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Microsoft SQL Server 2008 R2 Unleashed- P11 pdf

... Advanced Server Windows 2003 Advanced Server SQL Server 2008 (Virtual SQL Server) SCSILocal BinariesLocal BinariesASPProd1E:C:C:Master DBTempDBHOE DBASPProd2 SQL Server 2008 (physical) SQL ... region. Download from www.wowebook.com ptg60 CHAPTER 3 Examples of SQL Server ImplementationsNetworkDatabase Mirroring Topology with Snapshots SQL Server 2008 SQL Server 2008 Mirror Server Principal ... Application Server nDatabase TierSAP DB SQL Server 2008 FIGURE 3.1 SAP multitier architecture with SQL Server as the database layer.the most selected platform for R/3 and SAP application deployments:...

Microsoft SQL Server 2008 R2 Unleashed- P18 pdf

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... completion of SQL statements and Remote Procedure Calls (RPCs) as well as key connection information.TSQL Traces the star t of SQL statements and RPCs. This template is useful for debugging ... are not complet-ing successfully.TSQL_Duration Traces the total execution time for each completed SQL statement or RPC.TSQL_Grouped Traces the star t of SQL statements and RPCs, g rou ped ... output while a trace is running. Download from www.wowebook.com ptg128 CHAPTER 6 SQL Server ProfilerFIGURE 6.4 Help for data columns on the Events Selection tab.information a column is going...

Microsoft SQL Server 2008 R2 Unleashed- P33 pdf

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... the latest SQL Server 2008 functionality through this provider.. Microsoft OLE DB provider for SQL Server This OLE DB provider, known as SQLOLEDB, is specialized for accessing SQL Server data ... Microsoft ODBC driver for SQL Server This is the ODBC driver distributed with MDAC for accessing SQL Server databases. COM applications can continue to use it to access SQL Server 2008, or they can ... use it to access SQL Server 2008, or they can switch to SQLNCLI for the latest functionality.. Microsoft OLE DB provider for ODBC—This deprecated OLE DB provider, known as MSDASQL, is distributed...

Microsoft SQL Server 2008 R2 Unleashed- P61 pdf

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... 2008 Reporting Server Rpt DB SQL Server 2008 North America RegionRegionalization(multiple owners) xyz DB SQL Server 2008 Europe Regionxyz DB SQL Server 2008 Primary Failoverxyz DB SQL Server 2008 Hot ... 2008 Hot Spare (Fail-over)xyz DB SQL Server 2008 USA (Headquarters)Enabling/Partitioningxyz DB SQL Server 2008 Europe Server xyz DB SQL Server 2008 Asia Server xyz DBFIGURE 19.2 Data replication ... of SQL statements being replicated across the network versus standard DML statements. Download from www.wowebook.com ptg548 SQL Server 2008 Primary OLTPReporting/ODSOLTP DB SQL Server 2008 Reporting Server Rpt...

Microsoft SQL Server 2008 R2 Unleashed- P64 pdf

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... with the ROWGUIDCOL prop-erty, SQL Server automatically uses that column for the row identifier. If not, SQL Server adds a column called rowguid to the table. SQL Server also places an index on ... all changes made on all the servers, based on the rules you configure.Preparing for Merge ReplicationWhen you set up a table for merge replication, SQL Server performs three schema changes to ... types because of prior versions of SQL Server or hetero-geneous subscribers as part of the replication configuration. Download from www.wowebook.com ptg575 SQL Server Replication Types19of...

Microsoft SQL Server 2008 R2 Unleashed- P86 pdf

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... Indexes with T -SQL Transact -SQL (T -SQL) is the most fundamental means for creating an index. This method was available in all previous versions of SQL Server. It is a very powerful option for creat-ing ... maintenance of these indexes make up the bulk of this effort.Managing Indexes with T -SQL One of the T -SQL features available with SQL Server 2008 is the ALTER INDEX statement. This statement simplifies ... of your data access is essential to creating nonclustered indexes. Fortunately, SQL Server comes with tools such as the SQL Server Profiler and Database Engine Tuning Advisor that can help you...

Microsoft SQL Server 2008 R2 Unleashed- P87 pdf

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... as DBCC DBREINDEX, are still available in SQL Server 2008 for backward compatibility. For more information and guidelines on managing indexes for performance, such as why and when to rebuild ... remained the same in SQL Server 2008. Several features that were added in SQL Server 2005, such as cascading integrity constraints, are still supported in SQL Server 2008. The lack of change ... enforce data integrity were comprehensive in 2005 and remain so in 2008. Keep in mind that bound defaults, which were deprecated in SQL Server 2005, are still available in SQL Server 2008. For...

Microsoft SQL Server 2008 R2 Unleashed- P94 pdf

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... provided for backward compatibility with earlier versions of SQL Server that did not support the reuse of execution plans for T -SQL statements or batches. Applications connecting to SQL Server ... quite simple. SQL Server parses the commands sent to it in a batch by searching for keywords. Stored procedure names aren’t keywords. If SQL Server finds a procedure name among the SQL statements, ... system tables in tempdb, which can adversely affect overall system per-formance. For more information on using sp_executesql, see Chapter 44, "Advanced Stored Procedure Programming and Optimization."Executing...

Microsoft SQL Server 2008 R2 Unleashed- P97 pdf

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... Using SQL Server Management StudioOne of the great tools available in the SQL Server 2000 Query Analyzer, the built-in SQL Debugger, was left out of SQL Server Management Studio (SSMS) in SQL Server ... Server 2005. Fortunately, SQL Server 2008 brings the T -SQL debugger back to SSMS.The Transact -SQL debugger in SQL Server Management Studio enables you to step through Transact -SQL scripts, ... usernames, and so on. SQL Server Profiler stored proceduresUsed by SQL Server Profiler to monitor performance and activity. SQL Server Agent stored proceduresUsed by SQL Server Agent to manage...

Microsoft SQL Server 2008 R2 Unleashed- P132 pdf

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... Caching35Although SQL Server can also match query plans for ad hoc SQL statements, there are some limitations as to when a plan can be reused. For SQL Server to match SQL state-ments to existing ... plan for each ad hoc SQL state-ment issued. If no matching execution plan is found, SQL Server is forced to generate a new execution plan for the query.The ability to reuse query plans for ... it, SQL Server 2008 performs statement-level recompilation: only the statement inside the batch or stored procedure that requires recompilation is recompiled. Statement-level recompilation Download...

Microsoft SQL Server 2008 R2 Unleashed- P133 pdf

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... processor in SQL Server 2008 includes parallel query processing—an execution strategy that can improve the performance of complex queries on computers with more than one processor. SQL Server inserts ... partitioned objects.In addition to the performance improvements, query plan information has been improved as well in SQL Server 2008, now providing the following information related to parti-tioned ... streams and gather streams.Parallel Queries on Partitioned Objects SQL Server 2008 provides improved query processing performance for partitioned objects when running parallel plans including changes...

Microsoft SQL Server 2008 R2 Unleashed- P135 pdf

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... is to capture the batch or statement text from SQL Server Profiler. (See Chapter 6 for more information on using SQL Server Profiler to capture SQL queries.) Also, as with the XML query plans ... “Transact -SQL Programming Guidelines, Tips, and Tricks.”. RECOMPILE—This hint forces SQL Server not to keep the execution plan generated for the query in the plan cache after it executes. This forces ... comparisons. References to functions SQL Server 2008 enables you to override the default simple parameterization behavior of SQL Server and provide parameterization for more complex queries by specifying...

Microsoft SQL Server 2008 R2 Unleashed- P139 pdf

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... cache hit ratio for all SQL Server activity to evaluate the SQL Server memory configuration, use the Performance Monitor, which is discussed in Chapter 39, “Monitoring SQL Server Performance.”STATISTICS ... SHOWPLAN_XML is set to ON, SQL Server does not execute the query but returns execution information for each T -SQL batch as an XML document. The execution plan information for each T -SQL batch is contained ... physically Download from www.wowebook.com ptg1326 CHAPTER 36 Query AnalysisWhen the SHOWPLAN_TEXT option is set to ON, execution plan information about all subse-quent SQL Server 2008 statements...

Microsoft SQL Server 2008 R2 Unleashed- P142 pdf

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... later in this chapter. For more information on using Windows Performance Monitor for monitoring SQL Server performance, see Chapter 39, “Monitoring SQL Server Performance.” SQL Server Lock TypesLocking ... Lock Activity in SQL Server 37Viewing Locking Activity with SQL Server ProfilerAnother tool to help you monitor locking activity in SQL Server 2008 is SQL Server Profiler. SQL Server Profiler ... you are monitoring a SQL Server 2008 named instance rather than a defaultinstance of SQL Server 2008, the SQL Server performance counters are listed underthe name of the SQL Server instance rather...

Microsoft SQL Server 2008 R2 Unleashed- P150 pdf

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... Warehouse Wizard, perform the followingtasks on the SQL Server instance where you want to host the MDW:1. Ensure that SQL Server Agent is running (for information on starting SQL Server Agent, see ... bringup that corresponding report for that server. For example, if you click on the link below Server Activity for the LATITUDED830-W7 server, it displays the Server Activity Historyreport, as ... for AdventureWorks2008R2 database.If you want to run reports for any of the monitored servers without having navigate to theData Collection node for each server instance, you can open the server...