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This chapter provides an overview of databases, specifically focusing on Microsoft Access. A database is a collection of data organized for easy access, retrieval, and use. Key features of Access include efficient data entry and updates, complex query capabilities for instant answers, customizable forms for attractive data representation, and advanced reporting tools for sophisticated data presentation. Additionally, Access supports web functionalities by allowing data to be saved in HTML format. Understanding records, fields, and unique identifiers like primary keys will enhance your proficiency with Access.
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Database • Describes a collection of data organized in a manner that allows access, retrieval, and use of that data
Key Features of Access • Data entry/update • Easy mechanism for adding, changing, and deleting data • Queries • Ask complex questions concerning the data and receive instant answers • Forms • Produce attractive forms for representing data
Key Features of Access Cont. • Reports • Makes it easy to produce sophisticated reports for presenting data • Web support • Allows you to save as HTML format and use on the web.
Records • A record contains information about a given person, product or event. • Rows in tables are called records
Field • A field contains a specific piece of information within a record. • Columns in the tables are called fields
Unique Identifier • A client number • Example – Social Security Number • Also known as a Primary Key