Tài liệu Teach Yourself PL/SQL in 21 Days- P13 ppt

... FALSE, message_grouping IN BINARY_INTEGER DEFAULT none, comment IN VARCHAR2 DEFAULT NULL, auto_commit IN BOOLEAN DEFAULT TRUE, primary_instance IN BINARY_INTEGER DEFAULT 0, secondary_instance IN BINARY_INTEGER DEFAULT ... and both enqueuing and dequeuing are enabled. Placing Messages in a Queue After creating and starting a queue, you place messages in the queue by enqueuing the...

Ngày tải lên: 24/12/2013, 12:17

... Displaying Strings and Characters The puts() Function❍ The printf() Function❍ ● Reading Strings from the Keyboard Inputting Strings Using the gets() Function❍ Inputting Strings Using the ... "Pointers: Beyond the Basics." Incrementing You can add an integer to a pointer in order to point to a different memory location. Decrementing You can subtract an integer from a pointer...

Ngày tải lên: 26/01/2014, 15:20

... result. Outer Joins versus Inner Joins Just as the non-equi-join balances the equi-join, an outer join complements the inner join. An inner join is where the rows of the tables are combined with each ... 1200.00 TANDEM ANALYSIS: This information is a result of joining three tables. You can now use this information to create an invoice. NOTE: In the example at the beginning of the day, S...

Ngày tải lên: 06/08/2013, 17:39

... this writing, PHP is at version 3, but version 4 is in beta and will be released soon. This introductory chapter intentionally avoids going into a close principles. Installing and Running PHP ... script in which they are used and in any scripts that are included in that one (you'll look at incorporating one script into another script soon, using the INCLUDE statement). In t...

Ngày tải lên: 25/11/2013, 11:09

... Hour 424 21 Using Netscape To See the World Wide Web 425 Goals for This Hour 425 Introduction to the Internet 426 Task 21. 1: Starting Your Browser 427 Task 21. 2: Finding Some Sites 432 Task 21. 3: ... symbolic link. The filename shows just the specifics of the link, indicating that sys points to the directory usr/ sys. In fact, if you count the number of letters in the name usr/sys...

Ngày tải lên: 17/01/2014, 08:20

... Team Building Top Quick Tips Internet & Businesses Online Affiliate Revenue Blogging, RSS & Feeds Domain Name E-Book E-commerce Email Marketing Ezine Marketing Ezine Publishing Forums ... makes long-term link maintenance a real possibility. • Distribution In addition to linking, XML introduces a far more sophisticated method of including link targets in the current inst...

Ngày tải lên: 05/03/2014, 23:20

... there is no prototype for main, add the line int main(); just before line 3. You will need to add this line before the beginning of the main function in every program in this book. Most compilers ... WARNING: The following listing contains line numbers on the left. These numbers are for reference within the book. They should not be typed in to your editor. For example, in line 1...

Ngày tải lên: 17/03/2014, 13:20

... Applet 211 More About Flicker: Double-Buffering 212 Creating Applets with Double-Buffering 212 An Example: Checkers Revisited 213 Summary 214 Q&A 215 Day 12 Managing Simple Events and Interactivity ... 8:11 PM13 Teach Yourself JAVA in 21 Days M T W T F S S 21 xiv P2/V4SQC6 TY Java in 21 Days 030-4 louisa 12.31.95 FM LP#4 An Example: Entering, Displaying, and Movi...

Ngày tải lên: 18/03/2014, 23:20

... Clauses in SQL Day 6 Joining Tables Day 7 Subqueries: The Embedded SELECT Statement Week 1 in Review Week 2 at a Glance Day 8 Manipulating Data Day 9 Creating and Maintaining Tables driver. Depending ... (API) to underlying database systems. It communicates with the database through a library driver, just as Windows communicates with a printer via a printer Teach Yourself SQL in 2...

Ngày tải lên: 01/04/2014, 10:20

... spacing should include aligning the END LOOP with the LOOP statement and the usual indent of five spaces for statements within the loop. Listing 5 .21 contains an exam- ple in which the spacing ... appears confusing because the code doesn’t follow these tips. After Listing 5 .21, you will see the same example with a better style of coding in Listings 5.22 and 5.23. L ISTING 5 .21 A Co...

Ngày tải lên: 15/12/2013, 05:15