How to use Implicit Cursors In SQL
Implicit Cursors are automatically created by Oracle when executing DML statements like INSERT, UPDATE, DELETE, or SELECT INTO. They do not require explicit declaration. The syntax for an Implicit Cursor is as follows:
BEGIN
INSERT INTO employees (employee_id, employee_name, department_id) VALUES (5, 'Sarah', 102);
COMMIT;
END;
Output:
Explanation: Inserts a new employee record into the ’employees’ table.
How to Retrieve Data From Multiple Tables Using PL/SQL Cursors
In database programming, the ability to retrieve data from multiple tables is essential for building robust and efficient applications. PL/SQL Cursors is a powerful feature that enables developers to navigate through result sets and make them the best option for querying data from multiple tables.
In this article, We will understand the use of PL/SQL Cursors to retrieve data from multiple tables by understanding the various methods along with the examples and so on.