ivandasch commented on code in PR #10332:
URL: https://github.com/apache/ignite/pull/10332#discussion_r999328462
##########
modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/util/RexUtils.java:
##########
@@ -592,6 +595,19 @@ private static Map<Integer, List<RexCall>>
mapPredicatesToFields(RexNode conditi
return res;
}
+ /** */
Review Comment:
```
private static RexNode expandBooleanFieldComparison(RexNode rexNode,
RexBuilder builder) {
if (rexNode instanceof RexSlot)
return builder.makeCall(SqlStdOperatorTable.EQUALS, rexNode,
builder.makeLiteral(true));
else if (rexNode instanceof RexCall && rexNode.getKind() == NOT &&
(rexNode = ((RexCall)rexNode).getOperands().get(0)) instanceof
RexSlot)
return builder.makeCall(SqlStdOperatorTable.EQUALS, rexNode,
builder.makeLiteral(false));
return rexNode;
```
It seems that it is less verbose
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