Access files after version 2.2007 have the extension accdb.

3. If you hide the edit menu, you can change the extension to: accdr, accde (mde accde (access 2003).

Extended data:

1, Microsoft Office Access is a relational database management system published by Microsoft. It combines? MicrosoftJet database engine and? Graphical user interface (GUI) is one of the system programs of Microsoft Office.

2.Microsoft Office Access is a database management system that Microsoft combines the graphical user interface of database engine with software development tools. It is a member of Microsoft office and sold separately in versions of OFFICE, including professional version and later version. 20 12 On February 4th, Microsoft Office 20 16 released the latest Microsoft Office Access 20 16, and Microsoft Office Access 20 13 was the previous version.

3.MS ACCESS stores data in its own format in the database engine based on Access Jet. It can also directly import or link data (stored in other applications and databases).

4. Software developers and data architects can use Microsoft Access to develop application software, and "advanced users" can use it to build software applications.

5. Like other office applications, ACCESS supports Visual Basic macro language, which is an object-oriented programming language and can refer to various objects, including DAO (Data Access Object), ActiveX data objects and many other ActiveX components. Visual objects are used to display tables and reports. Their method and characteristic are that VBA code module can declare and call Windows operating system functions in VBA programming environment.

References:

Baidu encyclopedia Microsoft Office Access