Embodiments of the present disclosure relate to a computer-implemented method for executing one or more operations based on a command. According to the method, a command is received. A command name of the command and one or more parameters of the command are extracted. A command description file corresponding to the command is retrieved based on the command name. The command description file describes function logic of the command. The retrieved command description file is parsed, and information for executing one or more operations included in the command description file is acquired. The one or more operations are executed based on the acquired information and the one or more parameters.