MonetDB: pushcands - for project with order by flatten sub+cand ...

[Niels Nes]

Changeset: bb6b80443abf for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/bb6b80443abf
Modified Files:
        sql/backends/monet5/rel_bin.c
Branch: pushcands
Log Message:

for project with order by flatten sub+cand and psub+cand


diffs (16 lines):

diff --git a/sql/backends/monet5/rel_bin.c b/sql/backends/monet5/rel_bin.c
--- a/sql/backends/monet5/rel_bin.c
+++ b/sql/backends/monet5/rel_bin.c
@@ -3491,8 +3491,11 @@ rel2bin_project(backend *be, sql_rel *re
                if (used > 0) /* we don't want half projected candidates */
                        psub = subrel_project(be, psub, refs, rel);
        }
-       if (psub->cand && rel->r) /* for now we first handle the candidates */
+       if (psub->cand && rel->r) { /* for now we first handle the candidates */
+               if (sub)
+                       sub = subrel_project(be, sub, refs, rel);
                psub = subrel_project(be, psub, refs, rel);
+       }
        stmt_set_nrcols(psub);
 
        /* In case of a topn
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