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Bookmark or Share- Run a query - Microsoft SupportYou run a query to perform these instructions. In addition to returning results — which can be sorted, grouped, or filtered — a query can also create, copy, delete, or change data. This article explains how to run queries and provides only brief overviews of the various types of queries.
- Create and run an update query - Microsoft SupportAs a best practice when creating an update query, first create a select query that identifies the records that you want to update, and then convert that query to an update query that you can run to update the records.
- Sum data by using a query - Microsoft SupportUnderstand ways to sum data. Prepare some sample data. Sum data by using a Total row. Calculate grand totals by using a query. Calculate group totals by using a totals query. Sum data across multiple groups by using a crosstab query. Aggregate function reference.
- Examples of using dates as criteria in Access queriesHere are some common date criteria examples, ranging from simple date filters to more complex date range calculations. Some of the more complex examples use Access date functions to extract different parts of a date to help you get just the results you want. Examples that use the current date in their criteria.
- Count data by using a query - Microsoft SupportYou add a Total row to a query by opening your query in Datasheet view, adding the row, and then selecting the Count function or another aggregate function, such as Sum, Minimum, Maximum, or Average. The steps in this section explain how to create a basic select query and add a Total row.
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