/* 
 * Legal Notice 
 * 
 * This document and associated source code (the "Work") is a part of a 
 * benchmark specification maintained by the TPC. 
 * 
 * The TPC reserves all right, title, and interest to the Work as provided 
 * under U.S. and international laws, including without limitation all patent 
 * and trademark rights therein. 
 * 
 * No Warranty 
 * 
 * 1.1 TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE INFORMATION 
 *     CONTAINED HEREIN IS PROVIDED "AS IS" AND WITH ALL FAULTS, AND THE 
 *     AUTHORS AND DEVELOPERS OF THE WORK HEREBY DISCLAIM ALL OTHER 
 *     WARRANTIES AND CONDITIONS, EITHER EXPRESS, IMPLIED OR STATUTORY, 
 *     INCLUDING, BUT NOT LIMITED TO, ANY (IF ANY) IMPLIED WARRANTIES, 
 *     DUTIES OR CONDITIONS OF MERCHANTABILITY, OF FITNESS FOR A PARTICULAR 
 *     PURPOSE, OF ACCURACY OR COMPLETENESS OF RESPONSES, OF RESULTS, OF 
 *     WORKMANLIKE EFFORT, OF LACK OF VIRUSES, AND OF LACK OF NEGLIGENCE. 
 *     ALSO, THERE IS NO WARRANTY OR CONDITION OF TITLE, QUIET ENJOYMENT, 
 *     QUIET POSSESSION, CORRESPONDENCE TO DESCRIPTION OR NON-INFRINGEMENT 
 *     WITH REGARD TO THE WORK. 
 * 1.2 IN NO EVENT WILL ANY AUTHOR OR DEVELOPER OF THE WORK BE LIABLE TO 
 *     ANY OTHER PARTY FOR ANY DAMAGES, INCLUDING BUT NOT LIMITED TO THE 
 *     COST OF PROCURING SUBSTITUTE GOODS OR SERVICES, LOST PROFITS, LOSS 
 *     OF USE, LOSS OF DATA, OR ANY INCIDENTAL, CONSEQUENTIAL, DIRECT, 
 *     INDIRECT, OR SPECIAL DAMAGES WHETHER UNDER CONTRACT, TORT, WARRANTY,
 *     OR OTHERWISE, ARISING IN ANY WAY OUT OF THIS OR ANY OTHER AGREEMENT 
 *     RELATING TO THE WORK, WHETHER OR NOT SUCH AUTHOR OR DEVELOPER HAD 
 *     ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. 
 * 
 * Contributors:
 * Gradient Systems
 */ 
#ifndef SCD_H
#define SCD_H
#include "decimal.h"

extern char arBKeys[MAX_TABLE][17];
int setSCDKeys(int nTableID, ds_key_t hgIndex, char *szBKey, ds_key_t *hgBeginDateKey, ds_key_t *hgEndDateKey);
ds_key_t scd_join(int tbl, int col, ds_key_t jDate);
ds_key_t matchSCDSK(ds_key_t kUnique, ds_key_t jDate, int nTable);
ds_key_t getSKFromID(ds_key_t kID, int nColumn);
ds_key_t getFirstSK(ds_key_t kID);
/* 
 * handle the partial change of a history keeping record 
 * TODO: remove the macros in favor of straight fucntion calls
 */
#define SCD_INT   0
#define SCD_CHAR  1
#define SCD_DEC   2
#define SCD_KEY	  3
#define SCD_PTR	  4
void	changeSCD(int nDataType, void *pNewData, void *pOldData, int *nFlags, int bFirst);
int		validateSCD(int nTable, ds_key_t kRow, int *Permutation);
void     printValidation(int nTable, ds_key_t kRow);
#endif