Access SQL: WHERE clause - Microsoft Support
This article describes how to write a WHERE clause, and uses examples to illustrate various techniques that you can use in a WHERE clause. In a SQL statement, the WHERE clause …
WHERE Clause - Microsoft Support
Use the WHERE clause to eliminate records you do not want grouped by a GROUP BY clause. Use various expressions to determine which records the SQL statement returns. For example, …
Use parameters to ask for input when running a query
Open the union query in SQL view. Add a WHERE clause that contains the fields you want to add parameters to. If a WHERE clause already exists, check to see whether the fields you want to …
Access SQL: basic concepts, vocabulary, and syntax
A GROUP BY clause immediately follows the WHERE clause, or the FROM clause if there is no WHERE clause. A GROUP BY clause lists the fields as they appear in the SELECT clause. …
Nest a query inside another query or in an expression by using a ...
ANY Use ANY in a WHERE clause to retrieve rows that satisfy the condition when compared to at least one of the rows returned by the subquery. For example, suppose that you are analyzing …
Access SQL: WHERE clause - Microsoft Support
You use query criteria in the WHERE clause of a SELECT statement. A WHERE clause has the following basic syntax: WHERE field = criterion. For example, suppose that you want the …
Examples of using dates as criteria in Access queries
2012年2月1日 · Here 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 …
Use wildcards in queries and parameters in Access
ANSI-92 is used when you want your syntax to be compliant with a Microsoft SQL Server™ database.
Access SQL: SELECT clause - Microsoft Support
You use a SELECT clause to specify the names of the fields that have data that you want to use in a query. You can also use expressions instead of or in addition to fields. You can even use …
Add records to a table by using an append query
You use an append query when you need to add new records to an existing table by using data from other sources. If you need to change data in an existing set of records, such as updating …
Use parameters to ask for input when running a query
Open the union query in SQL view. Add a WHERE clause that contains the fields you want to add parameters to. If a WHERE clause already exists, check to see whether the fields you want to …