Pl sql sample programs pdf files

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Section 1. Getting started with PL/SQL. What is PL/SQL - introduce you to PL/SQL programming language and its architecture.; Anonymous Block - explain PL/SQL anonymous blocks and shows you how to execute an anonymous block in SQL*Plus and Oracle SQL Developer tools.; Data Types - give you a brief overview of PL/SQL data types including number, Boolean, character, and datetime. Code language: SQL (Structured Query Language) (sql) The third variable is a cursor-based record named c_sales. In the execution section, we perform the following: First, reset credit limits of all customers to zero using an UPDATE statement. Second, open the c_sales cursor. Third, fetch each row from the cursor. PL/SQL is a block structured language that enables developers to combine the power of SQL with procedural statements.All the statements of a block are passed to oracle engine all at once which increases processing speed and decreases the traffic. Disadvantages of SQL: To use the command files: Type your code in a text editor, like Notepad, Notepad+, or EditPlus, etc. Save the file with the .sqlextension in the home directory. Launch the SQL*Plus command promptfrom the directory where you created your PL/SQL file. Type @file_nameat the SQL*Plus command prompt to execute your program. Oracle PL/SQL is an extension of SQL language, designed for seamless processing of SQL statements enhancing the security, portability, and robustness of the database. This PL/SQL online programming eBook explains some important aspect of PL SQL language like block structure, data types, packages, triggers, exception handling, etc. Inside this PDF UTL File is the separate utility package provided by Oracle to perform special tasks. This is mainly used for reading and write the operating system files from PL/SQL packages or subprograms. It got the separate functions to put the information and to get the information from files. It also allows to read/write in the native character set. PL/SQL procedure successfully completed. • Block Types A PL/SQL program comprises one or more blocks. The blocks can be entirely separate or nested one within another. One block can represent a small part of another block, which in turn can be part of the whole unit of code. The following are some of the blocks that a PL/SQL program: Executing a PL/SQL Program SQL> START C:BUSINESSORACLE~1PLSQL1L1.SQL HELLO PL/SQL PROCEDURE SUCCESSFULLY COMPLETED End listing . 3 Practice 1. Create a program that outputs the message "I am soon to be a PL/SQL expert." CODE BLOCK COMPONENTS AND BLOCK LABELS Code Block Sections There are four types of code block sections. These are: • Header - This is the optional first section of The information contained herein is subject to change without notice and is not warranted to be error-free. If you find any errors, please report them to us in writing. If this is software or related documentation that is d elivered to the U.S. Government or anyone licensing it on behalf of the U.S. Government, then the following notice is applicable: U.S. GOVERNMENT END USERS: Oracle programs PL/SQL Fundamentals