PL/SQL Variables

Read previous tutorial: PL/SQL Data Types  In the last tutorial, we learnt few things about variables in PL/SQL. Now, we shall look at the constraint definitions and other related operations. PL/SQL Variables Constraints are associated with the variables defined in the code block. A constraint is a condition that is placed on the variable. Two …

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PL/SQL Data Types

In the previous tutorial, you learnt about how to write and run Hello World program in PL/SQL programming language. In this tutorial you will learn about various data types used in PL/SQL. PL/SQL Data Types Every programming language has built-in data types which are used for declaring variables and many other related tasks. Variable is …

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Hello World Program in PL/SQL

So, now that you know something very basic about PL/SQL programming language, let’s get our hands dirty into coding. Lets start with the very first program for printing hello world to get the basic cleared. Open your SQL terminal and first of all type. Set serveroutput on; Type the above command before executing any SQL …

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String in Java

String in Java is a sequence of characters. In other programming languages like C and C++, string is implemented as array of characters while in Java string is implemented as object of String class. String class is defined in java.lang package. StringBuffer and StringBuilder class is also used to create string in Java. We will …

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