performance tuning interview questions in sql server
Pro Full-Text Search in SQL Server 2008 ppt
Ngày tải lên :
07/03/2014, 18:20
... a SQL Server 2005 instance with full-text catalogs
defined on it, the installer migrates your full-text catalogs to the newly installed SQL Server
2008 instance. In prior versions of SQL Server, ... years’ experience in
SQL database design, T -SQL development, and client -server application
programming. He has consulted in a wide range of industries, including
the insurance, financial, retail, ... This tight integration of the SQL Server and full-text query
processors in SQL Server 2008 is a significant improvement over prior versions of SQL
Server full-text search, allowing SQL Server to...
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Tài liệu Apress - SQL Server 2008 Query Performance Tuning Distilled (2009)02 ppt
Ngày tải lên :
17/12/2013, 02:15
...
`ấ>`ấLiViấ>ấếi
]ấViVấLnk_aoo6L]caB]qhpo+oa_ấèấv`ấếèấĩVấôViấấV>ế}ấiíViiấ
paging in case of high L]cao+oa_ấ/iấLnk_aoo object is the system component that provides
performance data for the processes running on the system, which are individually represented ...
ĩ>èấấii]ấịếấV>ấ`ièvịấèiấĩ>èấèịôiấ>`ấLi}ấèếLiè}ấ"iấvấèiấèấ
CHAPTER 2
N
SYSTEM PERFORMANCE ANALYSIS
22
SQL Server Memory Management
-+Ê-iÀÛiÀÊ>>}ià memory for databases, including memory requirements for data and
àếiịấiíiVếèấô>]ấấ>ấ>}iấôấvấiịấV>i`ấèiấmemory ...
èiếèấLịấ`ièvị}ấè>èấ>ấàếiịấưấàếiiđấấĩ>è}ấấiịấấ`iấèấiíiVếèi
Target Server Memory (KB) and Total Server Memory (KB)
P]ncapOanranIaiknu$G>% indicatesấèiấèè>ấ>ếèấvấ`ị>Vấiịấ-+ấ-iiấấ
willing to consume. Pkp]hOanranIaiknu$G>% indicates the...
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Tài liệu Apress - SQL Server 2008 Query Performance Tuning Distilled (2009)01 pptx
Ngày tải lên :
17/12/2013, 02:15
... CHAPTER 1
N
SQL QUERY PERFORMANCE TUNING
15
Summary
In this introductory chapter, you have seen that SQL Server performance tuning is an itera-
tive process, consisting of identifying performance ... considering them in more depth in later
chapters.
Poor Indexing
*ÀÊ`iÝ}ÊÃ usually one of the biggest performance killers in SQL Server. In the absence
of proper indexing for a query, SQL Server ... 322
Avoiding Optimizer Hints
324
JOIN Hint
325
INDEX Hints
327
Using Domain and Referential Integrity
329
NOT NULL Constraint
329
Declarative Referential Integrity
332
Avoiding Resource-Intensive...
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Tài liệu SQL Server 2012 Query Performance Tuning pptx
Ngày tải lên :
12/02/2014, 12:20
... impacts query tuning) ã
SQL Server Integration Servicesã
SQL Server Analysis Servicesã
SQL Server Reporting Servicesã
PowerShellã
The Performance Tuning Process
e performance tuning process consists ... following topics:
e performance tuning processã
Performance vs. priceã
e performance baselineã
Where to focus eorts in tuning
e top 13 SQL Server performance killersã
What I dont cover within ... hardware, operating system, and SQL Server settings, the main performance
killers in SQL Server are as follows, in a rough order (with the worst appearing rst):
Poor indexingã
Inaccurate statisticsã
Poor...
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Tài liệu Professional SQL Server 2005 Performance Tuning doc
Ngày tải lên :
16/02/2014, 13:20
... professional trainer and consultant specializing in SQL Server administra-
tion, performance tuning, high availability, and many other facets of SQL Server. In addition, he also
excels at database interoperability ... covers tuning server configuration settings to remove bottlenecks found in Chapter 2.
❑ Chapter 7 covers tuning SQL Server settings to remove bottlenecks found in Chapter 3.
❑ Chapter 8 covers tuning ... CPU Problems 57
Using SQL Server to Analyze Performance Logs 59
Combining Performance Monitor Logs and SQL Profiler Trace 64
Summary 65
Chapter 4: SQL Server Wait Types 67
SQL Server Waits 68
Architecture...
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SQL Server Interview Questions pot
Ngày tải lên :
08/03/2014, 09:20
... used with SQL server 2000.
Question: What is SQL Service Broker in SQL Server 2005?
SQL Service broker is a new technology introduced in SQL Server 2005 for building database-
intensive distributed ... the SQL Server instance. In SQL Server 2005,
the Master database is the logical repository for the system objects residing in the sys
schema. In SQL Server 2000 and previous editions of SQL Server, ... change in database.
Now we explain when we are doing some Sql Server 2000 query or any Sql query like Sql insert
query, delete sql query, update sql query and change the data in sql server...
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SQL Server 2000 Administration in 15 Minutes a Week: Administration Fundamentals
Ngày tải lên :
17/10/2013, 09:15
... to SQL Server 2000 or install SQL Server 2000 along side 6.5 or 7.0
- SQL Server 6.5 and 7.0 can be upgraded directly to SQL Server 2000
- SQL Server 2000 can be installed as the default instance ... a SQL Server instance
Learn SQL Server 2000 in 15 Minutes a Week: Basic
Installation
Part 2
by Michael Aubert
www.2000trainers.com
Welcome to the second article in my series SQL Server Administration ... Computer – Installs SQL Server onto a remote computer on the network
Virtual Server – Used for installing SQL Server onto a Server Cluster
In this article we will look at an installation of SQL Server...
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Specifying Locking Hints in a SQL Server Database
Ngày tải lên :
17/10/2013, 20:15
... structures used internally by the lock manager.
ã
The SQL Server Profiler can be used to monitor and record locking information.
ã
The Windows Performance Monitor has a SQL Server Locks Object ... rows in an underlying SQL Server database.
Solution
Use SQL Server locking hints from ADO.NET.
The sample code contains three event handlers:
Start Tran Button.Click
Creates a SQL SELECT statement ... according to their function.
Table 6-21. SQL Server locking hints for isolation level
Locking hint Description
HOLDLOCK
Hold a shared lock until the transaction is completed instead
of releasing...
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Tài liệu Specifying Locking Hints in a SQL Server Database doc
Ngày tải lên :
14/12/2013, 18:16
... according to their function.
Table 6-21. SQL Server locking hints for isolation level
Locking hint Description
HOLDLOCK
Hold a shared lock until the transaction is completed instead
of releasing ...
The Windows Performance Monitor has a SQL Server Locks Object counter that
can be used to monitor lock activity.
For more information about database locks, using locking hints, or monitoring ... preventing other users from reading or
updating the table. By default, the lock is held until the end of the
statement.
Table 6-23. SQL Server Locking Hints for Other Functions
Locking
hint...
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Tài liệu Determining the Length of Columns in a SQL Server Table doc
Ngày tải lên :
24/12/2013, 05:15
... connection.
SqlConnection conn = new SqlConnection(
ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]);
// Create DataAdapter.
SqlDataAdapter da = new SqlDataAdapter(sqlText, ... " + colInfo[col.ColumnName] +
Environment.NewLine);
schemaInfo.Append(Environment.NewLine);
}
schemaInfo.Append(Environment.NewLine);
}
resultTextBox.Text = schemaInfo.ToString( ); ... Environment.NewLine);
schemaInfo.Append("\tAutoIncrement: " + col.AutoIncrement +
Environment.NewLine);
schemaInfo.Append("\tDataType: " + col.DataType +
Environment.NewLine);...
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Tài liệu Wiley - Microsoft SQL Server 2008 All-in-One Desk Reference For Dummies (2008)01 doc
Ngày tải lên :
27/01/2014, 09:20
... Setting Up SQL Server 2008 . . . . . . . . . . . . . . . . . . . . . . . . . .35
Installing SQL Server 35
Creating and Maintaining Configurations 43
SQL Server communication protocols 43
Reporting ... . . . . . . . . . . . . . . . . .35
Installing SQL Server 35
Creating and Maintaining Configurations 43
Streamlining Administration 47
Chapter 5: Using SQL Server Management Studio . . . . . . ... 296
Enabling full-text search capabilities 297
Using full-text queries 299
Understanding Outer Joins 301
Using an INNER JOIN 302
Using RIGHT OUTER JOIN 302
Using LEFT OUTER JOIN 303
Using FULL...
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Tài liệu Wiley - Microsoft SQL Server 2008 All-in-One Desk Reference For Dummies (2008)02 pdf
Ngày tải lên :
27/01/2014, 09:20
... Server s Reporting Services (SSRS) aim to offering the IT organization a
single source for creating, maintaining, and delivering reports on information
stored in the database. Well-integrated with ... readiness categories,
making sure that you meet or exceed each of these prerequisites. Also, if
you’re installing SQL Server on multiple machines, remember that a machine
acting as a central server ... client. Finally, you need to have administra-
tive privileges on the computer where you’re installing SQL Server.
07_179543-bk01ch03.qxp 8/23/08 12:26 AM Page 23
Reporting
20
Reporting
SQL Server s...
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Tài liệu SQL Server 2008 Database Administration– Monitoring and Performance pdf
Ngày tải lên :
13/02/2014, 08:20
... Chapter
Introduction
ã Tools for
Monitoring
ã SQL Server
Profiler
Monitoring
ã Understanding
and Using the
DMVs
ã PerfMon
ã Data Collector
What Were Going to Cover
p. 36
ã Common index-related ...
sys.dm_exec _sql_ text to return SQL
Execution/Session Category
p. 2
Overview
ã Chapter
Introduction
ã Tools for
Monitoring
ã SQL Server
Profiler
Monitoring
ã Understanding
and Using the
DMVs
ã ... be stored:
In a .trc file (fastest)
In a SQL Server table
ã .trc files can be configured to rollover to
a new file after a certain threshold
ã Can load .trc file contents into SQL Server
table...
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