Changeset: 413c7f1679f0 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/413c7f1679f0
Modified Files:
sql/backends/monet5/rel_bin.c
Branch: pushcands
Log Message:
Project constant on inner relation candidate list
diffs (24 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
@@ -3678,17 +3678,14 @@ rel2bin_select(backend *be, sql_rel *rel
return NULL;
}
if (s->nrcols == 0){
- int pushed = 0;
- if (!predicate && sub) {
- predicate = stmt_const(be,
bin_find_smallest_column(be, sub), sel, stmt_bool(be, 1));
- pushed = 1;
- }
+ if (!predicate && sub)
+ predicate = stmt_const(be,
bin_find_smallest_column(be, sub), sub->cand, stmt_bool(be, 1));
if (e->type != e_cmp) {
sql_subtype *bt = sql_bind_localtype("bit");
s = stmt_convert(be, s, NULL, exp_subtype(e),
bt);
}
- sel = stmt_uselect(be, predicate, s, cmp_equal, pushed
? NULL : sel, 0, 0);
+ sel = stmt_uselect(be, predicate, s, cmp_equal, sel, 0,
0);
} else if (e->type != e_cmp) {
sel = stmt_uselect(be, s, stmt_bool(be, 1), cmp_equal,
sel, 0, 0);
} else {
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