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How To Look at the Current SQL*Plus System Settings
How To Look at the Current SQL*Plus System Settings? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool If you want to see the current values of SQL*Plus system settings, you can use the SHOW command as shown in the following tutorial exercise: SQL> SHOW AUTOCOMMIT autocommit OFF S... 2007-04-29, 4866👍, 0💬

What Are SQL*Plus Environment Variables
What Are SQL*Plus Environment Variables? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool Behaviors of SQL*Plus are also controlled a some environment variables predefined on the local operating system. Here are some commonly used SQL*Plus environment variables: ORACLE_HOME - The... 2007-04-29, 4953👍, 0💬

How To Open and Close an Explicit Cursor
How To Open and Close an Explicit Cursor? - Oracle DBA FAQ - Working with Cursors in PL/SQL An existing cursor can be opened or closed by the OPEN or CLOSE statement as shown in the following sample script: DECLARE CURSOR c_list IS SELECT * FROM countries; CURSOR t_list IS SELECT * FROM employees WH... 2007-04-29, 4977👍, 0💬

How To Define an Explicit Cursor
How To Define an Explicit Cursor? - Oracle DBA FAQ - Working with Cursors in PL/SQL An explicit cursor must be defined in the declaration part of a procedure or function with the CURSOR ... IS statement as shown in the following sample script: DECLARE CURSOR c_list IS SELECT * FROM countries; CURSOR... 2007-04-29, 5077👍, 0💬

How To Change SQL*Plus System Settings
How To Change SQL*Plus System Settings? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool SQL*Plus environment is controlled a big list of SQL*Plus system settings. You can change them by using the SET command as shown in the following list: SET AUTOCOMMIT OFF - Turns off the auto... 2007-04-29, 4927👍, 0💬

How To Run PL/SQL Statements in SQL*Plus
How To Run PL/SQL Statements in SQL*Plus? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool If you want to run a single PL/SQL statement in SQL*Plus, you need to use the EXECUTE command as shown in the following tutorial example: SQL> SET SERVEROUTPUT ON SQL> EXECUTE DBMS_OUTPUT.P... 2007-04-29, 5018👍, 0💬

How To Retrieve Data from an Cursor to a RECORD
How To Retrieve Data from an Cursor to a RECORD? - Oracle DBA FAQ - Working with Cursors in PL/SQL If you have a cursor opened ready to use, you can also use the FETCH statement to retrieve data from the cursor into a RECORD variable as shown in the tutorial exercise below: CREATE OR REPLACE PROCEDU... 2007-04-29, 5065👍, 0💬

How To Retrieve Data from an Explicit Cursor
How To Retrieve Data from an Explicit Cursor? - Oracle DBA FAQ - Working with Cursors in PL/SQL If you have a cursor opened ready to use, you can use the FETCH ... INTO statement to retrieve data from the cursor into variables. FETCH statement will: Retrieve all the fields from the row pointed by th... 2007-04-29, 4894👍, 0💬

What Types of Commands Can Be Executed in SQL*Plus
What Types of Commands Can Be Executed in SQL*Plus? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool There are 4 types of commands you can run at the SQL*Plus command line prompt: 1. SQL commands - Standard SQL statements to be executed on target database on the Oracle server. Fo... 2007-04-29, 4822👍, 0💬

How To Run SQL Commands in SQL*Plus
How To Run SQL Commands in SQL*Plus? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool If you want to run a SQL command in SQL*Plus, you need to enter the SQL command in one or more lines and terminated with (;). The tutorial exercise below shows a good example: SQL> SELECT 'Welco... 2007-04-29, 4970👍, 0💬

How To Use FETCH Statement in a Loop
How To Use FETCH Statement in a Loop? - Oracle DBA FAQ - Working with Cursors in PL/SQL If you have a cursor opened ready to use, you can also use the FETCH statement in a loop to retrieve data from the cursor more efficiently. But you need to remember to use an EXIT statement break the loop when th... 2007-04-29, 5075👍, 0💬

How To Use an Explicit Cursor without OPEN Statements
How To Use an Explicit Cursor without OPEN Statements? - Oracle DBA FAQ - Working with Cursors in PL/SQL If you want to open a cursor and loop through its data rows in quick way, you can use the FOR ... IN ... LOOP statement in the same way as the implicit cursor. The following tutorial exercise giv... 2007-04-29, 5146👍, 0💬

What Happens If You Use a Wrong Connect Identifier
What Happens If You Use a Wrong Connect Identifier? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool Of course, you will get an error, if you use a wrong connect identifier. Here is an example of how SQL*Plus react to a wrong connect identifier: SQL> CONNECT fyi/retneciyf@WRONG; ... 2007-04-28, 5301👍, 0💬

What To Do If DBA Lost the SYSTEM Password
What To Do If DBA Lost the SYSTEM Password? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool If the DBA lost the password of the SYSTEM user account, he/she can go to the Oracle server machine, and run SQL*Plus on server locally with the operating system authentication method to ... 2007-04-28, 5157👍, 0💬

Can Multiple Cursors Being Opened at the Same Time
Can Multiple Cursors Being Opened at the Same Time? - Oracle DBA FAQ - Working with Cursors in PL/SQL Yes, multiple cursors can be opened at the same time. See the following example: CREATE OR REPLACE PROCEDURE FYI_CENTER AS CURSOR emp_cur IS SELECT * FROM employees; emp_rec employees%ROWTYPE; CURSO... 2007-04-28, 7956👍, 0💬

How To Pass a Parameter to a Cursor
How To Pass a Parameter to a Cursor? - Oracle DBA FAQ - Working with Cursors in PL/SQL When you define a cursor, you can set a formal parameter in the cursor. The formal parameter will be replaced by an actual parameter in the OPEN cursor statement. Here is a good example of a cursor with two parame... 2007-04-28, 5470👍, 0💬

How To Connect a SQL*Plus Session to an Oracle Server
How To Connect a SQL*Plus Session to an Oracle Server? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool In order to connect a SQL*Plus session to an Oracle server, you need to: 1. Obtain the connection information from the Oracle server DBA. 2. Define a new "connect identifier" c... 2007-04-28, 5023👍, 0💬

What Is a Connect Identifier
What Is a Connect Identifier? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool A "connect identifier" is an identification string of a single set of connection information to a specific target database instance on a specific Oracle server. Connect identifiers are defined and stor... 2007-04-28, 5768👍, 0💬

How To Define a Cursor Variable
How To Define a Cursor Variable? - Oracle DBA FAQ - Working with Cursors in PL/SQL To define cursor variable, you must decide which REF CURSOR data type to use. There are 3 ways to select a REF CURSOR data type: Define your own specific REF CURSOR types using the TYPE ... RETURN statement. Define yo... 2007-04-28, 5147👍, 0💬

What Is a Cursor Variable
What Is a Cursor Variable? - Oracle DBA FAQ - Working with Cursors in PL/SQL A cursor variable is a variable of a specific REF CURSOR data type, which is a pointer to a data structure resource connects to query statement result, similar to the CURSOR data type.. The advantage of using cursor variabl... 2007-04-28, 5425👍, 0💬

What Information Is Needed to Connect SQL*Plus an Oracle Server
What Information Is Needed to Connect SQL*Plus an Oracle Server? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool If you want to connect your SQL*Plus session to an Oracle server, you need to know the following information about this server: The network hostname, or IP address, o... 2007-04-28, 9986👍, 0💬

How To Get Help at the SQL Prompt
How To Get Help at the SQL Prompt? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool Once SQL*Plus is started, you will get a SQL prompt like this: SQL&gt;. This where you can enter commands for SQL*Plus to run. To get help information at the SQL prompt, you can use the HELP c... 2007-04-28, 5030👍, 0💬

How To Loop through a Cursor Variable
How To Loop through a Cursor Variable? - Oracle DBA FAQ - Working with Cursors in PL/SQL Once a cursor variable is opened with a query statement, it will have the same attributes as a normal cursor and it can be used in the same way a normal cursor too. The following sample script shows you how to l... 2007-04-28, 5243👍, 0💬

How To Open a Cursor Variable
How To Open a Cursor Variable? - Oracle DBA FAQ - Working with Cursors in PL/SQL A cursor variable must be opened with a specific query statement before you can fetch data fields from its data rows. To open a cursor variable, you can use the OPEN ... FOR statement as shown in the following tutorial ... 2007-04-28, 5166👍, 0💬

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.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML