oracle 11g for dummies kindle

... Wiley, the Wiley Publishing logo, For Dummies, the Dummies Man logo, A Reference for the Rest of Us!, The Dummies Way, Dummies Daily, The Fun and Easy Way, Dummies.com, and related trade dress ... you should see Oracle 9i For Dummies (latest version as of this writing), by Carol McCullough-Dieter, published by Wiley, or other books about Oracle 10g for information relevant for DBAs. When ... co-author of seven Oracle Press books that have been translated into nine languages: Oracle JDeveloper 10g Handbook, Oracle9i JDeveloper Handbook, Oracle JDeveloper 3 Handbook, Oracle Designer Handbook

Ngày tải lên: 08/08/2014, 20:21

... supports a forum to publicize technical informationcalled the Oracle Technology Network (OTN) The OTN contains a wealth ofinformation for Oracle professionals Because PL/SQL is the language ofOracle ... audience It is built by Oracledevelopers for Oracle developers Everything there is optimized for writ-ing PL/SQL or SQL as quickly and effectively as possible It isn’t as usefulfor DBAs, but its add-ons ... You can buy Oracle prod-ucts with full-use licenses at any time from the online Oracle Store orfrom your Oracle sales representative.” So, you’re allowed to download and use any of the Oracle software

Ngày tải lên: 08/08/2014, 20:21

... database level, triggers fire for each event for allusers At the schema level, triggers fire for each event for a specific user Although system triggers are very useful for database administrators ... We describe few of the most commonlyused packages here For more detailed information about Oracle’s built-in packages, see Professional Oracle Programming, by Rick Greenwald, Robert Stackowiak, ... precise point in time Oracle 10g includes the more flexible DBMS_SCHEDULE However, for older Oracle versions DBMS_JOB is an tant package to be familiar with, especially for administrators impor-DBMS_JAVA

Ngày tải lên: 08/08/2014, 20:21

... exceptions from predefined exceptions Oracle has promised that it will never use the numbers between –20999 and –20000 for any Oracle exceptions, soyou can safely use them for your applications Although ... then create a cursor to loop through thisinformation is one of the main reasons for using PL/SQL ⻬ How cursors allow PL/SQL to retrieve information from an Oracle database: PL/SQL’s ability to easily ... cursors in these four differentways, so read on for details Returning more than one piece of information A cursor can return one or more pieces of information SQL statements mayhave lots of columns

Ngày tải lên: 08/08/2014, 20:21

... quickly Oracle doesn’treload a new copy of the package for each user on a system However, there is only so much room in memory for storing PL/SQL code Ifthis memory fills up, Oracle is forced ... SQL*Navigator, both developed by Quest Software For many years,Oracle seemed content not to compete in this market However, Oracle hasrecently released SQL Developer (formerly called Raptor and also mentioned ... Placing packages for optimal performancePlacing code in packages has mixed impacts on performance The first time apackage is referenced, the entire package is brought into memory For verylarge packages

Ngày tải lên: 08/08/2014, 20:21

... • Numeric datatypes encompass information that can be represented as digits • Character datatypes are used for textual information (up to 32K). • Date/time information is specified by using a ... Use explicit data conversion for datesWhen storing or displaying dates, never use implicit date conversion Thedefault date format is a database parameter (NLS_DATE_FORMAT) that couldpossibly be ... guidelines for creating a uniform SQL code base Using a new lineAll the main parts of a SQL statement (for example, SELECT, FROM, WHERE,INSERT, and so on) and phrases (for example, GROUP BY, ORDER

Ngày tải lên: 08/08/2014, 20:21

... especially forparsing text For example, to print out the last word in the string, you can usethe following code: REPLACE and TRANSLATE The REPLACE and TRANSLATE functions allow you to transform text ... expressions is beyond the scope of this book, If you need to perform advanced processing of textual information, a good place to start is Oracle Regular Expressions Pocket Reference, by Jonathan Gennick ... BFILE); The amount of information needed to work with large objects is beyond thescope of this book We provide some simple examples here, but you can findmore information in the Oracle Database Documentation

Ngày tải lên: 08/08/2014, 20:21

... from Ford’s account ➞6–8 These lines add the transaction amount to Allen’s account ➞10–12 These lines log the transaction. By introducing the concept of a transaction, Oracle tries to enforce ... payment has been specified and the user presses Submit to say,For example, if you’re trying to manipulate the record EMPNO=7902 (Ford),Oracle does three things at once: ⻬ Copies the original version ... then tries to lock customer A Then user 1 waits for user 2 to unlock customer B anduser 2 waits for user 1 to unlock customer A This is a deadlock Oracle resolves it by raising a deadlock exception

Ngày tải lên: 08/08/2014, 20:21

... travel and for less money The Rocky Mountain Oracle User Group (RMOUG), the New York Oracle Users Group (NYOUG), the Northern California Oracle User Group (NOCOUG), the MidAtlantic Oracle ... your local Oracle user group Join your local Oracle user group and get to... PL/SQL book, Oracle Database 10g PL/SQL Programming, from Oracle Press After you’ve been coding for a while, ... large Oracle. .. frequent local Oracle user group meetings, too You’ll see more vendors and presentations from Oracle employees at a large conference, but also pay more to attend For developers,

Ngày tải lên: 08/08/2014, 20:21

... developed for you by Oracle Before you start coding, it is a good idea to review an Oracle manual with thelist of built-in functions This tip is especially true when working with strings For example, ... each condition so that Oracleknows exactly how those conditions should be interpreted Forgetting to Close an Explicit Cursor Each time you use an explicit cursor, don’t forget to close it Using ... enforce a number of rulesrelated to the salaries and commissions of employees, you might write: create or replace trigger emp_biubefore insert or update on empreferencing new as new old as oldfor

Ngày tải lên: 08/08/2014, 20:21

... wrote articles for various techie publications before moving to computer books in 1992. He’s writ- ten the Windows For Dummies series, Upgrading & Fixing PCs For Dummies, TiVo For Dummies, PCs: ... Dummies book for your business or organization, call 1-877- 409-4177, contact info@dummies.biz, or visit www.wiley.com/go/custompub. For information about licensing the For Dummies brand for products ... Trademarks: Wiley, the Wiley logo, For Dummies, the Dummies Man logo, A Reference for the Rest of Us!, The Dummies Way, Dummies Daily, The Fun and Easy Way, Dummies.com, Making Everything Easier,

Ngày tải lên: 03/08/2013, 14:10

... little speakers built into their cases; desktop machines offer connectors for external audio equipment. (For more information about these connectors, see “Connect the Parts: Ports and Hubs,” ... conference calls. For some users, a microphone can serve as a replacement for, or an enhancement to, a keyboard as a way to enter text and commands. ➟ Video camera: Video cameras for computers, ... you’re willing to spend more for a high-end inkjet printer, you can get printing speeds of 20 pages per minute (or faster) for black and white and 10 to 30 seconds per page for color. In addition,

Ngày tải lên: 18/10/2013, 00:15

... array of fields for the login form and echoes the fields for the form ➝75 Closes the <div> that contains the login form ➝77 Opens the <div> that contains the registration form ➝82 Begins ... allows you to format any string or number, including variable values The general format is $newvar = sprintf(“format”,$varname1,$varname2, ); where format gives instructions for the format and $varname ... offer a form for password changes ✓ Update information A member might move or change his phone number or e-mail address The application could provide a way for bers to change their own information

Ngày tải lên: 20/10/2013, 11:15

... should be passcode-protected. This topic is beyond the scope of this book; for full details, see Home Networking For Dummies, 4th Edition, by Kathy Ivens (Wiley Publishing). Please purchase PDF ... system before they’re installed; others take over after they’re in place. 1. Make sure that you always have the latest updates for your antivirus or security program. Some programs check for and ... Maintenance Click to check for security and antivirus updates. Figure 6-4 Fight Malware ➟ Inspect e-mail before opening it. Pay attention to the details of an e-mail before you open it. Be espe-

Ngày tải lên: 24/10/2013, 19:15

... scenario, you may have to per- form a clean install, which requires electrically wiping the disk clean, reformatting it, and installing Windows all over again For details, see Chapter 14 Please ... For details on Device Manager, see Chapter 18 2 Use the Last Known Good Configuration option (see Figure 8-3) to restart the PC with settings that were suc-cessful recently See Chapter 16 for ... monitor and the computer before making any cabling changes Beat the Blue Screen of Death 1 Start the computer again If the problem doesn’t recur, consider yourself lucky — for the moment Make backup

Ngày tải lên: 24/10/2013, 19:15

... retrieve them before you turn the computer back on; otherwise, they will short out electrical parts 9 Remove the power supply itself 10 To install the new power supply, perform Steps 9–3 in ... not terribly complex — operations you can perform inside the case of your computer involves installing system memory modules, or RAM (which stands for random-access memory) No soldering or arc-welding ... first jump gives Windows and other grams most of the space they need for efficient operation Moving from 2GB to 4GB improves performance, but not as much as the first step ➟ Chapter Please purchase

Ngày tải lên: 29/10/2013, 02:15

... before you turn on the power Diagnose a Troubled Keyboard 1 If the keyboard completely stops responding, check to see whether the device is connected properly at the computer end, and look for ... 3necessary changes or updates (For details, see “Revive a Dead Mouse, Trackball, or Keyboard,” later in this chapter.) You rarely have to make driver changes for a basic component such as a ... Trang 9PS/2 serial port connection for older mouse Figure 13-8 3 If you see no report of a problem with a port, click the Driver tab of this dialog box to check for conflicts or problems with device

Ngày tải lên: 08/11/2013, 01:15

... program The ones you don’t recognize are launchers or helpers for other hard-ware and software that help improve performance or are required for some operations 5 Click the Tools tab, which lists ... basic functionality for things like the keyboard and mouse, and displays a different screen from what you’re used to seeing Figure 16-1 provides additional informa-tion For details, see Chapter ... slightly different information from the screen shown in Figure 15-2. Navigation pane Figure 15-2 If you press F2 too late, your PC will proceed to load Windows Don’t turn it off; wait for Windows to

Ngày tải lên: 08/11/2013, 01:15

... this chapter 2 Uninstall any drivers or other software that you installed for the new hardware (See Chapter 4 for information on uninstalling programs and working with drivers.) 3 Choose Start➪Shut ... information about the driver software installed to support this device If you click the Driver Details button in this dialog box, Windows displays the path to the device’s driv-ers For information ... device drivers and configure hardware For details on using Device Manager, see Chapter 18 ➟ System Restore: This utility lets you retrieve settings and other information stored in the computer at

Ngày tải lên: 08/11/2013, 01:15

... Wiley, the Wiley Publishing logo, For Dummies, the Dummies Man logo, A Reference for the Rest of Us!, The Dummies Way, Dummies Daily, The Fun and Easy Way, Dummies.com, Just the Steps, and related ... going to tell you, saying my piece, and then reviewing for you what I just said That’s why I was delighted to tackle a Just the Steps For Dummies book on Windows Vista About This Book Windows ... WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE NO WARRANTY MAY BE CREATED OR EXTENDED BY SALES OR PROMOTIONAL MATERIALS THE ADVICE AND STRATEGIES CONTAINED HEREIN MAY NOT BE SUITABLE FOR EVERY SITUATION

Ngày tải lên: 13/12/2013, 02:16