Changeset: be42eb07f760 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=be42eb07f760
Modified Files:
sql/backends/monet5/sql_rank.c
Branch: default
Log Message:
Added trivial properties for some window function cases
diffs (81 lines):
diff --git a/sql/backends/monet5/sql_rank.c b/sql/backends/monet5/sql_rank.c
--- a/sql/backends/monet5/sql_rank.c
+++ b/sql/backends/monet5/sql_rank.c
@@ -306,8 +306,12 @@ SQLrow_number(Client cntxt, MalBlkPtr mb
int icnt = (int) cnt;
for(j=1; j<=icnt; j++, rp++)
*rp = j;
+ r->tsorted = true;
+ r->tkey = true;
}
BATsetcount(r, cnt);
+ r->tnonil = true;
+ r->tnil = false;
BBPunfix(b->batCacheid);
BBPkeepref(*res = r->batCacheid);
} else {
@@ -393,9 +397,13 @@ SQLrank(Client cntxt, MalBlkPtr mb, MalS
int icnt = (int) cnt;
for(j=1; j<=icnt; j++, rp++)
*rp = j;
+ r->tsorted = true;
+ r->tkey = true;
}
}
BATsetcount(r, cnt);
+ r->tnonil = true;
+ r->tnil = false;
BBPunfix(b->batCacheid);
BBPkeepref(*res = r->batCacheid);
} else {
@@ -481,9 +489,13 @@ SQLdense_rank(Client cntxt, MalBlkPtr mb
int icnt = (int) cnt;
for(j=1; j<=icnt; j++, rp++)
*rp = j;
+ r->tsorted = true;
+ r->tkey = true;
}
}
BATsetcount(r, cnt);
+ r->tnonil = true;
+ r->tnil = false;
BBPunfix(b->batCacheid);
BBPkeepref(*res = r->batCacheid);
} else {
@@ -570,9 +582,13 @@ SQLpercent_rank(Client cntxt, MalBlkPtr
} else { /* single value, ie no ordering - the outcome
will always be 0 */
for(; rp<end; rp++)
*rp = 0;
+ r->tsorted = true;
+ r->trevsorted = true;
}
}
BATsetcount(r, cnt);
+ r->tnonil = true;
+ r->tnil = false;
BBPunfix(b->batCacheid);
BBPkeepref(*res = r->batCacheid);
} else {
@@ -651,6 +667,8 @@ SQLcume_dist(Client cntxt, MalBlkPtr mb,
rp = rb + BATcount(b);
for (; rb<rp; rb++)
*rb = 1;
+ r->tsorted = true;
+ r->trevsorted = true;
}
} else { /* single value, ie no partitions */
if (isaBatType(getArgType(mb, pci, 3))) {
@@ -677,9 +695,13 @@ SQLcume_dist(Client cntxt, MalBlkPtr mb,
rp = rb + BATcount(b);
for (; rb<rp; rb++)
*rb = 1;
+ r->tsorted = true;
+ r->trevsorted = true;
}
}
BATsetcount(r, BATcount(b));
+ r->tnonil = true;
+ r->tnil = false;
BBPunfix(b->batCacheid);
BBPkeepref(*res = r->batCacheid);
} else {
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