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- You have been introduced to queries in general and select queries in particular in Microsoft Access.
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- You can use queries in Access to view your data in different ways.
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- Each query you create is stored as a SQL command by Access.
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- The three main types of query in Access are
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- ò select queries
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- ò crosstab queries
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- ò action queries
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- Select queries allow you to select information from tables or other queries in your database.
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- You can use a wizard or the design grid to define select queries in Access.
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- It is easy to edit or customize existing queries in Access.
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- You have been introduced to total, crosstab, and action queries.
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- A total query is a type of select query you can use to calculate totals in a recordset.
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- You can use the Simple Query Wizard to create a summary query.
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- A summary query is a total query that uses one or more of the four total functions Sum, Avg, Min, and Max.
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- A crosstab query allows you to see calculated values arranged in a spreadsheet-like format.
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- With an action query you can make changes to many records in one operation.
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- Append, delete, make-table, and update queries are all action queries.
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- You have been introduced to ways you can automate your database using macros.
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- A macro is a set of one or more actions that automates a sequence of operations.
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- Access 97 offers you 49 macro actions for creating macros.
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- Some ways of making macros accessible to users (apart from running them directly) are
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- ò by adding a command to a menu
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- ò by adding a button to a toolbar
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- ò by assigning a key combination to one or more
- macro actions
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