Which of the following is used for iteration in PL SQL block?

How do you iterate in PL SQL?

PL/SQL LOOP syntax

The LOOP statement executes the statements in its body and returns control to the top of the loop. Typically, the body of the loop contains at least one EXIT or EXIT WHEN statement for terminating the loop. Otherwise, the loop becomes an infinite loop.

Which of the following is iterative controls in PL SQL?

PL/SQL Iterative Control Statements like Simple Loop, While Loop and For Loop gives you flexibility of Procedural Language with SQL.

Which of the following is used in loops of PL SQL?

Basic Loop Statement

This loop statement is the simplest loop structure in PL/SQL. The execution block starts with keyword ‘LOOP’ and ends with the keyword ‘END LOOP’. The exit condition should be given inside this execution block so that control exit from the loop.

Which of the following options are PL SQL block?

PL/SQL blocks can include variables, SQL statements, loops, constants, conditional statements and exception handling.

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What are the three kinds of loops in PL SQL?

Types of PL/SQL Loops

  • Basic Loop / Exit Loop.
  • While Loop.
  • For Loop.
  • Cursor For Loop.

What is procedure in PL SQL with example?

Procedure Vs. Function: Key Differences

Procedure Function
Used mainly to a execute certain process Used mainly to perform some calculation
Cannot call in SELECT statement A Function that contains no DML statements can be called in SELECT statement
Use OUT parameter to return the value Use RETURN to return the value

What is difference between procedure and function?

Function is used to calculate something from a given input. Hence it got its name from Mathematics. While procedure is the set of commands, which are executed in a order.

What is loop statement in PL SQL?

The LOOP statement executes a sequence of statements within a PL/SQL code block multiple times. WHILE statement (PL/SQL) The WHILE statement repeats a set of SQL statements as long as a specified expression is true. The condition is evaluated immediately before each entry into the loop body.

Where do we use loops in PL SQL?

PL/SQL for loop is used when when you want to execute a set of statements for a predetermined number of times. The loop is iterated between the start and end integer values. The counter is always incremented by 1 and once the counter reaches the value of end integer, the loop ends.

Can we use basic loop in PL SQL?

PL/SQL Basic Loop

Basic loop or simple loop is preferred in PL/SQL code when there is no surety about how many times the block of code is to be repeated. … A basic/simple loop can be terminated at any given point by using the exit statement or by specifying certain condition by using the statement exit when .

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What is advantage of PL SQL is a procedural language?

PL/SQL offers the following advantages over any other procedural language: support for SQL, closer integration with Oracle leading to better performance, and. support for object-oriented programming.

What is the structure of PL SQL program?

Block Structure

PL/SQL is a block-structured language. That is, the basic units (procedures, functions, and anonymous blocks) that make up a PL/SQL program are logical blocks, which can contain any number of nested sub-blocks. Typically, each logical block corresponds to a problem or subproblem to be solved.