Oracle - Working with Cursors in Oracle PL/SQL

Working with Cursors in Oracle PL/SQL

Q

Where to find answers to frequently asked questions on Working with Cursors in Oracle PL/SQL?

✍: FYIcenter.com

A

Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Working with Cursors in Oracle PL/SQL. Clear answers are provided with tutorial exercises on defining, opening, and closing cursors, looping through cursors, defining and using cursor variables.

What Is a Cursor in Oracle

Types of Cursors Supported in PL/SQL in Oracle

What Is the Implicit Cursor in Oracle

Attributes of the Implicit Cursor in Oracle

Loop through the Implicit Cursor in Oracle

Define an Explicit Cursor in Oracle

Open and Close an Explicit Cursor in Oracle

Retrieve Data from an Explicit Cursor in Oracle

Retrieve Data from a Cursor to a RECORD in Oracle

Use FETCH Statement in a Loop in Oracle

Use an Explicit Cursor without OPEN Statements in Oracle

Open Multiple Cursors at the Same Time in Oracle

Pass a Parameter to a Cursor in Oracle

What Is a Cursor Variable in Oracle

Define a Cursor Variable in Oracle

Open a Cursor Variable in Oracle

Loop through a Cursor Variable in Oracle

Pass a Cursor Variable to a Procedure in Oracle

Cursor Variable Easier to Use than Cursor in Oracle

Sample scripts used in this FAQ collection assumes that you are connected to the server with the HR user account on the default database instance XE. See other FAQ collections on how to connect to the server. It is also assumed that you are using SQL*Plus to practice the tutorial exercises.

⇒⇒Oracle Database Tutorials

2018-02-01, 1183👍, 0💬

What Is a Cursor in Oracle
What Is a Cursor in Oracle? A cursor looks like a variable, but it is not a variable. A cursor looks like a procedure, but it is not a procedure. A cursor is a cursor. It is a logical representation of a resource connects to a set of data rows related to a DML statement. A cursor is consists of: A D... 2018-02-01, 922👍, 0💬

Define a Variable to Match Column Data Type in Oracle
How To Define a Variable to Match a Table Column Data Type in Oracle? If you have a table, and want to define some variables to have exactly the same data types as some columns in that table, you can use table_name.column_name%TYPE as data types to define those variables. The tutorial sample below s... 2018-08-14, 882👍, 0💬

Types of Cursors Supported in PL/SQL in Oracle
How Many Types of Cursors Supported in PL/SQL in Oracle? PL/SQL supports two types of cursors: The implicit cursor - A single default cursor that automatically connects to the last DML statement executed. Explicit cursors - User defined cursors with specific DML statements and execution statuses. ... 2018-02-01, 876👍, 0💬

Update a Table Row with a RECORD in Oracle
How To Update a Table Row with a RECORD in Oracle? If you have a RECORD variable with data fields matching a table structure, you can update a row in this table with this RECORD variable using the UPDATE ... SET ROW statement as shown in the sample script below: CREATE TABLE emp_temp AS SELECT * FRO... 2018-08-14, 801👍, 0💬

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