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Transcript
Introduction to a Database Defining a database Database window in Access The six items in window: Tables, Queries Forms, Reports, Macros, Modules Database Window Menu Bar Toolbar Database Window Object Buttons Creating a Table Using Table Wizard Table Wizard Screen Table Wizard Creating a Table Using Table Wizard Designing a table yourself Field names Data types Primary key Properties Views--Datasheet or Design Design View Primary Key Field Names Data Type Description Field Properties Data Types Number Text Memo Date/Time Currency Yes/No AutoNumber OLE Hyperlink Properties Validation Field size Rule Format Text Validation Input Mask Required Caption Allow Zero Length Default Value Indexed Table Design Basics Include necessary data Store data in smallest parts Do not use calculated fields Tables Design view used to create fields Datasheet view used to add, edit, or delete records Each column represents a field Records are recorded in rows Datasheet View Triangle indicates data has been saved to disk Each column is a field Each row is a record Current Record Total Number of Records Database Form Label Text Box (bound to field) Command Buttons Each page shows one record Go To First Record Go To Next Record Go To Last Record Creating a Form Controls--objects Bound control has data source Unbound control: no data source Calculated control: expression as data source Properties Form Wizard Form Design View Sizing handles Click and drag to move Toolbox Form View Combo Box (Drop Down List) Check box Option Group Query Design View Run Button Table Calculated Field Query Selection Criteria 2 or more lines = “Or”: find items that satisfy either Same line = “And”: find items that satisfy both Parametric Query Query Design Window Only entries with fields matching entry will show Parameter [in brackets] in Criteria Row