Web Reference: This tutorial introduces you to the PL/SQL cursor and how to use it effectively to fetch data from a table. Implicit cursors are automatically created by Oracle whenever an SQL statement is executed, when there is no explicit cursor for the statement. Programmers cannot control the implicit cursors and the information in it. Whenever a DML statement (INSERT, UPDATE and DELETE) is issued, an implicit cursor is associated with this statement. For INSERT op... May 17, 2024 · Key actions involved in working with cursors in PL/SQL are: Declare Cursor: A cursor is declared by defining the SQL statement that returns a result set. Open: A Cursor is opened and populated by executing the SQL statement defined by the cursor.
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