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Transcript
Microsoft Access What is Access? Access is a database software that tracks information for businesses or individuals. Access is a relational database management system (RDBMS). What Makes Up a Database Objects are elements in a database. Objects can be stored, displayed, selected, or perform an action. Objects include: tables, queries, forms, reports, pages, macros, and modules. Object Descriptions There are several objects in a Database: Tables – store information about a person, place, or thing. Information within a table appears in records (rows) and fields (columns). Records – contain data about one entity. Fields – data elements within a record. Queries Queries are used to answer questions about data. They can show fields from one or more tables. Conditions for queries can be specific Queries can be used to calculate totals or averages from information in the table. Forms Forms allow you to view, edit, or add records. Reports Reports are used to print data. They can be grouped, calculated, formatted differently, and enhanced by the use of graphics. Database Title bar Object bar Database Window Creating Tables Microsoft Access Table Wizard Select File new, blank database from the Task Pane. Assign a Name to the Database, click create Click new for a new object and click open to open an existing object Click Table Wizard Select Business or Personal Select Sample Tables and Sample Fields to complete the creation of Rows and columns for a Table. Name your Table. Datasheet View Allows you to view and edit or add data to a Table. Delete fields and records Add fields and records Rename fields and records Shift F2 allows you to add a comment to a record Design View Allows you to add fields or make changes to the overall formatting and properties of a table. The Design View is made up of Elements: Field Name, Data Type, Description and Field Properties. The Field Name Element Purpose Identifies the data. Can contain up to 64 characters Alphabetic and numeric characters can be used ., [], ! Or accent marks cannot be used The Data Type Element Purpose: Specifies the type of information to be entered into the field. There are 9 data type that can be used The Description Element Purpose: It is an optional field and provides clarification of a fields purpose. The Field Properties Element Purpose: Provides the characteristics or attributes of a field that control how the data is stored and displayed.