#ifndef __MYDDAS_STRUCTS_H__
#define __MYDDAS_STRUCTS_H__

#include "myddas.h"
#ifdef MYDDAS_STATS
#include "myddas_statistics_structs.h"
#endif 

struct myddas_global {
  MYDDAS_UTIL_CONNECTION myddas_top_connections;
#ifdef MYDDAS_TOP_LEVEL
  MYDDAS_UTIL_CONNECTION myddas_top_level_connection;
#endif
#ifdef MYDDAS_STATS
  MYDDAS_GLOBAL_STATS myddas_statistics;
#endif
};

struct myddas_list_preds {
  char *pred_module;
  char *pred_name;
  short pred_arity;
  //void *pe;
  MYDDAS_UTIL_PREDICATE next;
  MYDDAS_UTIL_PREDICATE previous;
};

struct myddas_list_connection {
  void *connection;
    
  /*If variable env is NULL, then it's a 
    MySQL connection, if not then it as the pointer 
    to the ODBC enviromment variable */
  void *odbc_enviromment;

#ifdef MYDDAS_STATS
  MYDDAS_STATS_STRUCT stats;
#endif
/* #ifdef MYDDAS_STATS */
/*   /\* Total number of Rows returnes from the DataBase Server *\/ */
/*   unsigned long totalNumberOfRows; */
  
/*   /\* Total Time spent by the DataBase Server */
/*      processing all querys *\/ */
/*   MYDDAS_STATS_TIME totalTimeofDBServer;  */
/*   /\* Time spent by the DataBase Server, processing */
/*      the last query *\/ */
/*   MYDDAS_STATS_TIME lastTimeofDBServer; */
  
/*   /\* Total Time spent by the DataBase Server, */
/*      transfering all the data to the client *\/ */
/*   MYDDAS_STATS_TIME totalFromDBServer;  */
/*   /\* Time spent by the DataBase Server,  */
/*      transfering the data of the last query *\/ */
/*   MYDDAS_STATS_TIME lastFromDBServer;  */
  
/*   /\* Last bytes transfered from the server *\/ */
/*   unsigned long totalBytesTransfered; */
/*   /\* Total bytes transfered from the server *\/ */
/*   unsigned long lastBytesTransfered; */

/*   /\* Number of querys made to the Server*\/ */
/*   unsigned long total_querys_made; */

/* #endif */
  MYDDAS_UTIL_PREDICATE predicates;

  /* Multi Queries Section */
  unsigned long total_number_queries;
  unsigned long actual_number_queries;
  MYDDAS_UTIL_QUERY *queries;

  /* List Integrety */
  MYDDAS_UTIL_CONNECTION next;
  MYDDAS_UTIL_CONNECTION previous;
};

struct myddas_util_query{
  char *query;
  MYDDAS_UTIL_QUERY next;
};

#endif