Changeset: 4f4e605d7a9e for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/4f4e605d7a9e
Modified Files:
sql/test/rel-optimizers/optimize-proj/Tests/groupby-cse.test
Branch: optimizer-testing
Log Message:
Adds group-by over join test for groupby-cse optimizer
diffs (78 lines):
diff --git a/sql/test/rel-optimizers/optimize-proj/Tests/groupby-cse.test
b/sql/test/rel-optimizers/optimize-proj/Tests/groupby-cse.test
--- a/sql/test/rel-optimizers/optimize-proj/Tests/groupby-cse.test
+++ b/sql/test/rel-optimizers/optimize-proj/Tests/groupby-cse.test
@@ -10,6 +10,19 @@ VALUES
(2,1,11),
(1,1,15)
+# bar tables is required for the examples that uses join ops
+statement ok
+create table bar (c1 int, c2 int, c3 int)
+
+statement ok
+INSERT INTO
+ bar
+VALUES
+ (10,1,13),
+ (10,2,17),
+ (20,2,11),
+ (10,3,16)
+
## GROUPBY <--input-- BASETABLE ########################################
# the same expression should be removed from the GROUPBY op list of
@@ -312,14 +325,51 @@ 2
2
1
+## GROUPBY <--input-- JOIN ############################################
+
+query T nosort
+PLAN
+SELECT
+ foo.c2 AS col,
+ count(*)
+FROM
+ foo JOIN bar
+ON
+ foo.c2 = bar.c2
+GROUP BY
+ foo.c2,
+ col
+----
+project (
+| group by (
+| | join (
+| | | table("sys"."foo") [ "foo"."c2" ],
+| | | table("sys"."bar") [ "bar"."c2" ]
+| | ) [ ("foo"."c2") = ("bar"."c2") ]
+| ) [ "foo"."c2" ] [ "foo"."c2" as "col", "sys"."count"() as "%1"."%1" ]
+) [ "col", "%1"."%1" ]
+
+query II rowsort
+SELECT
+ foo.c2 AS col,
+ count(*)
+FROM
+ foo JOIN bar
+ON
+ foo.c2 = bar.c2
+GROUP BY
+ foo.c2,
+ col
+----
+1
+3
+2
+2
## GROUPBY <--input-- TOPN/SAMPLE
# this cannot happen since the TOPN/SAMPLE operators are pushed down to
# the projections
-## GROUPBY <--input-- JOIN
-# TODO
-
## GROUPBY <--input-- SEMI
# TODO
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