private static void AnalyzeInNodeSingleIndex(ExprInNode inNode, QueryGraph queryGraph) { if (!(inNode.ChildNodes[0] is ExprIdentNode)) { return; } var testIdent = (ExprIdentNode)inNode.ChildNodes[0]; var testIdentClass = TypeHelper.GetBoxedType(testIdent.ExprEvaluator.ReturnType); int indexedStream = testIdent.StreamId; ExprNode[] setExpressions = GetInNodeSetExpressions(inNode); if (setExpressions.Length == 0) { return; } var perStreamExprs = new LinkedHashMap <int?, IList <ExprNode> >(); foreach (ExprNode exprNodeSet in setExpressions) { if (exprNodeSet.ExprEvaluator.ReturnType.GetBoxedType() != testIdentClass) { continue; } if (exprNodeSet is ExprIdentNode) { var setIdent = (ExprIdentNode)exprNodeSet; AddToList(setIdent.StreamId, setIdent, perStreamExprs); } else { EligibilityDesc eligibility = EligibilityUtil.VerifyInputStream(exprNodeSet, indexedStream); if (!eligibility.Eligibility.IsEligible()) { continue; } AddToList(eligibility.StreamNum, exprNodeSet, perStreamExprs); } } foreach (var entry in perStreamExprs) { ExprNode[] exprNodes = ExprNodeUtility.ToArray(entry.Value); if (entry.Key == null) { queryGraph.AddInSetSingleIndexUnkeyed(testIdent.StreamId, testIdent, exprNodes); continue; } if (entry.Key.Value != indexedStream) { queryGraph.AddInSetSingleIndex(testIdent.StreamId, testIdent, entry.Key.Value, exprNodes); } } }