Fix comparison key

KIKIMR-10864

1 files changed, 2 insertions, 2 deletions

diff --git a/ydb/core/kqp/opt/logical/kqp_opt_log_ranges_predext.cpp b/ydb/core/kqp/opt/logical/kqp_opt_log_ranges_predext.cpp
index b6a0a87f95..22fbcac963 100644
--- a/ydb/core/kqp/opt/logical/kqp_opt_log_ranges_predext.cpp
+++ b/ydb/core/kqp/opt/logical/kqp_opt_log_ranges_predext.cpp
@@ -278,9 +278,9 @@ TExprBase KqpPushExtractedPredicateToReadTable(TExprBase node, TExprContext& ctx
         auto calcKey = [&](NYql::IPredicateRangeExtractor::TBuildResult buildResult, size_t descriptionKeyColumns, bool needsJoin) -> TIndexComparisonKey {
             return std::make_tuple(
                 buildResult.PointPrefixLen >= descriptionKeyColumns,
-                buildResult.PointPrefixLen,
+                buildResult.PointPrefixLen >= descriptionKeyColumns ? 0 : buildResult.PointPrefixLen,
                 buildResult.UsedPrefixLen >= descriptionKeyColumns,
-                buildResult.UsedPrefixLen,
+                buildResult.UsedPrefixLen >= descriptionKeyColumns ? 0 : buildResult.UsedPrefixLen,
                 !needsJoin);
         };