sql server 2008 dba interview questions pdf

... overhead on the server and reduce the surface area of SQL Server. MSSQLServer (SQL Server) The MSSQLServer service is the database engine. To connect and transact against a SQL Server 2008 database, ... Case Study: Server Collation in SQL Server 2008 87 16. Migrating SQL Server 89 17. SQL Server Security 129 18. Automating Administrative Tasks 141 19. Monitoring SQL Server 157 20. ... Content Sr. No. Particular Page No. 1. Introduction to SQL Server 2008 3 2. What‘s New in SQL Server 2008? 9 3. SQL Server 2008 Architecture 11 4. Pages and Extents 17 5. Files...

Ngày tải lên: 22/03/2014, 11:20

... of SQL Server Implementations Network Database Mirroring Topology with Snapshots SQL Server 2008 SQL Server 2008 Mirror Server Principal Server Role: PARTNER Role: PARTNER SQL Server 2008 ... Advanced Server Windows 2003 Advanced Server SQL Server 2008 (Virtual SQL Server) SCSI Local Binaries Local Binaries ASPProd1 E: C: C: Master DB TempDB HOE DB ASPProd2 SQL Server 2008 (physical) SQL ... develop- ment tasks on SQL Server 2008. SSMS was introduced with SQL Server 2005 and replaced the Enterprise Manager, Query Analyzer, and Analysis Manager that were available in SQL Server 2000. Microsoft...

Ngày tải lên: 05/07/2014, 02:20

... displayed next to the column in the column list. The filtering options in SQL Server 2008 are similar to those available in SQL Server 2005. Which options are available depends on the type of column ... 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 ... General tab of the Trace Properties window, are listed in Table 6.1. CHAPTER 6 SQL Server Profiler TABLE 6.1 SQL Profiler Templates Template Description SP_Counts Tracks all the stored procedures...

Ngày tải lên: 05/07/2014, 02:20

... 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 ... to SQL Server 2008 using ODBC, you use a connec- tion string or a DSN that is accessible to the client application at runtime. The ODBC driver used with SQL Server 2000 (simply called SQL Server) ... 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...

Ngày tải lên: 05/07/2014, 02:20

... 2008 Reporting Server Rpt DB SQL Server 2008 North America Region Regionalization (multiple owners) xyz DB SQL Server 2008 Europe Region xyz DB SQL Server 2008 Primary Failover xyz DB SQL Server 2008 Hot ... 2008 Hot Spare (Fail-over) xyz DB SQL Server 2008 USA (Headquarters) Enabling/Partitioning xyz DB SQL Server 2008 Europe Server xyz DB SQL Server 2008 Asia Server xyz DB FIGURE 19.2 Data replication ... of SQL statements being replicated across the network versus standard DML statements. Download from www.wowebook.com ptg 548 SQL Server 2008 Primary OLTP Reporting/ODS OLTP DB SQL Server 2008 Reporting Server Rpt...

Ngày tải lên: 05/07/2014, 02:20

... 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 ... is DBARCH-LT2 \SQL0 8DE01 designated (checked) as a publisher that will use this distribution database (distributor). Remember to uncheck the SQL Server named instance of the distribution server ... options: . Configure this server to be a distributor. . Configure this server to be both a publisher and distributor. . Configure this server to be a publisher that uses another server as its distributor. 2....

Ngày tải lên: 05/07/2014, 02:20

... columns are the best candidates. SQL Profiler is discussed in more detail in Chapter 6, SQL Server Profiler.” In addition, Chapter 34 discusses the use of the SQL Server Profiler and Database ... advantages. Creating 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 ... 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 many of...

Ngày tải lên: 05/07/2014, 02:20

... 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 ... 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 now, you can still use this ... managing indexes with T -SQL, but the ALTER INDEX statement provides the bulk of what you need. Many of the other T -SQL options that you may have used for managing indexes in SQL Server 2000 and earlier,...

Ngày tải lên: 05/07/2014, 02:20

... versions of SQL Server that did not support the reuse of execution plans for T -SQL statements or batches. Applications connecting to SQL Server 2000 and higher should use the sp_executesql system ... 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, ... statements, chances are that SQL Server will return an error message because it tries to treat it as part of the preceding command. Sometimes the execution is successful, but SQL Server doesn’t execute...

Ngày tải lên: 05/07/2014, 02:20

... Using SQL Server Management Studio One 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 ... maxsize growth usage bigpubs2008 1 E:\MSSQL2008\DATA\bigpubs2008.mdf PRIMARY 214912 KB Unlimited 10% data only bigpubs2008_log 2 E:\MSSQL2008\DATA\bigpubs2008_log.LDF NULL 504 KB Unlimited ... C:\MSSQL2008\MSSQL10 .SQL2 008UNLEASHED\MSSQL\DATA\master.mdf PRIMARY 4096 KB Unlimited 10% data only mastlog 2 C:\MSSQL2008\MSSQL10 .SQL2 008UNLEASHED\MSSQL\DATA\mastlog.ldf NULL 512 KB Unlimited 10% log only exec bigpubs2008...

Ngày tải lên: 05/07/2014, 02:20

... Caching 35 Although 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 ... subsequent SQL statements, the Database Engine first checks to see whether an existing execution plan for the same SQL statement already resides in the plan cache. If it finds one, SQL Server attempts ... Here’s an example: sp_executesql N’select t.title, pubdate from bigpubs2008.dbo.authors a join bigpubs2008.dbo.titleauthor ta on a.au_id = ta.au_id join bigpubs2008.dbo.titles t on ta.title_id...

Ngày tải lên: 05/07/2014, 02:20

... 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 ... SQL Server can eliminate duplicate rows by the sorting the result set in a worktable to identify and remove the duplicates, similar to how a worktable is used for GROUP BY queries. In SQL Server ... simply states that if A=B and B=C, then A=C. SQL Server supports the transitive property in its query predicates. Predicate transitivity enables SQL Server to infer a join equality from two given...

Ngày tải lên: 05/07/2014, 02:20

... 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 ... (<> or !=) 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 ... the normal con- catenation is likely to still take place. Forced Parameterization In SQL Server 2008, if a SQL statement is executed without parameters, the Query Optimizer parameterizes the...

Ngày tải lên: 05/07/2014, 02:20

... version of SQL Server. It is recommended that you switch to using the SET SHOWPLAN_XML option instead. Query Statistics In addition to the new dynamic management objects, SQL Server 2008 still ... of other SQL Server activity. Generally speaking, the queries with the fewest logical reads are the fastest queries. If you want to monitor the overall cache hit ratio for all SQL Server activity ... 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 TIME You...

Ngày tải lên: 05/07/2014, 02:20

... Lock Activity in SQL Server 37 Viewing Locking Activity with SQL Server Profiler Another tool to help you monitor locking activity in SQL Server 2008 is SQL Server Profiler. SQL Server Profiler ... of SQL Server 2008, the SQL Server performance counters are listed under the name of the SQL Server instance rather than under the generic SQLServer perfor- mance counters. You can use the SQLServer:Locks ... Performance Monitor for monitoring SQL Server performance, see Chapter 39, “Monitoring SQL Server Performance.” SQL Server Lock Types Locking is handled automatically in SQL Server. The Lock Manager chooses...

Ngày tải lên: 05/07/2014, 02:20

Ngày tải lên: 05/07/2014, 02:20

Ngày tải lên: 05/07/2014, 02:20

Ngày tải lên: 05/07/2014, 02:20

Ngày tải lên: 05/07/2014, 02:20

Ngày tải lên: 05/07/2014, 02:20