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/*!
\file lib/db/dbmi_base/interval.c
\brief DBMI Library (base) - range, interval procedures
(C) 1999-2009, 2011 by the GRASS Development Team
This program is free software under the GNU General Public License
(>=v2). Read the file COPYING that comes with GRASS for details.
\author Joel Jones (CERL/UIUC), Radim Blazek
\author Doxygenized by Martin Landa <landa.martin gmail.com> (2011)
*/
#include <grass/dbmi.h>
/*!
\brief Define range based on SQL data type
\param sqltype SQL data type
\param[out] from
\param[out] to
*/
void db_interval_range(int sqltype, int *from, int *to)
{
switch (sqltype) {
case DB_SQL_TYPE_DATE:
*from = DB_YEAR;
*to = DB_DAY;
return;
case DB_SQL_TYPE_TIME:
*from = DB_HOUR;
*to = DB_FRACTION;
return;
}
if (sqltype & DB_YEAR)
*from = DB_YEAR;
else if (sqltype & DB_MONTH)
*from = DB_MONTH;
else if (sqltype & DB_DAY)
*from = DB_DAY;
else if (sqltype & DB_HOUR)
*from = DB_HOUR;
else if (sqltype & DB_MINUTE)
*from = DB_MINUTE;
else if (sqltype & DB_SECOND)
*from = DB_SECOND;
else if (sqltype & DB_FRACTION)
*from = DB_FRACTION;
else
*from = 0;
if (sqltype & DB_FRACTION)
*to = DB_FRACTION;
else if (sqltype & DB_SECOND)
*to = DB_SECOND;
else if (sqltype & DB_MINUTE)
*to = DB_MINUTE;
else if (sqltype & DB_HOUR)
*to = DB_HOUR;
else if (sqltype & DB_DAY)
*to = DB_DAY;
else if (sqltype & DB_MONTH)
*to = DB_MONTH;
else if (sqltype & DB_YEAR)
*to = DB_YEAR;
else
*to = 0;
}
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