amansinha100 commented on code in PR #4237:
URL: https://github.com/apache/hive/pull/4237#discussion_r1168016810
##########
ql/src/test/queries/clientpositive/pointlookup6.q:
##########
@@ -0,0 +1,17 @@
+create table r_table (
Review Comment:
Should these tests set the hive.optimize.point.lookup and
hive.optimize.point.lookup.min explicitly since the default values could
change.
##########
ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HivePointLookupOptimizerRule.java:
##########
@@ -669,6 +670,22 @@ private static RexNode handleAND(RexBuilder rexBuilder,
RexCall call) {
return RexUtil.composeConjunction(rexBuilder, newOperands, false);
}
+ private static void retainAll(Collection<RexNode> elementsToRetain,
Collection<RexNode> collection) {
+ collection.removeIf(rexNode -> elementsToRetain.stream().noneMatch(
+ rexNodeToRetain -> equalsWithSimilarType(rexNode,
rexNodeToRetain)));
+ }
+
+ private static boolean equalsWithSimilarType(RexNode rexNode1, RexNode
rexNode2) {
+ if (!(rexNode1 instanceof RexLiteral) || !(rexNode2 instanceof
RexLiteral)) {
+ return rexNode1.equals(rexNode2);
+ }
+
+ RexLiteral rexLiteral1 = (RexLiteral) rexNode1;
+ RexLiteral rexLiteral2 = (RexLiteral) rexNode2;
+ return rexLiteral1.getValue().compareTo(rexLiteral2.getValue()) == 0 &&
+
rexLiteral1.getType().getSqlTypeName().equals(rexLiteral2.getType().getSqlTypeName());
Review Comment:
The SqlTypeName is being compared twice. Previously, it was compared by the
shareSameType() function on lines 623, 653.
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