illustrates this: USE Northwind; SELECT OrderID, ProductID, Quantity FROM [Order Details]; The collation

Ngày tải lên: 04/07/2014, 09:20

... OBX Car Window Decal .7500 05/20/01 1045 OBX Car Window Decal .9500 05/20/02 1041 Kite Fabric #6 .9500 05/01/01 1042 Kite Fabric #8 .9500 05/01/01 If you are moving from Access to SQL Server, ... ProductName Price PriceDate 1044 OBX Car Bumper Sticker .7500 05/01/01 1045 OBX Car Window Decal .7500 05/20/01 1045 OBX Car Window Decal .9500 05/20/02 The query looks clean and the result looks good, ... that are of interest. For these situations, SQL Server includes several ways to filter the results and find the top rows. As mentioned earlier, SQL Server will return all the rows from the SELECT

Ngày tải lên: 04/07/2014, 09:20

... boundaries New to SQL Server 2008: ■ SysDateTime(): Returns the current server date and time to the nearest hundred nanoseconds ■ SysUTCDateTime(): Returns the current server date converted to ... which the user was authenticated to SQL Server If the user was authenticated as a member of a Windows user group, then this function still returns the user’s Windows login name The results are affected ... With SQL Server 2008 you can develop three types of user-defined functions, as explained in Chapter 25, ‘‘Building User-Defined Functions.’’ Trang 9User information functionsIn a client/server

Ngày tải lên: 04/07/2014, 09:20

... extracted: select DATEDIFF(year,’september 4 2008’,’november 10 2009’) Result 1 select DATEDIFF(month,’september 4 2008’,’november 10 2009’) 2 The following query calculates the number of years ... set: - - -Audrey Halloway 33 Corwin Elizabeth Campbell 31 Alexia Melanie Campbell 30 Adam This section discusses functions that are new to SQL Server 2008 You will take a look at the functions ... Date Functions There are two supported types: DateTime and DateTime2 DateTime2 is new to SQL Server 2008 and represents time to a much finer granularity: within 100 nanoseconds. ■ DatePart(date

Ngày tải lên: 04/07/2014, 09:20

... versions ■ ServerName: The full server and instance name For example, the following code returns SQL Server engine edition and version information for my current instance of SQL Server: SELECT SERVERPROPERTY ... SQL Server: SELECT SERVERPROPERTY (’ServerName’) AS ServerName, SERVERPROPERTY (’Edition’) AS Edition, SERVERPROPERTY (’ProductVersion’) AS ‘ProductVersion’, SERVERPROPERTY (’ProductLevel’) AS ... joins If you’re upgrading from SQL Server 2000 directly to SQL Server 2008, you should be warned that ANSI 89 style outer joins (*=, =*) were removed from SQL Server with version 2005 ANSI 89 style

Ngày tải lên: 04/07/2014, 09:20

... Earlier versions of SQL Server extended the ANSI SQL 89 legacy join syntax with outer condition While this syntax worked through SQL Server 2000, it has been deprecated since SQL Server Trang 9Having ... wrong result unless it’s coded very carefully ANSI 89 style outer joins are deprecated in SQL Server 2008, so any ANSI 89 outer joins will generate an error Trang 4Multiple data source joinsAs ... deprecated since SQL Server Trang 9Having said that, SQL Server supports backward compatibility, so if the database compatibility level isset to 80 (SQL Server 2000), then the ANSI 82 style outer joins

Ngày tải lên: 04/07/2014, 09:20

... Person, Twin.FirstName + ‘ ‘ + Twin.LastName AS Twin, Person.DateOfBirth FROM dbo.Person INNER JOIN dbo.Person AS Twin ON Person.PersonID <> Twin.PersonID AND Person.MotherID = Twin.MotherID ... AS Person, Twin.FirstName + ‘ ‘ + Twin.LastName AS Twin, Person.DateOfBirth FROM dbo.Person INNER JOIN dbo.Person AS Twin ON Person.MotherID = Twin.MotherID AND Person.DateOfBirth = Twin.DateOfBirth ... AND Person.DateOfBirth = Twin.DateOfBirth; The following is the same query, this time with the exotic join condition moved to the WHERE clause. Not surprisingly, SQL Server’s Query Optimizer produces

Ngày tải lên: 04/07/2014, 09:20

... 1To see if the theory will fly in a real-world scenario from theOBXKitessample database, the followingcode is a set difference query that locates all contacts who have not yet placed an order TheContact ... written using a subquery (covered in the next chapter) TheWHERE NOT INcondition, shown in the following example, removes the subquery rows (the divisor) from the outer query (the dividend) However, ... union by far is theUNION ALLquery, which simply adds the individual SELECT’s results In the followingUNIONquery, the things from tableoneand the things from tabletwoare appended together into a

Ngày tải lên: 04/07/2014, 09:20

... recent improvements include the following: ■ SQL Server 2005 saw the introduction of the Apply structure for user-defined functions and subqueries ■ With SQL Server 2008, Microsoft adds row constructors ... that can be used in the subquery to provide hard-coded values to the query ■ Also new with SQL server 2008 is composable SQL — a new way to plug together multiple DML statements Anytime there’s ... critical areas such as subqueries Simple Subqueries Simple subqueries are executed in the following order: 1 The simple subquery is executed once. 2 The results are passed to the outer query.

Ngày tải lên: 04/07/2014, 09:20

... 8 Melanie Campbell 3 12 Alysia Halloway 3 20 Grace Halloway 2 Row constructors New for SQL Server 2008, row constructors provide a convenient way to supply hard-coded values directly in a subquery. ... rows, then SQL Server will execute the logical equivalent of 101 queries — one for the outer query, and one subquery for every row returned by the outer query. In practice, the SQL Server Query ... course, it’s possible to simply group by every column to be returned, but that’s sloppy. The following query performs the aggregate summa- tion in a subquery that is then joined with the Product

Ngày tải lên: 04/07/2014, 09:20

... evolve T-SQL’s ability to aggregate data. SQL Server 2005 included the capability to roll your own aggregate functions using the .NET CLR. SQL Server 2008 expands this feature by removing the 8,000-byte ... Inserted Deleted Insert Select From SQL 2008 SQL 2005 SQL 2000 DML Insert, Update, Delete, Merge Client, table variable, temp tables, tables subquery The following script first creates a table and ... DML Trig- gers,’’ and the output clause is detailed in Chapter 15, ‘‘Modifying Data.’’ In SQL Server 2008, composable SQL can place the DML statements and its OUTPUT clause in a sub- query and

Ngày tải lên: 04/07/2014, 09:20

... primarily on SQL Server security. He is a contributing author for How to Cheat at Securing SQL Server 2005 (Syngress, 2007) and Professional SQL Server 2008 Administration (Wrox, 2008) . Brian currently ... Sebastian, SQL Server MVP, is a SQL Server Consultant specializing in XML based on Ahmedabad, India, and has been using SQL Server since version 6.5. Jacob compressed his vast knowledge of SQL Server ... Australian SQL Server community, and president of the Queensland SQL Server User Group. Peter is a highly regarded speaker at SQL Server events throughout Australia and is a sought-after SQL Server consultant...

Ngày tải lên: 04/07/2014, 09:20

... 1126 Planning SQL Server 2008 failover clustering 1127 SQL Server 2008 prerequisites 1130 Creating a single-node SQL Server 2008 failover cluster 1131 Adding a node to an existing SQL Server 2008 failover ... 1119 How SQL Server 2008 failover clustering works 1122 SQL Server 2008 failover clustering topologies 1123 Enhancements in SQL Server 2008 Failover Clustering 1124 SQL Server 2008 Failover Clustering ... Security 1171 Windows Security 1172 Using Windows Security 1172 SQL Server login 1172 Server Security 1172 SQL Server authentication mode 1173 Windows Authentication 1174 SQL Server logins ...

Ngày tải lên: 04/07/2014, 09:20