16 #include <grass/dbmi.h> int(* db_driver_drop_column)(dbString *, dbString *)
#define DB_SEND_FAILURE()
int db_d_drop_column(void)
Drop column.
#define DB_SEND_SUCCESS()
void db_free_string(dbString *x)
Free allocated space for dbString.
void db_init_string(dbString *x)
Initialize dbString.
#define DB_RECV_STRING(x)