Category Archives: Course on Computer Concepts

MS Access – Query Criteria

Query criteria helps you to retrieve specific items from an Access database. If an item matches with all the criteria you enter, it appears in the query results. When you want to limit the results of a query based on the values in a field, you use query criteria. A query criterion is an expression… Read More »

MS Access – Query Data

A query is a request for data results, and for action on data. You can use a query to answer a simple question, to perform calculations, to combine data from different tables, or even to add, change, or delete table data. As tables grow in size they can have hundreds of thousands of records, which… Read More »

MS Access – Adding Data

An Access database is not a file in the same sense as a Microsoft Office Word document or a Microsoft Office PowerPoint are. Instead, an Access database is a collection of objects like tables, forms, reports, queries etc. that must work together for a database to function properly. We have now created two tables with… Read More »

MS Access – Create Tables

When you create a database, you store your data in tables. Because other database objects depend so heavily on tables, you should always start your design of a database by creating all of its tables and then creating any other object. Before you create tables, carefully consider your requirements and determine all the tables that… Read More »

MS Access – Data Types

Every field in a table has properties and these properties define the field’s characteristics and behavior. The most important property for a field is its data type. A field’s data type determines what kind of data it can store. MS Access supports different types of data, each with a specific purpose. The data type determines… Read More »

MS Access – Create Database

In this chapter, we will be covering the basic process of starting Access and creating a database. This chapter will also explain how to create a desktop database by using a template and how to build a database from scratch. To create a database from a template, we first need to open MS Access and… Read More »

MS Access – Objects

MS Access uses “objects” to help the user list and organize information, as well as prepare specially designed reports. When you create a database, Access offers you Tables, Queries, Forms, Reports, Macros, and Modules. Databases in Access are composed of many objects but the following are the major objects − Tables Queries Forms Reports Together,… Read More »

MS Access – RDBMS

Microsoft Access has the look and feel of other Microsoft Office products as far as its layout and navigational aspects are concerned, but MS Access is a database and, more specifically, a relational database. Before MS Access 2007, the file extension was *.mdb, but in MS Access 2007 the extension has been changed to *.accdb extension. Early versions… Read More »

MS Access – Overview

Microsoft Access is a Database Management System (DBMS) from Microsoft that combines the relational Microsoft Jet Database Engine with a graphical user interface and software development tools. It is a part of the Microsoft Office suite of applications, included in the professional and higher editions. This is an introductory tutorial that covers the basics of… Read More »