Database risk management and control method and device based on flow

The invention can be applied to the technical field of application of big data in the financial aspect, and provides a database risk management and control method and device based on traffic, and the corresponding method comprises the steps: analyzing a database traffic request obtained in advance, so as to recognize risk feature information in the database traffic request; performing primary risk identification on the database flow request according to the risk feature information to generate a primary identification result; and when the primary identification result is that the database flow request does not have the risk, syntax tree analysis is performed on the return content of the database flow request so as to perform secondary risk identification on the database flow request. According to the invention, management, analysis and storage of the database access request are realized; the risk can be identified before the request enters the database; and based on the SQL execution state and the database ba