Database. In fact, the library is an important position for educating people. A library with a rich collection of classic books will play a subtle role in promoting the growth of students, because it is an important database. With books, you can become a rich man of knowledge and soar freely in the vast sky of knowledge. With books, you can set up a stage of knowledge. A library is an institution that collects, arranges and collects books for people to read and refer to. As early as 3000 BC, libraries appeared, and they preserved the cultural heritage of mankind.