Manya0407 commented on code in PR #6746:
URL: https://github.com/apache/hive/pull/6746#discussion_r4122153232
##########
ql/src/test/org/apache/hadoop/hive/ql/optimizer/calcite/stats/TestFilterSelectivityEstimator.java:
##########
@@ -1202,4 +1208,185 @@ private static long timestampMillis(String timestamp) {
private static long timestamp(String timestamp) {
return timestampMillis(timestamp) / 1000;
}
+
+ private static final int INTEGER_FIELD_INDEX = 6; // f_integer
+ private static final int DATE_FIELD_INDEX = 9; // f_date
+
+ private void setupMinMaxNoHistogram(float min, float max) {
+ setupMinMaxNoHistogram(min, max, 0);
+ }
+
+ private void setupMinMaxNoHistogram(float min, float max, long numNulls) {
+ stats = new ColStatistics();
+ stats.setHistogram(null);
+ stats.setRange(min, max);
+ stats.setNumNulls(numNulls);
+ currentInputRef = REX_BUILDER.makeInputRef(scan, INTEGER_FIELD_INDEX);
+ doReturn(Collections.singletonList(stats)).when(tableMock)
+ .getColStat(Collections.singletonList(INTEGER_FIELD_INDEX));
+ }
+
+ private RelNode createScanWithPlanner(HiveConf conf) {
+ RelOptPlanner planner = CalcitePlanner.createPlanner(conf);
+ RelOptCluster cluster = RelOptCluster.create(planner, REX_BUILDER);
+ RelBuilder relBuilder = HiveRelFactories.HIVE_BUILDER.create(cluster,
schemaMock);
+ HiveTableScan tableScan =
+ new HiveTableScan(cluster, cluster.traitSetOf(HiveRelNode.CONVENTION),
tableMock, "table", null, false, false);
+ return relBuilder.push(tableScan).build();
+ }
+
+ @Test
+ public void testComparisonMinMaxNoHistogram() {
+ setupMinMaxNoHistogram(0, 100);
Review Comment:
Done — all min/max-no-histogram cases use useFieldWithValues("f_integer",
new float[] {…}, null) (or the other field names where relevant).
##########
ql/src/test/org/apache/hadoop/hive/ql/optimizer/calcite/stats/TestFilterSelectivityEstimator.java:
##########
@@ -1202,4 +1208,185 @@ private static long timestampMillis(String timestamp) {
private static long timestamp(String timestamp) {
return timestampMillis(timestamp) / 1000;
}
+
+ private static final int INTEGER_FIELD_INDEX = 6; // f_integer
+ private static final int DATE_FIELD_INDEX = 9; // f_date
+
+ private void setupMinMaxNoHistogram(float min, float max) {
+ setupMinMaxNoHistogram(min, max, 0);
+ }
+
+ private void setupMinMaxNoHistogram(float min, float max, long numNulls) {
+ stats = new ColStatistics();
+ stats.setHistogram(null);
+ stats.setRange(min, max);
+ stats.setNumNulls(numNulls);
+ currentInputRef = REX_BUILDER.makeInputRef(scan, INTEGER_FIELD_INDEX);
+ doReturn(Collections.singletonList(stats)).when(tableMock)
+ .getColStat(Collections.singletonList(INTEGER_FIELD_INDEX));
+ }
+
+ private RelNode createScanWithPlanner(HiveConf conf) {
+ RelOptPlanner planner = CalcitePlanner.createPlanner(conf);
+ RelOptCluster cluster = RelOptCluster.create(planner, REX_BUILDER);
+ RelBuilder relBuilder = HiveRelFactories.HIVE_BUILDER.create(cluster,
schemaMock);
+ HiveTableScan tableScan =
+ new HiveTableScan(cluster, cluster.traitSetOf(HiveRelNode.CONVENTION),
tableMock, "table", null, false, false);
+ return relBuilder.push(tableScan).build();
+ }
+
+ @Test
+ public void testComparisonMinMaxNoHistogram() {
+ setupMinMaxNoHistogram(0, 100);
+ RexNode int50 = REX_BUILDER.makeLiteral(50,
TYPE_FACTORY.createSqlType(INTEGER), true);
Review Comment:
Switched to makeLiteral(v, type) via a small literalInt() helper so we get
plain literals, not CAST-over-literal.
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