zstan commented on a change in pull request #8959:
URL: https://github.com/apache/ignite/pull/8959#discussion_r606135832
##########
File path:
modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/util/RexUtils.java
##########
@@ -275,6 +281,46 @@ else if (bestLower != null) { // "x>5"
return new IndexConditions(lower, upper, lowerBound, upperBound);
}
+ /**
+ * Builds index conditions.
+ */
+ public static List<RexNode> buildHashSearchRow(
+ RelOptCluster cluster,
+ RexNode condition,
+ RelDataType rowType
+ ) {
+ condition = RexUtil.toCnf(builder(cluster), condition);
+
+ Map<Integer, List<RexCall>> fieldsToPredicates =
mapPredicatesToFields(condition, cluster);
+
+ if (F.isEmpty(fieldsToPredicates))
+ return null;
+
+ List<RexNode> searchPreds = new ArrayList<>();
+
+ for (int fldIdx : fieldsToPredicates.keySet()) {
+ List<RexCall> collFldPreds = fieldsToPredicates.get(fldIdx);
+
+ if (F.isEmpty(collFldPreds))
+ break;
+
+ for (RexCall pred : collFldPreds) {
+ if (U.assertionsEnabled()) {
+ RexNode cond = RexUtil.removeCast(pred.operands.get(1));
+
+ assert idxOpSupports(cond) : cond;
+ }
+
+ if (pred.getOperator().kind != SqlKind.EQUALS)
+ return null;
+
Review comment:
if (searchPreds == null)
searchPreds = new ArrayList<>();
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