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Access Project 1. Creating and Using a Database. Features of Microsoft Access . Data Entry and update – You can add, change, and delete data Queries (questions) – You can ask and receive instant answer to questions about the data in the database Forms – You can create forms to view the data
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Access Project 1 Creating and Using a Database
Features of Microsoft Access • Data Entry and update – You can add, change, and delete data • Queries (questions) – You can ask and receive instant answer to questions about the data in the database • Forms – You can create forms to view the data • Reports – You can create reports to display the data
Terminology • DBMS – Database Management System • Data – Is a collection of raw facts, figures, and symbols. (information) • Database – Describes a collection of data organized in a manner that allows access, retrieval, and use of that data.
Terminology • Database management System – (Access) is a software tool that allows you to use a computer to create a database; add, change, delete, sort and retrieve data in the database; Create forms and reports using the database. • In access a database consists of a collection of tables.
Terminology • In access a database consists of a collection of tables. • Records – rows in a table (contains information) • Field – Columns in a table, contains a specific piece of information within a record.
Terminology • Unique Identifier – A unique number or combination of characters that identifies a record • Primary Key – a Unique Identifier
Fields within a table • Field Name – Each field in a table must have a unique name. • Names can be up to 64 characters in length • Names can contain letters, digits, and spaces, as well as most punctuation symbols • Names cannot contain periods, exclamation points (!), accent graves (`), or square brackets ([]). • Same name cannot be use twice
Fields within a table • Data type – Indicates the type of data the field will contain. Some data types include: • Text – The field can only contain characters. A max of 255 characters is allowed. • Number – The field can contain only numbers. Numbers can be positive or negative. • Currency – The field can contain only monetary data. The values will appear with currency symbols. • Table 1-1 page AC17 has additional data types
Fields within a table • Description – Access allows you to enter a detailed description of the field.
The Access Window • Title Bar – Includes the title of the application (might include the name of the file) • Menu Bar – It is a special toolbar that displays menu names • Menu – Is a list of commands. It can contain submenus
The Access Window • Toolbars – Contains buttons that allow you to perform certain tasks more quickly than using the menu bar. • Taskbar – Displays the start button, any active windows and the current time • Status Bar – It contains special information that is appropriate for the task you are performing.