modify reuse.cc:rawMySQLReturnValue_to_ResType to handle null input

debug/fast_insert.cc

@@ -225,7 +225,8 @@ main(int argc,char**argv) {
     SharedProxyState *shared_ps = 
                      new SharedProxyState(ci, embeddedDir , master_key, determineSecurityRating());
     assert(shared_ps!=NULL);
-    std::string query1 = "insert into student values(1,\"ZHAOYUN\"),(2,'XC'),(3,'KK')";
+    //std::string query1 = "insert into student values(1,\"ZHAOYUN\"),(2,'XC'),(3,'KK')";
+    std::string query1 = "insert into student values(NULL)";
     std::vector<std::string> querys{query1};
     for(auto item:querys){
         std::cout<<item<<std::endl;

debug/test_insertHandler.cc

@@ -51,7 +51,7 @@ main() {
     ConnectionInfo ci("localhost", "root", "letmein",3306);
     SharedProxyState *shared_ps = new SharedProxyState(ci, embeddedDir , master_key, determineSecurityRating());
     assert(shared_ps!=NULL);
-    std::string query1 = "insert into child values(1,\"zh Z D D\")";
+    std::string query1 = "insert into student values(NULL)";
     std::vector<std::string> querys{query1};
     for(auto item:querys){
         std::cout<<item<<std::endl;

wrapper/reuse.cc

@@ -121,8 +121,9 @@ ResType rawMySQLReturnValue_to_ResType(bool isNULL,rawMySQLReturnValue *inRow,in
         for(auto inRows:inRow->rowValues) {
             std::vector<Item *> curTempRow = itemNullVector(types.size());
             for(int i=0;i< (int)(inRows.size());i++){
-                curTempRow[i] = (MySQLFieldTypeToItem(types[i],inRows[i]) );
-            } 
+                if(inRows[i]!="NULL")
+                    curTempRow[i] = (MySQLFieldTypeToItem(types[i],inRows[i]));//why unsinged processing is not needed here?
+            }
             rows.push_back(curTempRow);
         }
         return ResType(true,0,in_last_insert_id,std::move(names),std::move(types),std::move(rows));