By Doug Gault

Starting Oracle program exhibit four introduces some of the most talked-about improvement structures to come back out of Oracle company in years. Oracle software convey, known as APEX for brief, allows speedy and straightforward improvement of web-based purposes that make complete use of Oracle Database. the discharge of APEX four brings a massive step forward by way of performance and value for either the developer and the top person. strength clients and programmers alike can quick prepare powerful and scalable purposes to be used via one individual, through a division, by means of a whole corporation.

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Once you’ve clicked the Add button, the definition of the constraint is added to the list of constraints at the top of the page. You can define as many constraints on a given table as necessary. Once you’re done, simply continue on with the wizard. 9. You’re not going to create any Unique or Check constraints here, so stick with the defaults and click Next. info CHAPTER 4 ■ SQL WORKSHOP Figure 4–4. The Constraints definition step The final step of the Create Table wizard shows you the code that will be executed and allows you to make any changes.

This is the table into which you’re going to be loading the TICKET data. info CHAPTER 4 ■ SQL WORKSHOP Figure 4–12. Enter the name of the table into which you’re going to load the data. 8. Paste the data that you copied to the clipboard in step 2 into the Data Text area and ensure that First row contains column names box is checked, as in Figure 4–13, and click Next. Figure 4–13. Pasting the spreadsheet data into the Data Text box Once you click Next, APEX will parse the data you’ve pasted in and do its best to match the column names in the first row of the spreadsheet data to the column names of the table you’re loading the data into.

Info CHAPTER 4 ■ SQL WORKSHOP Figure 4–9. Data Load and Unload methods provided by the Data Workshop Utility Although three separate options are presented, the Text Data and Spreadsheet Data options actually utilize the same Data Load wizard. There is little or no discernable difference in the actions of the wizard no matter which option you selected. The third option (XML Data) allows you to load data that has been exported in Oracle’s proprietary XML Data Transport format. The format looks like this: 2 DOUG A69856770A9AB9CBB0479573FCB3E2A5 3 DAVID E2E89134B8AC6E1FFC14139A6FB2C10B In your imaginary company, your help desk technicians have been using Microsoft Excel to track tickets, so you’re going to load the data using the Spreadsheet option.

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