Rapid Fire Questions on PL/SQL

It returns the Boolean value TRUE if at least one row was processed. In PL/SQL, the cursor attribute SQL%FOUND is used to check whether the last SQL operation (query) on a cursor returned at least one row. If the most recent fetch or execute on the cursor returned one or more rows, then SQL%FOUND will … Read more

The cursor attribute SQL%ROWCOUNT will return the number of rows that are processed by a SQL statement. In PL/SQL, the cursor attribute SQL%ROWCOUNT returns the number of rows that were affected by the most recent SQL statement executed. It is often used to determine how many rows were affected by operations like INSERT, UPDATE, or … Read more

Implicit cursor is implicitly declared by Oracle. This is a cursor to all the DDL and DML commands that return only one row. Explicit cursor is created for queries returning multiple rows. In PL/SQL, implicit and explicit cursors refer to two different ways of handling queries and processing result sets. Implicit Cursors: Implicit cursors are … Read more

Oracle uses workspaces to execute the SQL commands. When Oracle processes a SQL command, it opens an area in the memory called Private SQL Area. This area is identified by the cursor. It allows programmers to name this area and access it?s information. In PL/SQL, a cursor is a named private SQL area where you … Read more

Stored procedures and functions Packages Triggers Cursors In PL/SQL, you can create various schema objects. These objects are typically used to organize and manage database structures and data. The main types of schema objects that can be created using PL/SQL include: Stored Procedures: Stored procedures are named PL/SQL blocks that can be stored in the … Read more