Sun Fuzhen is an author whose identity information in the available records remains incomplete: his nationality, dates of birth and death, and personal career are not clearly documented, and public information is limited. One work by him is currently included in the collection, namely SQL Server 2016 Database Application and Development, from which it can be inferred that his writing focuses on the field of computer and database technology, specifically the application and development of database systems. The book falls under the category of software learning and is intended for readers who wish to master the basic operations and development methods of SQL Server 2016, reflecting a practical approach oriented toward the use of technical tools. Because other information about the author's background is insufficient, this note only describes the subject matter and category of his work objectively and makes no speculation or supplementation regarding his life.