interval.c

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00001 #include <grass/dbmi.h>
00002 
00009 void
00010 db_interval_range  (int sqltype, int *from, int *to)
00011 
00012 {
00013     switch (sqltype)
00014     {
00015     case DB_SQL_TYPE_DATE:
00016         *from = DB_YEAR;
00017         *to   = DB_DAY;
00018         return;
00019     case DB_SQL_TYPE_TIME:
00020         *from = DB_HOUR;
00021         *to   = DB_FRACTION;
00022         return;
00023     }
00024 
00025     if (sqltype & DB_YEAR)
00026         *from = DB_YEAR;
00027     else if (sqltype & DB_MONTH)
00028         *from = DB_MONTH;
00029     else if (sqltype & DB_DAY)
00030         *from = DB_DAY;
00031     else if (sqltype & DB_HOUR)
00032         *from = DB_HOUR;
00033     else if (sqltype & DB_MINUTE)
00034         *from = DB_MINUTE;
00035     else if (sqltype & DB_SECOND)
00036         *from = DB_SECOND;
00037     else if (sqltype & DB_FRACTION)
00038         *from = DB_FRACTION;
00039     else
00040         *from = 0;
00041 
00042     if (sqltype & DB_FRACTION)
00043         *to = DB_FRACTION;
00044     else if (sqltype & DB_SECOND)
00045         *to = DB_SECOND;
00046     else if (sqltype & DB_MINUTE)
00047         *to = DB_MINUTE;
00048     else if (sqltype & DB_HOUR)
00049         *to = DB_HOUR;
00050     else if (sqltype & DB_DAY)
00051         *to = DB_DAY;
00052     else if (sqltype & DB_MONTH)
00053         *to = DB_MONTH;
00054     else if (sqltype & DB_YEAR)
00055         *to = DB_YEAR;
00056     else
00057         *to = 0;
00058 }

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