I. Introduction
This article is the reading notes of Chapter 12 of "DAMA Data Management Knowledge System Guide", which mainly talks about the relevant content of metadata management. This chapter is one of the most important chapters in the whole book, and it can even be said to be the basis of the entire data management (according to the CDMP exam certification, the proportion is as high as 11%). Due to the importance of the content of this chapter, the summary of this chapter will be more detailed. The full text is about 8,000 words. If you have enough time, it is recommended that you read it on the PC side.
2. Content structure
The content of this chapter starts with the role, purpose, and business drivers of metadata management, and explains the necessity and principles to be followed in metadata management; Explain, let readers have a basic understanding of the activities of metadata; then start from the practice of metadata management, explain each relevant step; and summarize the tools and methods used in the whole process, and finally Summarize the implementation guidelines for the entire management activity, and propose methods and evaluation indicators for metadata governance. Its overall content structure diagram is as follows:
3. Main content
1 Introduction
The most common definition of metadata is " data about data ", which is concise and concise, but it makes it difficult for everyone to deeply understand the content of metadata. In fact, the range of information that can be classified as metadata is very wide