MonetDB: default - Don't copy, return the input instead

[Pedro Ferreira]

Changeset: d1875b1f1c63 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=d1875b1f1c63
Modified Files:
        sql/backends/monet5/sql_rank.c
Branch: default
Log Message:

Don't copy, return the input instead


diffs (16 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
@@ -66,10 +66,8 @@ SQLdiff(Client cntxt, MalBlkPtr mb, MalS
                                gdk_code = GDKanalyticaldiff(r, b, c, b->ttype);
                        } else { /* the input is a constant, so the output is 
the previous sql.diff output */
                                assert(b->ttype == TYPE_bit);
-                               if (!(r = COLcopy(b, TYPE_bit, false, 
TRANSIENT))) {
-                                       msg = createException(SQL, "sql.diff", 
SQLSTATE(HY013) MAL_MALLOC_FAIL);
-                                       goto bailout;
-                               }
+                               BBPkeepref(*res = b->batCacheid);
+                               return MAL_SUCCEED;
                        }
                } else {
                        if (!(r = COLnew(b->hseqbase, TYPE_bit, BATcount(b), 
TRANSIENT))) {
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