sql server 2012 t sql enhancements
SQL Server 2012 T-SQL Recipes, 3rd Edition pptx
Ngày tải lên :
08/03/2014, 16:20
... finding it easier to describe those rows that you do not want rather than those that you do want.
Solution
Describe the rows that you do not want. en use the NOT operator to essentially reverse the ... Writing an IF…THEN…ELSE Statement
Problem
You want to write an IF…THEN…ELSE statement so that you can control which of two possible code paths is taken.
Solution
Write your statement using the ... sorted to the bottom. You can see that in the solution results. e NULL
value for the Sport-100 Helmet’s end date is at the end of the list for that helmet.
1-15. Sorting by Columns Not Selected
Problem
You...
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SQL Server 2012 T-SQL Recipes, 3rd Edition potx
Ngày tải lên :
24/03/2014, 01:21
... subsequent use.
Solution
Utilize the SELECT statement to retrieve data from a table and populate a variable with that data.
DECLARE @FirstHireDate DATE,
@LastHireDate DATE;
SELECT @FirstHireDate ... following three statements that query the JobCandidate table and return the JobCandidate rows
that have a non-NULL BusinessEntityID. All three statements return the same rows, but there is a ... Writing an IF…THEN…ELSE Statement
Problem
You want to write an IF…THEN…ELSE statement so that you can control which of two possible code paths is taken.
Solution
Write your statement using the...
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Microsoft SQL Server 2012 High-Performance T-SQL Using Window Functions pdf
Ngày tải lên :
16/03/2014, 00:20
... at that point.
The design of window functions, which we will get to later, often lends itself to better opti-
mization than alternative methods of achieving the same thing.
What’s important to ... of
ties. This explanation might seem far from clear or sufcient, but I don t want to get into the details
just yet. There will be plenty of that later. For now, I just want to introduce the ... (sets of rows) that serve as its
input and returns a table as its output. The output table of one step then becomes the input table for
the next step.
Figure 1-6 is a ow diagram illustrating...
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Tài liệu SQL Server 2012 Query Performance Tuning pptx
Ngày tải lên :
12/02/2014, 12:20
... uses to determine the best plan based on statistics. It’s important to
understand how statistics and parameters combine to create execution plans and what you can do to control
them. Statistics ... on cost-based optimization, so accurate data distribution statistics are extremely
important for the eective use of indexes. Without accurate statistics, SQL Server s built-in query optimizer ... modified the
data or after the other transaction completed—it does not see an intermediate state.
Because of this isolation, when multiple transactions try to access a common resource concurrently...
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Tài liệu Pro Spatial with SQL Server 2012 pptx
Ngày tải lên :
16/02/2014, 13:20
... not need to
understand these subjects in great depth to take advantage of the spatial features of SQL Server 2012,
it is important to have a basic understanding of the theory involved so that ... “Yankee Stadium,” constructed a short distance away from the site of the original
Yankee Stadium). It was the first three-tiered sports facility to be built in the United States, and one of
the ... segments that connect consecutive points are
calculated by linear interpolation: each line segment represents the shortest direct route from one
Point to the next in the LineString.
However, this...
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Tài liệu SQL Server 2012 with PowerShell V3 Cookbook docx
Ngày tải lên :
18/02/2014, 06:20
... encoding="utf-8" ?>
<configuration>
<startup useLegacyV2RuntimeActivationPolicy="true">
<supportedRuntime version="v4.0" />
</startup>
<runtime>
<generatePublisherEvidence ... path that points to the database you right-clicked from:
Note that the starting path of this window is different from the starting
path when you rst launched PowerShell in the second step. ... explore the SQL Server PSDrive, or the
SQL Server data store, which PowerShell treats as a series of items. Type cd\. This will
change the path to the root of the current drive, which is our SQL Server...
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Beginning SQL Server 2012 for Developers 3rd Edition pot
Ngày tải lên :
06/03/2014, 10:20
... select the New SQL Server stand-alone installation or add features to an existing installation
item (at the top of the Installation Center); then SQL Server 2012 installation starts.
You then ... within SQL Server databases. With SQL Server 2012, there is
also the ability to query the database using .NET and LINQ rather than T -SQL.
You are then presented with the SQL Server Installation ... of SQL Server actions to the
controller. You would install this on each client that you want to partake in the
replay.
• SQL Client Connectivity SDK: SQL Native Client provides the ability to...
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.Exam 70-463: Implementing a Data Warehouse with Microsoft SQL Server 2012 pot
Ngày tải lên :
06/03/2014, 23:20
... the Readme.txt le on the CD for alternate installation
instructions.
2. Click Practice Tests and follow the instructions on the screen.
How to Use the Practice Tests
To start the practice test ... prep suites
installed on your computer.
2. Double-click the practice test you want to use.
When you start a practice test, you choose whether to take the test in Certication Mode,
Study Mode, ...
www.it-ebooks.info
www.it-ebooks.info
xxx Introduction
How to Install the Practice Tests
To install the practice test software from the companion CD to your hard disk, perform the
following steps:
1. Insert the companion CD into your...
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Knight’s Microsoft SQL Server 2012 Integration Services 24-Hour Trainer ppt
Ngày tải lên :
06/03/2014, 23:20
... to open the tool:
To open the Import and Export Wizard, right-click the database you want to import
data from or export data to SQL Server Management Studio and select Tasksd Import
Data ... the Script Task to do
things that the native tasks can t do.
Data Flow Elements
Once you create a Data Flow Task, the Data Flow tab in SSDT is available
to you for design. Just as the Control ... Column Transform and that new col-
umn is then available to subsequent transformations or to the destination.
You can add multiple Data Flow Tasks onto the Control Flow tab. You’ll
notice that after...
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PROFESSIONAL MICROSOFT® SQL SERVER® 2012 REPORTING SERVICES doc
Ngày tải lên :
14/03/2014, 09:20
... one hold important, not-to-be-forgotten
information that is directly relevant to the surrounding text.
The pencil icon indicates notes, tips, hints, tricks, and asides to the current
discussion.
As ... DataSetDataProcessing Extension 746
Server Installation 746
Server Security Confi guration 747
WorkStation Installation 748
WorkStation Security Confi guration 748
Testing DataSetDataExtension 749
Summary 753
ftoc.indd ... 729
ExecuteReader Method 729
CommandText Property 731
CommandTimeout Property 739
CommandType Property 739
CreateParameter Method 740
Parameters Property 740
Creating the DataSetDataReader Object 741
Declarations...
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Beginning SQL Server 2012 for Developers 3rd Edition docx
Ngày tải lên :
15/03/2014, 10:20
... time taking a look at SSMS in more detail.
TRY IT OUT: TOURING SQL SERVER MANAGEMENT STUDIO
1. To start up SQL Server Management Studio, select Start ➤ All Programs ➤
Microsoft SQL Server 2012 ... called Transact SQL (T -SQL) . T -SQL is
a Microsoft proprietary language, although it is strongly linked to the ANSI-92 SQL standard of the
American National Standards Institute (ANSI). The current ... can find SQL Server instances within the network. For the
book, switch this service to automatically start.
Click Next to continue with the install.
www.it-ebooks.info
CHAPTER 2 SQL SERVER...
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SQL Server 2012 Query Performance Tuning 3rd Edition docx
Ngày tải lên :
17/03/2014, 19:20
... files to filegroups and letting SQL Server distribute the data between them, it’s
possible to define a horizontal segmentation of data called a partition so that data is divided up between multiple ... write request consist of two read I/Os and two write I/Os.
In an OLTP database, all the data modifications are immediately written to the transaction log file as part of
the database transaction, ... the partition. A filtered set of data is a segment; for example, if the partition is by month, the segment of
data is any given month. Creating a partition moves the segment of data to a particular...
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Microsoft SQL Server 2012 Analysis Services: The BISM Tabular Model ppt
Ngày tải lên :
22/03/2014, 09:20
... greater than the time taken to
reprocess the MOLAP partition in the rst option.
The Tabular model offers what are essentially the same two options but with fewer shortcomings
than their Multidimensional ... provide
tools to help integrate it with the rest of the Microsoft BI stack. http://www.microsoft.com/
bigdata
SQL Server Reporting Services A tool for creating static and semistatic, highly ... broken up into two main groups: products that are part of the SQL
Server suite of tools and products that are part of the Ofce group. As of SQL Server 2012, the SQL
Server BI-related tools include:
...
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Microsoft SQL Server 2012 Integration Services pptx
Ngày tải lên :
23/03/2014, 00:20
... introduction to the SSDT toolset is complete, and it’s now time to see it in action. The rest of
this chapter presents a sample scenario that demonstrates, step-by-step, how to use many of the
SSDT ... script and alert you to the problem.
Targeting Different Platforms
SQL Server Database Projects have a target platform switch that lets you specify the specic
SQL Server version that you intend ... Solution Explorer and
choose Convert To SQL Server Database Project. Note that this is a one-way upgrade, and that DbPro
artifacts that are not yet supported by SSDT (such as data generation...
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Pro SQL Server 2012 Practices potx
Ngày tải lên :
24/03/2014, 01:21
... contains a
datetime where the date portion is midnight and a ShiftDetails table with a ShiftStartDate that has dates
with time portions that are not midnight, and the join needs to be on the ... CASE statement_end_offset
WHEN -1 THEN DATALENGTH(dest.text)
ELSE qs.statement_end_offset
END
- deqs.statement_start_offset
) /2
) + 1
) as statement_text
FROM sys.dm_exec_query_stats deqs
CROSS ... deqs.statement_end_offset
WHEN -1 THEN DATALENGTH(sdest.[text]) ELSE deqs.statement_end_offset END
- deqs.statement_start_offset)/2) + 1) AS SQL_ Statement
, deqp.query_plan
, deqs.execution_count...
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