able to process multiple table in tools/final_load&store,to be tested

test_redisbio/biotest.cc

@@ -15,13 +15,13 @@ work(unsigned long id, void *input){
     if(task->stop == 1) return 1;
     char * query = (char*)(task->arg1);
     (void)query;
-//    printf("id=%lu %s\n",id,query);
     return 0;
 }
 
 int
 main(){
     userFunction = work;
+    //create threads, and each thread is waitting for the jobs, each thread has one queue.
     bioInit();
     std::vector<std::string> input{
         "a",
@@ -35,16 +35,20 @@ main(){
         "i",
         "j"
     };
-    int type = 0;    
+    int type = 0;
     for(int i=0;i<10000;i++) {
+        //send to thread, whose number is type; arg1 is (input[i%10].c_str()) and arg2 is NULL
+        //the thread can extract the two arguments from JOB
         bioCreateBackgroundJob(type,(input[i%10].c_str()),NULL,0);
-        type+=1;
+        type+=REDIS_BIO_NUM_OPS;
         type%=10;
     }
+
+    //Send 1 to stop the threads
     for(int i=0;i<10;i++) {
         bioCreateBackgroundJob(type,NULL,NULL,1);
         type+=1;
-        type%=10;
+        type%=REDIS_BIO_NUM_OPS;
     }
     printf("tobe joined\n");
     bioKillThreads();

wrapper/reuse.hh

@@ -72,12 +72,22 @@ struct FieldMeta_Wrapper{
 
 /*Transformed version of FieldMeta*/
 class FieldMetaTrans{
+public://??
+    enum class FILEFORMAT{
+        ESP_STRING,
+        NUM_STRING,
+        NUM_BINARY
+    };
+
+private:
     FieldMeta *originalFm;
     bool hasSalt;
     std::string saltName;
     int saltType;
     int saltLength;
 
+    FILEFORMAT fieldStoreFormat;
+
     std::vector<OnionMeta*> onionsOm;
     std::vector<onion> onionsO;
     std::vector<std::string> onionsName;
@@ -89,6 +99,8 @@ class FieldMetaTrans{
     std::vector<int> choosenFieldTypes;
     std::vector<int> choosenFieldLengths;
 public:
+    FILEFORMAT getFeidlStoreFormat(){return fieldStoreFormat;}
+    bool setFieldStoreFormat(FILEFORMAT f){fieldStoreFormat = f;return true;}
     FieldMeta *getOriginalFieldMeta(){return originalFm;}
     void showChoosenOnionO(){std::cout<<"for field "<<originalFm->getFieldName()<<std::endl;
         for(auto item:choosenOnionO){