pl sql language pocket reference fourth edition

... 23Trang 9The Oracle PL/SQL Language Pocket Reference is a quick ref-erence guide to the PL/SQL programming language, whichprovides procedural extensions to the SQL relational data-base language and ... books: Oracle PL/SQL Programming, Fourth Edition, by Steven Feuerstein with Bill Pribyl Learning Oracle PL/SQL, by Bill Pribyl with Steven Feuerstein Oracle PL/SQL Best Practices, Second Edition, ... purpose of this pocket reference is to help PL/SQL usersfind the syntax of specific language elements It is not a self-contained user guide; basic knowledge of the PL/SQL pro-gramming language is...

Ngày tải lên: 17/04/2017, 10:01

... arise in your application The following sections look at how you define, raise, and handle exceptions in PL/SQL Previous: 7.7 Tips for PL/ SQL Loops Oracle PL/SQL Programming, 2nd Edition Next: ... should do Fortunately, PL/SQL offers a powerful and flexible way to trap and handle errors in your programs It is entirely feasible within the PL/SQL language to build an application which fully ... exception section When an error occurs in PL/SQL, whether a system error or an application error, an exception is raised The processing in the current PL/SQL block's execution section halts and...

Ngày tải lên: 17/10/2013, 22:15

... passing the reference to that result set ● Employ the full functionality of static PL/SQL cursors for cursor variables You can OPEN, CLOSE, and FETCH with cursor variables within your PL/SQL programs ... FETCH syntax when fetching from a cursor variable into local PL/SQL data structures There are, however, additional rules applied by PL/SQL to make sure that the data structures of the cursor variable's ... query and the INTO clause do not structurally match (and PL/SQL will use implicit conversions if necessary and possible), then the PL/SQL runtime engine will raise the predefined ROWTYPE_MISMATCH...

Ngày tải lên: 20/10/2013, 17:15

... lots of options in PL/SQL for executing SQL, and all of them occur as some type of cursor Generally, there are two types of SQL that you can execute in PL/SQL: static and dynamic SQL is static if ... 6.1 Transaction Management Oracle PL/SQL Programming, 2nd Edition Next: 6.3 Implicit and Explicit Cursors 6.1 Transaction Management Book Index 6.3 Implicit and Explicit Trang 8Fetching from CursorsColumn ... Cursors Working with Cursors PL/SQL is tightly integrated with the Oracle database via the SQL language From within PL/SQL, you can execute any DML (data manipulation language) statements, including...

Ngày tải lên: 20/10/2013, 17:15

... constructs of PL/SQL to the underlying database (accessed through SQL) NOTE: PL/SQL also offers the %ROWTYPE declaration attribute, which allows you to create anchored datatypes for PL/SQL record ... are replaced with a replacement string If the match_string is NULL, then REPLACE does not try to match and replace any characters in the original string If the replace_string is NULL, then REPLACE ... components The two composite types currently supported by PL/SQL are the record and table (described in Chapter 9, Records in PL/SQL, and Chapter 10, PL/SQL Tables, respectively) The scalar datatypes fall...

Ngày tải lên: 24/10/2013, 15:15

... Formatting Control Structures 3.2 Formatting SQL Statements Because PL/SQL is an extension to the SQL language, you can place SQL statements directly in your PL/SQL programs You can also define cursors ... lines inside a sql statement when you are coding that sql from within a pl/ sql block You may not, on the other hand, embed white space in sql statements you are executing from the sql*Plus command ... the middle of the line By placing each statement on its own line you mirror the complexity of a program the simple lines look simple and the complex statements look complex and reinforce the...

Ngày tải lên: 24/10/2013, 15:15

... 13Previous: 1.4 PL/SQL Versions Oracle PL/SQL Programming, 2nd Edition Next: 1.6 A Few of My Favorite (PL/SQL) Things Trang 14Previous: 1.3 The Origins of PL/SQL Chapter 1Introduction to PL/SQL Next: ... Trang 17transaction Because the SQL is called from within PL/SQL, you can make use of PL/SQL constructs in the SQL statement The following example references the PL/SQL variable last_hire_date in ... about everyone else's on this strange planet So read on! Previous: 1.6 A Few of My Favorite (PL/SQL) Things Oracle PL/SQL Programming, 2nd Edition Next: 2 PL/SQL Language Fundamentals Trang 5Previous:...

Ngày tải lên: 28/10/2013, 22:15

... written in SQL*Forms, SQL*Reportwriter, SQL*Plus, and SQL*Menu While their PL/SQL skills have progressed to meet the needs of specific applications, most could expand both their PL/SQL knowledge ... RevealNet PL/SQL Pipeline Archives at http://www.revealnet.com/plsql-pipeline Previous: Which Platform or Version? Oracle PL/SQL Programming, 2nd Edition Next: Comments and Questions Which Platform ... comprehensive, useful coverage of the PL/SQL language over the life of this language The first edition of this book covered most of PL/SQL's features as it existed through PL/SQL Release 2.3 With the release...

Ngày tải lên: 28/10/2013, 22:15

... the table I then add a third field which is actually a PL/SQL table of employee ID numbers (PL/SQL tables are described in Chapter 10, PL/SQL Tables.) TYPE company_rectype IS RECORD (company_id ... clause of an implicit query is the only part of a SQL DML statement in which a PL/SQL record (as an aggregate and not its component fields) can be referenced 9.5.3 FETCH INTO from an Explicit Cursor ... explore in the next section Previous: 9.2 Table-Based Records Oracle PL/SQL Programming, 2nd Edition Next: 9.4 Defined Records Trang 20Previous: 9.3 Cursor-Based Records Chapter 9Records in PL/SQL...

Ngày tải lên: 07/11/2013, 19:15

... Clearing the PL/SQL Table Oracle PL/SQL Programming, 2nd Edition Next: 10.9 Working with PL/SQL Tables Trang 20Previous: 10.8 PL/SQL Table Enhancements in PL/ SQL Release 2.3 Chapter 10PL/SQL Tables ... of a PL/SQL Table Oracle PL/SQL Programming, 2nd Edition Next: 10.8 PL/SQL Table Enhancements in PL/SQL Release 2.3 10.6 Filling the Rows of a PL/ Trang 10Previous: 10.7 Clearing the PL/SQL Table ... Chapter 10PL/SQL Tables Next: 10.9 Working with PL/SQL Tables 10.8 PL/SQL Table Enhancements in PL/SQL Release 2.3 PL/SQL Release 2.3 offers significantly enhanced functionality for PL/SQL tables...

Ngày tải lên: 07/11/2013, 19:15

... REPLACE function is: FUNCTION REPLACE (string1 IN VARCHAR2, match_string IN VARCHAR2 [, replace_string IN VARCHAR2]) RETURN VARCHAR2 If you do not specify the replacement string, then REPLACE ... REPLACE simply removes all occurrences of the match_string in string1 If you specify neither a match string nor a replacement string, REPLACE returns NULL Here are several examples using REPLACE: ... let's pull apart this single, rather complex statement into separate PL/SQL steps which correspond to my "natural language" description: ❍ Replace all occurrences of "abc" with...

Ngày tải lên: 07/11/2013, 19:15

... Character Function Examples Oracle PL/SQL Programming, 2nd Edition Next: 12.2 Date Function Examples 11.2 Character Function Examples Book Index 12.2 Date Function Examples The Oracle Library ... variables when an application is initiated In PL/SQL, you would do this with package variables Note that this example relies heavily on the package structure, which is explained in Chapter 16 ... simply unable to remember the time in Anchorage when it is 3:00 P M in Chicago (and I really doubt that a lot of people in Anchorage can convert to Midwest U.S time) Fortunately for me, PL/SQL...

Ngày tải lên: 15/12/2013, 04:15

... selecting five articles $sql = 'SELECT * FROM articles LIMIT 0,5'; $result = mysql_query( $sql, $connection); // Display the results while ($row = mysql_fetch_array($result)) { // Display results here ... like this:

Ngày tải lên: 17/02/2014, 23:20

... Examples Example 2-1: Welcome.java Example 2-2: ImageViewer.java Example 2-3: WelcomeApplet.html Example 2-4: WelcomeAppletPlugin.html Example 2-5: WelcomeApplet.java Example 3-1: FirstSample.java ... I–Fundamentals Example 4-6: PackageTest.java Example 4-7: Employee.java Example 5-1: ManagerTest.java Example 5-2: PersonTest.java Example 5-3: EqualsTest.java Example 5-4: ArrayListTest.java Example 5-5: ... CenteredFrameTest.java Example 7-3: NotHelloWorld.java Example 7-4: DrawTest.java Example 7-5: FillTest.java Example 7-6: FontTest.java Example 7-7: ImageTest.java Example 8-1: ButtonTest.java Example 8-2: PlafTest.java...

Ngày tải lên: 31/07/2013, 09:23

... Many applications may use a service at the host-to-host layer, and many services at the host-to-host layer may use the internet layer Multiple protocol suites (IP, IPX, AppleTalk, for example) ... send an ARP Reply to the source address, supplying its MAC address (Figure 2.22) Figure 2.22 An analyzer capture of the ARP Reply depicted in Figure 2.20 Cisco routers will display ARP activity ... Reply (2) Other values may also be found here, indicating other uses for the ARP packet Examples are Reverse ARP Request (4), Reverse ARP Reply (5), Inverse ARP Request (8), and Inverse ARP Reply...

Ngày tải lên: 10/12/2013, 16:15

... Standard Edition SE The Java platform for use on desktops and simple server applications Enterprise Edition EE The Java platform for complex server applications Micro Edition ME The Java platform ... Management 424 Dialog Boxes 452 Chapter 10: Deploying Applications and Applets 493 JAR Files 494 Java Web Start 501 Applets 516 Storage of Application Preferences 539 Chapter 11: Exceptions, Logging, ... instructions and the applet tag, telling the applet viewer to load the applet whose code is stored in WelcomeApplet.class The applet viewer ignores all HTML tags except for the applet tag Unfortunately,...

Ngày tải lên: 24/12/2013, 12:16

... take place, and be proved in the right, when so many people said Mr Weston would never marry again, may comfort me for any thing.’ Mr Knightley shook his head at her Her father fondly replied, ... rate, it must be better to have only one to please than two.’ ‘Especially when one of those two is such a fanciful, troublesome creature!’ said Emma playfully ‘That is what you have in your head, ... bring about this marriage A worthy employment for a young lady’s mind! But if, which I rather imagine, your making the match, as you call it, means only your planning it, your saying to yourself...

Ngày tải lên: 24/12/2013, 13:16

... your claim to that station by every thing within your own power, or there will be plenty of people who would take pleasure in degrading you.’ ‘Yes, to be sure, I suppose there are But while I visit ... like what you expected? What you think of him? Do you think him so very plain?’ ‘He is very plain, undoubtedly—remarkably plain:—but that is nothing compared with his entire want of gentility I ... very happy months with them, and now loved to talk of the pleasures of her visit, and describe the many comforts and wonders of the place Emma encouraged her talkativeness— amused by such a picture...

Ngày tải lên: 24/12/2013, 13:16

... any likeness of them, beyond the air and complexion, unless they are coarser featured than any of mama’s children ever were Here is my sketch of the fourth, who was a baby I took him as he was ... offence; but was really obliged to put an end to it, and request him to place himself elsewhere It then occurred to her to employ him in reading ‘If he would be so good as to read to them, it would ... was no being displeased with such an encourager, for his admiration made him discern a likeness almost before it was possible She could not respect his eye, but his love and his complaisance were...

Ngày tải lên: 24/12/2013, 13:16

... used by any other nodes on the local network ⇒ Adjust the display (if necessary) The display can easily be changed by selecting the display icon from the control panel Select the setting option ... motherboard, and power supply Power cord A cord used to connect an electrical device to an electrical outlet to provide power to the device Power supply The component that supplies power to a computer ... in a network system Transistor A device that amplifies a signal or opens and closes a circuit Video card A board that plugs into a PC to give it display capabilities Wide-area networks (WANs) Data...

Ngày tải lên: 17/01/2014, 08:20