Drill::status_t SchemaListener(void* ctx, Drill::FieldDefPtr fields, Drill::DrillClientError* err){
    if(!err){
        printf("SCHEMA CHANGE DETECTED:\n");
        for(size_t i=0; i<fields->size(); i++){
            std::string name= fields->at(i)->getName();
            printf("%s\t", name.c_str());
        }
        printf("\n");
        return Drill::QRY_SUCCESS ;
    }else{
        std::cerr<< "ERROR: " << err->msg << std::endl;
        return Drill::QRY_FAILURE;
    }
}
示例#2
0
Drill::status_t SchemaListener(void* ctx, Drill::FieldDefPtr fields, Drill::DrillClientError* err){
    if(!err){
        std::cout<< "SCHEMA CHANGE DETECTED:" << std::endl;
        for(size_t i=0; i<fields->size(); i++){
            std::string name= fields->at(i)->getName();
            std::cout << name << "\t";
        }
        std::cout << std::endl;
        return Drill::QRY_SUCCESS ;
    }else{
        std::cerr<< "ERROR: " << err->msg << std::endl;
        return Drill::QRY_FAILURE;
    }
}