twdsilva commented on code in PR #2876:
URL: https://github.com/apache/calcite/pull/2876#discussion_r1038666586
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core/src/test/java/org/apache/calcite/test/MaterializedViewRelOptRulesTest.java:
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@@ -338,6 +341,104 @@ protected final MaterializedViewFixture sql(String
materialize,
.ok();
}
+ @Test void testAggregateMaterializationAggregateFuncsRange1() {
+ // if range predicate aligns on the rollup column boundary verify that
only view is used
+ sql("select \"eventid\", floor(\"ts\" to minute), count(*) "
+ + "from \"events\""
+ + " group by \"eventid\", floor(\"ts\" to minute)",
+ "select \"eventid\", floor(\"ts\" to minute), count(*) \n"
+ + "from \"events\""
+ + " where \"ts\" >= TIMESTAMP'2018-01-01 00:02:00' "
+ + "AND \"ts\" < TIMESTAMP'2018-01-01 00:05:00'"
+ + "group by \"eventid\", floor(\"ts\" to minute)")
+ .checkingThatResultContains("EnumerableCalc(expr#0..2=[{inputs}], "
+ + "expr#3=[Sarg[[2018-01-01 00:02:00..2018-01-01 00:05:00)]],
expr#4=[SEARCH($t1, $t3)"
+ + "], proj#0..2=[{exprs}], $condition=[$t4])\n"
+ + " EnumerableTableScan(table=[[hr, MV0]])")
+ .withMetadataProvider(
+ ChainedRelMetadataProvider.of(
+ ImmutableList.of(TestMetadataHandlers.TestRelMdRowCount.SOURCE,
+ TestMetadataHandlers.TestRelMdSelectivity.SOURCE,
+ DefaultRelMetadataProvider.INSTANCE))
+ )
+ .ok();
+ }
+
+ @Test void testAggregateMaterializationAggregateFuncsRange2() {
+ // if range predicate doesn't align on the rollup column boundary verify
that a union on both
+ // the table and view is used
+ sql("select \"eventid\", floor(\"ts\" to minute), count(*) "
+ + "from \"events\""
+ + " group by \"eventid\", floor(\"ts\" to minute)",
+ "select \"eventid\", floor(\"ts\" to minute), count(*) \n"
+ + "from \"events\""
+ + " where \"ts\" > TIMESTAMP'2018-01-01 00:02:30.123' "
+ + "AND \"ts\" <= TIMESTAMP'2018-01-01 00:05:30.456'"
+ + "group by \"eventid\", floor(\"ts\" to minute)")
+ .checkingThatResultContains("EnumerableAggregate(group=[{0, 1}],
EXPR$2=[$SUM0($2)])\n"
+ + " EnumerableUnion(all=[true])\n"
+ + " EnumerableAggregate(group=[{0, 1}], EXPR$2=[COUNT()])\n"
+ + " EnumerableCalc(expr#0..1=[{inputs}],
expr#2=[FLAG(MINUTE)], expr#3=[FLOOR($t1,"
+ + " $t2)], expr#4=[Sarg[(2018-01-01
00:02:30.123:TIMESTAMP(3)..2018-01-01 "
+ + "00:03:00:TIMESTAMP(3)), [2018-01-01
00:05:00:TIMESTAMP(3)..2018-01-01 00:05:30"
+ + ".456:TIMESTAMP(3)]]:TIMESTAMP(3)], expr#5=[SEARCH($t1, $t4)],
eventid=[$t0], "
+ + "$f1=[$t3], $condition=[$t5])\n"
+ + " EnumerableTableScan(table=[[hr, events]])\n"
+ + " EnumerableCalc(expr#0..2=[{inputs}],
expr#3=[Sarg[[2018-01-01 00:03:00."
+ + ".2018-01-01 00:05:00)]], expr#4=[SEARCH($t1, $t3)],
proj#0..2=[{exprs}], "
+ + "$condition=[$t4])\n"
+ + " EnumerableTableScan(table=[[hr, MV0]])")
+ .withMetadataProvider(
+ ChainedRelMetadataProvider.of(
+ ImmutableList.of(TestMetadataHandlers.TestRelMdRowCount.SOURCE,
+ TestMetadataHandlers.TestRelMdSelectivity.SOURCE,
+ DefaultRelMetadataProvider.INSTANCE))
+ )
+ .ok();
+ }
+
+ @Test void testAggregateMaterializationAggregateFuncsRange31() {
+ // test using multiple views
Review Comment:
Added a more descriptive comment.
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