According to Ralph Kimball, metadata can be divided into three categories: technical metadata (or internal metadata), business metadata (or external metadata), and process metadata.

What is metadata? Metadata is information—such as author, creation date or file size—that describes a data point or data set. Metadata can improve a data system’s functions and make it easier to search …

Oct 25, 2025 · Metadata refers to data that provides information about other data. It describes the structure, content and characteristics of a file, document, image or dataset, helping users and …

View metadata in images, PDFs, Office documents, and videos online. Inspect EXIF, GPS, timestamps, and file data with a fast, free metadata viewer.

Nov 11, 2024 · Metadata is often described as “data about data,” providing information about a data item, file, or collection that helps us understand, find, and use it effectively.

Apr 22, 2025 · Discover what metadata is, its types, and why it is crucial for organizing and protecting your digital files. Learn how metadata improves data management and privacy.

Oct 8, 2025 · Metadata is commonly defined as “data about data,” but in practice, it is much more than a simple definition. It refers to the structured information that describes, explains, or gives context to a …

Sep 16, 2018 · Relational databases (most common type of database) store and provide access not only data but also metadata in a structure called data dictionary or system catalog.

6 days ago · Metadata allows for the easy retrieval, management, and use of data. It can be collected for any type of data, from the content of ancient scrolls to that of modern websites, and it can relate to …

Jul 12, 2021 · Metadata is data that describes other data, providing a structured reference that helps to sort and identify attributes of the information it describes.