Oracle PL/SQL - How To Create an Array in PL/SQL

How To Create an Array in PL/SQL

Q

How To Create an Array in PL/SQL? - Oracle DBA FAQ - Introduction to PL/SQL

✍: FYIcenter.com

A

If you want create an array data structure, you can use the collection type VARRAY. VARRAY stands for Variable Array. Here is a sample script on how to use VARRAY:

SQL> set serveroutput on;

SQL> DECLARE
  2    TYPE list IS VARRAY(3) OF VARCHAR(16);
  3    domain_list list;
  4  BEGIN
  5    domain_list := list('google','fyicenter','myspace');
  6    DBMS_OUTPUT.PUT_LINE('Second domain: '
  7       || domain_list(2));
  8  END;
  9  /
Second domain: fyicenter

As you can see, to define an array variable, you need to create your own array type, and use that type to define array variables.

2007-04-26, 6751👍, 0💬

How To Manage Transaction Isolation Level
How To Manage Transaction Isolation Level? - Oracle DBA FAQ - Introduction to PL/SQL Transaction isolation level can be managed in a procedure by using the SET TRANSACTION and COMMIT statements. Here is a sample script on how to manage transaction isolation level: SQL> CREATE OR REPLACE PROCEDURE HR... 2007-04-26, 6298👍, 0💬

How To Process Query Result in PL/SQL
How To Process Query Result in PL/SQL? - Oracle DBA FAQ - Introduction to PL/SQL You can run queries (SELECT statements) in a PL/SQL code blocks, and process the results a loop as shown in the following script example: SQL> set serveroutput on; SQL> BEGIN 2 FOR row IN 3 (SELECT * FROM employees WHER... 2007-04-26, 6072👍, 0💬

How To Pass Parameters to Procedures
How To Pass Parameters to Procedures? - Oracle DBA FAQ - Introduction to PL/SQL Store procedures or functions can take parameters. You need to define parameters while defining the procedure, and providing values to parameters while calling the procedure. The script below shows you how to do this: SQ... 2007-04-26, 4463👍, 0💬

How To Use SQL Statements in PL/SQL
How To Use SQL Statements in PL/SQL? - Oracle DBA FAQ - Introduction to PL/SQL SQL DML (Data Manipulation Language) statements can be included in PL/SQL code blocks directly without any changes. See the script below for examples: SQL> CREATE TABLE tip (id NUMBER(5) PRIMARY KEY, 2 subject VARCHAR(80)... 2007-04-25, 4190👍, 0💬

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.