MonetDB: default - Moving (slowly) to void headed BATsample_.

[lsidir]

Changeset: 18b4040031f5 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=18b4040031f5
Modified Files:
        gdk/gdk_imprints.c
Branch: default
Log Message:

Moving (slowly) to void headed BATsample_.

First stop imprints.


diffs (30 lines):

diff --git a/gdk/gdk_imprints.c b/gdk/gdk_imprints.c
--- a/gdk/gdk_imprints.c
+++ b/gdk/gdk_imprints.c
@@ -551,7 +551,7 @@ BATimprints(BAT *b) {
        MT_lock_set(&GDKimprintsLock(ABS(b->batCacheid)), "BATimprints");
        if (b->T->imprints == NULL) {
                Imprints *imprints;
-               BAT *smp, *t;
+               BAT *smp, *s;
                BUN cnt;
                str nme = BBP_physical(b->batCacheid);
 
@@ -568,10 +568,13 @@ BATimprints(BAT *b) {
                }
 
 #define SMP_SIZE 2048
-               smp = BATsample(b, SMP_SIZE);
-               t = BATmirror(BATorder(BATmirror(smp)));
-               smp = BATmirror(BATkunique(BATmirror(t)));
-               BBPunfix(t->batCacheid);
+               s = BATsample_(b, SMP_SIZE);
+               smp = BATproject(s,b);
+               BBPunfix(s->batCacheid);
+               s = BATsort(BATmirror(smp));
+               BBPunfix(smp->batCacheid);
+               smp = BATmirror(BATkunique(s));
+               BBPunfix(s->batCacheid);
                /* sample now is ordered and unique on tail */
                assert(smp->tkey && smp->tsorted);
                cnt = BATcount(smp);
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