What Is Object Linking and Embedding Database (OLE DB)?

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Do you know how you're always trying to get all your spreadsheets, SQL-based databases, and indexed-sequential files to talk to each other? Well, we've found a way that doesn't involve a lot of expletives and screaming. Object Linking and Embedding Database (Short for OLE DB) is a set of APIs used to facilitate and abstract access to application data of various file formats, including spreadsheets, SQL-based database management systems (DBMS), indexed-sequential files, and personal databases. The OLE DB API enables applications written in any language—such as Visual Basic or C++—to access data stored in various database management systems. The API allows developers to write code that can easily access data from any database management system through an OLE DB provider. OLE DB is a tool for reading and writing data based on the Component Object Model (COM). It's part of the Microsoft Data Access Components (MDAC) software package, which is used to read and write data. Microsoft designed COM as a way to access data in a standardized way across applications. OLE DB is one of several ways to use this technology, which makes it easy to exchange information between different applications on your computer or across the internet. OLE DB objects are data source objects (DSOs), command objects, rowset objects and session objects. DSOs allow access to stored application data, while command and rowset objects provide that access. Sessions serve as containers for these other OLE DB objects, allowing them to communicate with each other and with users. The most important thing about OLE DB is that it uses abstraction sets. It segregates stored application data into different categories so that various programs can access only what they need. So, if you want to ensure your database isn't broken into pieces by other programs, this is an excellent place to start!

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