Data Types

This tutorial will teach you how to understand what are the variables in java. A data type refers to the type of data that can be stored in a variable, means that a variable needs a data type to save space in the memory for allocation. So, now let's start this tutorial! 1. Open JCreator or NetBeans and make a java program with a file name of variables.java. 2. Now, we will initialize variables with their own data types in java. An int data type contains a whole number.

The data type determines the kind of values that users can store in the field. Like every programming languages, the SQL also has specific data type to store data. Following are some data type and there descriptions in which SQL allows us to store data.

Microsoft Access Data Types

Source: Microsoft Access Help