In this article we present a segment of Sulinet Digital Knowledgebase curriculum system in which you can find the sections of subject-matter which aid educating the database management. You can follow the order of the course from the beginning when some topics appearance and raise in elementary school, through the topics accomplish in secondary school. It is noted that you can find the necessary equipment park and the preliminary convenient mathematical knowledge appropriate to the subject for theoretical and practical acquisition of the high-level database management in high schools, since the scientific definitions of relational database use the conceptual group and relationships of theory of sets in math.