syntax = "proto3";

option java_multiple_files = true;
option java_package = "com.loafle.overflow.db.api";
option java_generic_services = true;

message DBInput {
     string targetDao = 1;
     string method = 2;
     map<string, string> param = 3;
}

message DBOutput {
    string result = 1;
}

service DB {
    rpc exec(DBInput) returns (DBOutput) {}
}