Tutorial by Examples

When using Access you can retrieve data using queries. These queries are built using Structured Query Language (SQL). Understanding SQL is important because it can help build better, more useful queries. When creating queries in Access, you can switch to "SQL View". An example of a "...

When you wish to combine the results of multiple tables or queries with similar fields together into a single resulting data set without performing any relational joins (i.e. you want to list one dataset immediately after the other), you will use a UNION query. However, it is notable that these quer...

You can use the COUNT() function to return the number of records that match a query. The following 'Employee' table contains employee ID numbers and their associated manager's ID number. Employee_IDManager_ID123722373763424545635745594563 A COUNT() statement can be used to find out how many employ...