Beginning Oracle Application Express (Wrox Programmer to by Rick Greenwald

By Rick Greenwald

Oracle software convey is an easy-to-use program improvement setting equipped at the Oracle expertise stack. There are features of that prior sentence that you could be locate jarring—that Oracle, a firm widely recognized for its database expertise, has an program improvement surroundings, and that Oracle, a firm regarded as supplying high-end, enterprise-ready know-how, has whatever that's effortless to use.But, as this ebook will exhibit, the introductory assertion is totally exact. Oracle software convey, generally called Oracle APEX or just APEX, does enjoy the normal enterprise-class robustness that's the hallmark of Oracle know-how. The purposes you construct can be in a position to aid hundreds and hundreds of clients and lots of terabytes of knowledge, scalability a ways past even the mind's eye of such a lot different improvement environments.And Oracle APEX, with its declarative, wizard-driven technique, is actually effortless to exploit. throughout the few hundred pages of this e-book, you won't basically know about how you can use APEX, you'll create a usable order access procedure. the short studying curve provided in those pages is a final result of a long time of improvement and refinement of the APEX product, which all started lifestyles nearly a decade in the past inside of Oracle.By the tip of this quantity, you'll comprehend adequate to create your individual functions, in addition to having the information and knowing of Oracle APEX and the area of Oracle know-how to discover extra refinements in your own.Best of all, you should use APEX with totally no cost—either in a hosted setting, as prompt in bankruptcy 1, or with a unfastened model of the Oracle database.Welcome to the area of Oracle program Express!This e-book is geared toward a selected crew of users—those who're now not conversant in Oracle software exhibit. The booklet assumes that you've a uncomplicated wisdom of software improvement, the kind you'll get from fooling around with a private database akin to entry. in truth, this ebook used to be written with an entry developer in mind—an entry developer trying to step as much as a extra scalable and trustworthy setting, with diminished upkeep overhead and bigger integration among program systems.This publication covers using Oracle program convey. even if the publication is predicated at the 3.5 model, you should use the e-book with older models in addition. besides the fact that, because the booklet will use a hosted model of Oracle software show, and because either the Oracle database that help the product and the product itself can be found as loose downloads from http://otn.oracle.com, try to be in a position to use the newest model easily.This publication is dependent to provide the reader a steady advent to the necessities of improvement with Oracle program exhibit. The booklet includes the following:Welcome to Oracle!—This includes an outline of Oracle program convey, in addition to directions on find out how to manage a hosted improvement atmosphere for appearing the routines utilized in the book.Jumpstart Oracle program Express—You will bounce into growing functions with Oracle program show and end an easy software by way of the tip of this.Extending Your Oracle APEX Application—This will introduce you to the choices in Oracle APEX that allow you to make sure that your clients will input right info whereas utilizing your application.Validation, Calculation, Navigation, and Lists—This maintains the exploration of the features of APEX that assist you to make sure that info utilized in your program is right. also, this covers uncomplicated navigation recommendations in your application.Reporting and Charting—This covers the robust and versatile experiences you could create with Oracle APEX, and introduces you to the graphical services of APEX reporting.Components operating Together—This extends your paintings with charts, exhibiting how one can create charts that hyperlink to a extra exact view of the information they symbolize. additionally, you will find out how to create a calendar web page with hyperlinks to the information proven as a part of the calendar, and the way so as to add photos taken from the underlying database to an Oracle APEX report.Customizing consumer Interfaces—This explores complicated strategies for customizing person interfaces, on person pages in addition to throughout your whole APEX application.PL/SQL—This introduces you to PL/SQL, the underlying language used to enforce your APEX program, and demonstrates tips to use the ability of PL/SQL to increase the good judgment on your application.Security—This covers how safeguard is applied to your APEX environment.Deployment and Administration—This covers the choices you've gotten for deploying an APEX program to a different setting and walks you thru a type of thoughts. also, this introduces you to the executive performance you should use to watch and deal with your APEX applications.Packaged Applications—This supplies an outline of packaged purposes to be had for Oracle program show, with a extra distinct examine a decide upon few.Migration—This describes find out how to migrate functions from Microsoft entry to Oracle software exhibit.

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Enter la into the search box, and click Go to bring up the page shown in Figure 2-20. Now, you can see that the search function limited the display to those records that had the character “la” somewhere in their columns. You could have limited the number of rows returned with the selection list to the right of the search term field. But notice that the search term now appears below the search header, along with an icon to indicate that the search term limits the rows, a check box to indicate whether the search term is used, and an icon to delete the search term.

You can use APEX to create the structures for your data and quickly build interactive HTML-based pages to give users access to this data. This chapter will get you right into the mix. In the next few pages, you will learn about the basic data design for the sample application used in this book, create the tables specified in that design, and create your first few pages to interact with that data. By the end of the chapter, you will have the bulk of the functionality you saw in the previous chapter ready for actual use.

Application Needs The application we will be building is an order entry system. The multiple pages that make up this application will have to deal with a number of data areas, including: ❑❑ Orders, which will include data identifying the overall order ❑❑ Order detail lines, which will indicate the quantity and pricing of a particular product within an order ❑❑ Products, which will carry descriptive information about the products offered by your company ❑❑ Customers, those wonderful people who will be ordering products You will need to collect and process data about these four entities in the application that you will be designing for this book.

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