* Sebastian Hammer, Adam Dickmeiss
*
* $Log: trunc.c,v $
- * Revision 1.2 1996-11-08 11:10:28 adam
+ * Revision 1.4 1996-12-23 15:30:44 adam
+ * Work on truncation.
+ * Bug fix: result sets weren't deleted after server shut down.
+ *
+ * Revision 1.3 1996/12/20 11:07:14 adam
+ * Multi-or result set.
+ *
+ * Revision 1.2 1996/11/08 11:10:28 adam
* Buffers used during file match got bigger.
* Compressed ISAM support everywhere.
* Bug fixes regarding masking characters in queries.
#include <rsisamc.h>
#include <rsnull.h>
+#define NEW_TRUNC 1
+
+#if NEW_TRUNC
+#include <rsm_or.h>
+#endif
+
struct trunc_info {
int *ptr;
int *indx;
merge_chunk);
rscur++;
}
- ti = heap_init (rscur, sizeof(struct it_key), key_compare);
+ ti = heap_init (rscur, sizeof(struct it_key), key_compare_it);
for (i = rscur; --i >= 0; )
{
rsfd[i] = rset_open (rset[i], RSETF_READ|RSETF_SORT_SYSNO);
ispt = xmalloc (sizeof(*ispt) * (to-from));
ti = heap_init (to-from, sizeof(struct it_key),
- key_compare);
+ key_compare_it);
for (i = to-from; --i >= 0; )
{
ispt[i] = is_position (zi->isam, isam_p[from+i]);
ispt = xmalloc (sizeof(*ispt) * (to-from));
ti = heap_init (to-from, sizeof(struct it_key),
- key_compare);
+ key_compare_it);
for (i = to-from; --i >= 0; )
{
ispt[i] = isc_pp_open (zi->isamc, isam_p[from+i]);
RSET rset_trunc (ZServerInfo *zi, ISAM_P *isam_p, int no)
{
+ logf (LOG_LOG, "rset_trunc no=%d", no);
if (zi->isam)
{
if (no < 1)
parms.is = zi->isamc;
return rset_create (rset_kind_isamc, &parms);
}
+#if NEW_TRUNC
+ else if (no < 200)
+ {
+ rset_m_or_parms parms;
+
+ logf (LOG_LOG, "new_trunc");
+ parms.key_size = sizeof(struct it_key);
+ parms.cmp = key_compare_it;
+ parms.isc = zi->isamc;
+ parms.isam_positions = isam_p;
+ parms.no_isam_positions = no;
+ parms.no_save_positions = 100;
+ return rset_create (rset_kind_m_or, &parms);
+ }
+#endif
qsort (isam_p, no, sizeof(*isam_p), isamc_trunc_cmp);
}
else