sql server 2012 t sql pdf

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Ngày tải lên: 05/05/2015, 14:23

... of SQL Server, the risk was that the login might not exist With the introduction of contained databases in SQL Server 2012, users are authenticated directly into a user data-base without the ... development, testing, and demonstration Note that you can transition a SQL Server Developer installation directly into production by upgrading it to SQL Server 2012 Enterprise without reinstallation ... and monitoring features The following list articulates the manageability enhancements in SQL Server 2012: ■ SQL Server Management Studio With SQL Server 2012, IntelliSense and Transact-SQL debugging

Ngày tải lên: 06/08/2013, 17:32

... agreed to let us write this - a SQL Server book that contains the new features, and only the new features, in SQL Server 2012 This book was written with the deliberate intent of giving you a competitive ... utilization and can be found on the TechNet site at http://www.microsoft.com/sam/en/us/map.aspx.Take a look at the requirements on the Microsoft site for the most up-to-date information about ... at http://www.microsoft.com/sqlserver/en/us/get-sql-server/licensing.aspx for the latest information Obtaining SQL Server 2012 Next we will look at how you acquire a copy of SQL Server, as it

Ngày tải lên: 28/04/2014, 17:09

... licensors do not warrant or guarantee that the functions contained in the work will meet your requirements or that its operation will be uninterrupted or error free Neither McGraw-Hill nor its licensors ... work Use of this work is subject to these terms Except as permitted under the Copyright Act of 1976 and the right to store and retrieve one copy of the work, you may not decompile, disassemble, reverse ... 3Copyright © 2011 by The McGraw-Hill Companies, Inc All rights reserved Except as permitted under the United States Copyright Act of 1976, no part of this publication may be reproduced or distributed

Ngày tải lên: 04/07/2014, 05:20

... After you choose the ASM installation, the Database Configuration Assistant will start to create the instance that is used by ASM. In Figure 3-3, the password is set for the system user, and the ... to store the database— whether it’s SQL Server or Oracle—fast read access is great. For backing up data and applications that are heavy on the transactions, fast writing to the disk is another ... to check that the oracle user has been added and to verify permissions. You can edit the files with the vi editor or another text editor. > cat /etc/security/limits.conf #<domain>

Ngày tải lên: 04/07/2014, 05:20

... the software. With the planning and setup completed, the installation of the Oracle software is the easy part. I recommend that you install just the software first, and then run the assistants ... go through the rest of the installation process, the screens provide information and details about the current step of the process; they are not just a place where you blindly hit the Next button. ... Oracle, it might take a couple of attempts to get everything right. You may need to deinstall the software or components to develop a clean installation. The OUI can handle this step as well. After

Ngày tải lên: 04/07/2014, 05:20

... inde-pendent attributes are brought together to form a primary key along with a third attribute but the two attributes don’t really uniquely identify the entity without the third attribute, then the design ... non-key attribute — in that it goes through theLeadGuideattribute Creating aGuideentity and moving its attributes to the new entity resolves the violation of the third normal form and cleans up the ... then the object is too broadly designed A design that repeats attributes, such as an order entity that includesitem1,item2, and item3attributes to hold multiple line items, violates the first

Ngày tải lên: 04/07/2014, 09:20

... computers, while IP defines the format or structure of the data sent. TCP/IP also contains advanced security features that make it attractive to security-sensitive organizations and users. This ... Does the server allow remote connections? ■ Do both the server and the client speak the same protocol? ■ Can the client ping the server? ■ Is port 1433 (the SQL Server default port) open on the server’s ... Microsoft has included the sqlncli.msi file on the SQL Server installation DVD. This file installs SQL Server Native Client without requiring the full SQL Server installation DVDs. 96 www.getcoolebook.com

Ngày tải lên: 04/07/2014, 09:20

... validSELECTstatement is as follows: SELECT 1; TheFROMportion of theSELECTstatement assembles all the data sources into a result set, which is then acted upon by the rest of theSELECTstatement Within theFROMclause, ... [Top]: After the rows are selected, the calculations are performed, and the data is sorted into the desired order, SQL can restrict the output to the top few rows 9 [Insert, Update, Delete]: The ... chapters present the core power of SQL Part IX explores optimization strategies, and it may be tempting to go straight there for optimization ideas, but the second strategy of Smart Database Design

Ngày tải lên: 04/07/2014, 09:20

... only two Of course, it’s easy to just pump the data to a reporting tool and let the report control calculate the running sum, but those calculations are then lost It’s much better to calculate the ... multiple-assignment variableSELECTto create the list of regions in the@SQLStr A little string manipulation to assemble the pivot statement and ansp_executesql command completes the job: DECLARE @SQLStr NVARCHAR(1024) ... work than the previousSELECT— it’s writing the cumulative total value back to the table The first couple of statements add aCumulativeTotalcolumn and make sure the table isn’t frag-mented From there,

Ngày tải lên: 04/07/2014, 09:20

... events, or the events in a certain month ■ If a view is needed to return a restricted set of data, such as the next month’s events, then the view should calculate the next month so that it will ... users to get to the data easily and to protect the data from the users By building views that provide the correct data, you are preventing erroneous or inaccurate queries and misinterpretation There ... ranking functions This chapter wraps up the set of chapters that explain how to query the data The next chapters finish up the part on select by showing how to package queries into reusable views,

Ngày tải lên: 04/07/2014, 09:20

... hare in the big race’); Result: Title The Hare and the Tortoise FreetextTable Fuzzy searches benefit from the FREETEXT-derived table that returns the ranking in the same way that CONTAINSTABLE ... Full-Text Search 19 The pat element (sex) indicates the pattern you want substituted by the sub element (gender). A FREETEXT query will automatically use the thesaurus file for the language type. ... just like CONTAINS, but without all the options. The follow- ing query uses a fuzzy search to find the fable about the big race: SELECT Title FROM Fable WHERE FREETEXT (*,‘The tortoise beat the

Ngày tải lên: 04/07/2014, 09:20

... is to set the autogrowth to a percentage As the database grows, so will the growth size For serious production databases the best solution is to monitor the data size and manually grow the database, ... table, often the script must save the data in a temporary table, drop several items, create the new tables, and reinsert the data Trang 6FIGURE 20-4Developing the Contact table in the OBXKites sample ... not enable control over the location of tables or indexes, this technique does reduce the I/O load on each disk subsystem SQL Server attempts to balance the I/O load by splitting the inserts

Ngày tải lên: 04/07/2014, 09:20

... execution continues with the next statement, SELECT ‘Post Try’ . The T-SQL compiler treats the END TRY BEGIN CATCH combination as a single contigu- ous command. Any other statements, a batch terminator ... must examine T-SQL’s system functions and handle the error after each SQL statement that might potentially encounter an error. @@error system function The @@error system function will contain the ... @@error to see the error status of the previous SQL statement. ■ Try/catch was introduced in SQL Server 2008, bringing SQL Server into the 21st century. Legacy Error Handling Historically, T-SQL

Ngày tải lên: 04/07/2014, 09:20

... place, the destination provider supplies its current state to the sync session At that point, it accepts a list of changes from the source, detects any conflicts between the data it just received ... on the source data store that have not been applied to the destina-tion data store (thus, the destinadestina-tion data store does not have knowledge of the source data store changes) ■ Conflict ... destination data store by determining changes at both the sourceand the destination In terms of the provider, it has already been stated that the provider is the mechanism that contains metadata and

Ngày tải lên: 04/07/2014, 09:20

... attributes, such asAdmEntityTypeAttribute, which indi-cates that the class represents an entity type: [global::System.Data.Objects.DataClasses.EdmEntityTypeAttribute (NamespaceName="AdventureWorksModel", ... [global::System.Runtime.Serialization.DataMemberAttribute()] public int EmployeeID Another important item to look at is the set of relationship attributes TheEdmRelationship Attributeis used to define a relationship between ... multiple tables using LINQ to Entities and the Entity Framework This chapter closes with one last example that illustrates how to query multiple tables using LINQ to Entities and the Entity Framework

Ngày tải lên: 04/07/2014, 09:20

... with no spaces between thel and the path Trang 3■ -e: Used to include the full path of the SQL Server error log file, with no spaces between theeand the path ■ -c: Starts SQL Server so that it ... restart of the SQL Server ser-vice, whereas theaffinity I/O masksetting takes effect only after restarting the SQL Server service The default value of 0 for the affinity mask option indicates that ... 64-bit SQL Server and 32-bit SQL Server with AWE enabled Startup stored procedures SQL Server can be configured to scan for a startup stored procedure every time the SQL Server starts — similar to

Ngày tải lên: 04/07/2014, 09:20

... need to use theARITHABORT setting BothARITHABORTandARITHIGNOREcan be set toONbutARITHABORTtakes precedence overARITHIGNORE To setARITHIGNOREin code, use the following: SET ARITHIGNORE ON; The ... model system database and then the defaults will be changed for all future databases. The database setting for ANSI overwrites the server setting, and the connection setting overwrites the server ... be extended outside the object that created it In Management Studio, theCURSOR_DEFAULToption can be set to the desired scope in the ‘‘Default cursor’’ box in the Database Properties Options tab

Ngày tải lên: 04/07/2014, 09:20

... corrupted or damaged, SQL Server won’t start Attempting to start SQL Server will have no effect Attempting to connect to the instance with Management Studio will invoke a warning that the server ... transaction log The optionsSTOPATandSTOPATMARKwill leave the end of the transaction log unre-stored TheSTOPATaccepts a time, and theSTOPATMARKrestores only to a transaction that was cre-ated with ... specified TheRECOVERY/NORECOVERYoption is vital to theRESTOREcommand Every time a SQL Server starts, it automatically checks the transaction log, rolling back any uncommitted transactions and completing

Ngày tải lên: 04/07/2014, 09:20

... 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...

Ngày tải lên: 08/03/2014, 16:20