Changeset: 8c04ae667582 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=8c04ae667582
Modified Files:
monetdb5/modules/mal/mal_weld.c
Branch: mal-weld
Log Message:
weld groupby: we can use just the str offset as key for a string col
diffs (23 lines):
diff --git a/monetdb5/modules/mal/mal_weld.c b/monetdb5/modules/mal/mal_weld.c
--- a/monetdb5/modules/mal/mal_weld.c
+++ b/monetdb5/modules/mal/mal_weld.c
@@ -1045,16 +1045,16 @@ WeldGroup(Client cntxt, MalBlkPtr mb, Ma
dep = NULL;
}
sprintf(zipStmt + strlen(zipStmt), "v%d,", col);
- sprintf(dictTypeStmt + strlen(dictTypeStmt), " %s,",
getWeldType(colType));
if (count > 0 || dep != NULL) {
sprintf(structMember, ".$%d", count);
} else {
structMember[0] = '\0';
}
if (getBatType(colType) == TYPE_str) {
- sprintf(dictKeyStmt + strlen(dictKeyStmt),
- " strslice(v%dstr, i64(n%s) +
v%dstroffset),", col, structMember, col);
+ sprintf(dictTypeStmt + strlen(dictTypeStmt), " i64,");
+ sprintf(dictKeyStmt + strlen(dictKeyStmt), "
i64(n%s),", structMember);
} else {
+ sprintf(dictTypeStmt + strlen(dictTypeStmt), " %s,",
getWeldType(colType));
sprintf(dictKeyStmt + strlen(dictKeyStmt), " n%s,",
structMember);
}
++count;
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