Database: Introduction to Database System (4th Edition) Higher Education Edition, edited by Susan Wang et al.

Data Structure: Data Structure, Yan Weimin Edition, Tsinghua.

Of course, there is "Principles of Computer Organization" (Tang Shuofei, Higher Education Edition).

Computer System Structure (Western Electricity Council),

Computer Operating System (3rd Edition) Xidian (the author forgot)

If you have spare capacity, you can look at the classic textbooks.

Design and Implementation of Operating System (3rd Edition), translated by Chen Yu, Electronic Industry Press, etc.