Microsoft Access is a powerful database that is part of the Microsoft Office package, and by combining its user-friendly interface with the flexibility of SQL (Structured Query Language), you can ...

You can’t upsize Access tables that contain dates earlier than January 1, 1953. Use saved queries as opposed to SQL statements as the data sources for Access objects.

You can query across databases in Oracle and Sql Server, with a little work. I'm not sure about access. <BR>It really would be easier to just link the tables I would think.

If you're using Access I recommend just using the QBE Grid. There you can add two or more tables to the query, drag the fields you want in the lower part, and then for activityID put the necessary ...

PostgreSQL foreign data wrappers are a great way to expose APIs to SQL. And SQL is a great way to reason over the data.

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...