create_view.h

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00001 #ifndef __hazy_create_view_h
00002 #define __hazy_create_view_h
00003 
00004 #include "postgres_util.h"
00005 #include "globals.h"
00006 #include "low_level_net.h"
00007 #include "hazy_model.h"
00008 #include "hazy_message.h"
00009 #include <string>
00010 #include "server_conn.h"
00011 #include <sys/types.h>
00012 #include <sys/socket.h>
00013 #include <netdb.h>
00014 #include <arpa/inet.h>
00015 #include <netinet/tcp.h>
00016 #include <iostream>
00017 #include <fstream>
00018 #include <stdlib.h>
00019 
00020 class Hazy_Create_View {
00021  private:
00022   Hazy_Database *db_conn;
00023   std::string hazy_db_name;
00024 
00025   std::string view_name;
00026   std::string view_key;
00027   std::string original_entity_table;
00028   std::string hazy_entity_table;
00029   std::string entity_table_key;
00030   std::string labels_table;
00031   std::string label_in_table;
00032   std::string example_table;
00033   std::string example_table_key;
00034   std::string example_table_label;
00035   std::string feature_function;
00036   std::string training_table_name;
00037 
00038   enum storage_manager_type sm;
00039   int dense;
00040   int useepsmap;
00041   hazy_model::strategy hazy_strategy;
00042   int reservoir_size;
00043   double resort_time;
00044   double tao_val;
00045   double alpha_ratio;
00046   int buffer_size;
00047   int dim;
00048   double m_factor;
00049 
00050   int write_func_create_view(message_data msg, size_t length);
00051 
00052  public:
00053   Hazy_Create_View(std::string, std::string, std::string, std::string, std::string, std::string, 
00054                    std::string, std::string, std::string, std::string, std::string, 
00055                    enum storage_manager_type, int, int, hazy_model::strategy, int, double, double,
00056                    double, int);
00057   void retrieve_unique_view_id(int &view_id);
00058   void insert_newview_to_catalog(int view_id);
00059   void callGetStatsFeaturesFunction(int view_id);
00060   void normalizeAndGetM(int view_id, double &m_factor);
00061   void callCreateEntityFeaturesFunction(int view_id);
00062   void callPrepareTrainFunction(int view_id);
00063   void getNumberOfFeatures(int view_id, int &num_of_features);
00064   int createUpdateInPlaceFunction(int view_id);
00065   void createView(int view_id);
00066   int createTriggers(int view_id);
00067 };
00068 
00069 #endif

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