'Explicit cursor' presentation slideshows

Oracle PL/SQL

Oracle PL/SQL. PL/SQL. Originally modeled after ADA Created for Dept. of Defense Allows expanded functionality of database applications Continues to improve with each new database release. PL/SQL. Features Tight integration with SQL Supports data types, functions, pseudo-columns, etc.

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Introduction to PL/SQL

Introduction to PL/SQL. Chapter 4. Lesson A Objectives. Learn the fundamentals of the PL/SQL programming language Write and execute PL/SQL programs in SQL*Plus Understand PL/SQL data type conversion functions Manipulate character strings in PL/SQL programs Learn how to debug PL/SQL programs.

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Cursors

Cursors. Objectives. After completing this lesson, you should be able to do the following: Distinguish between an implicit and an explicit cursor Discuss when and why to use an explicit cursor Use a PL/SQL record variable Write a cursor FOR loop. About Cursors.

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Cursors

Cursors. SQL Cursor. A cursor is a private SQL work area. There are two types of cursors: Implicit cursors Explicit cursors The Oracle Server uses implicit cursors to parse and execute your SQL statements. Explicit cursors are explicitly declared by the programmer. Cursors.

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CURSORS

CURSORS. CURSOR MANIPULATION. To process an SQL statement, ORACLE needs to create an area of memory known as the context area ; this will have the information needed to process the statement.

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Writing Explicit Cursors

Writing Explicit Cursors. About Cursors. Every SQL statement executed by the Oracle Server has an individual cursor associated with it: Implicit cursors: Declared for all DML and PL/SQL SELECT statements Explicit cursors: Declared and named by the programmer. Cursor.

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Oracle PLSQL Online Training

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The Best oracle plsql online training Institute - cheyat tech

Cheyat Technologies the best oracle online training institute provides Oracle PL/SQL Online Training and Tutorials with the best professionals, with real time examples in order to ensure that all our students are capable enough to handle real time scenarios. We provide on job support by real time experts in India and USA. Course Content : http://cheyat.com/oracle/pl-sql-online-training-tutorials.html For more info email us : Trainings@cheyat.com Jilani Shaik +91-91009-98433/34(India) +1-224-676-9882(USA)

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The Best Oracle PLSQL Online Training Institute - Cheyat Tech

Cheyat Technologies the best oracle online training institute provides Oracle PL/SQL Online Training and Tutorials with the best professionals, with real time examples in order to ensure that all our students are capable enough to handle real time scenarios. We provide on job support by real time experts in India and USA.

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Cursors & Triggers

Cursors & Triggers. INFSY 445 Fall 2005. PL/SQL. A unit of PL/SQL code is called a block [DECLARE] identifies variables & constants BEGIN identifies executable statements [EXCEPTION] identifies error handlers END; terminates the block. PL/SQL.

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Cursor

Cursor. A pointer to memory location on database server Used to: Retrieve and manipulate database data in PL/SQL programs Types: Implicit cursor Explicit cursor. Implicit Cursors. Context area A memory location created by INSERT, UPDATE, DELETE, or SELECT

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PL/SQL User Defined Types Record and Table

PL/SQL User Defined Types Record and Table. Please use speaker notes for additional information!. Records. A record is defined as a composite data structure because it is composed of multiple elements (components).

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