Disable the bidirection edges.

src/graph/optimizer/rule/GetEdgesTransformRule.cpp

@@ -71,6 +71,9 @@ StatusOr<OptRule::TransformResult> GetEdgesTransformRule::transform(
       OptGroupNode::create(ctx, newAppendVertices, appendVerticesGroupNode->group());
 
   auto *newScanEdges = traverseToScanEdges(traverse);
+  if (newScanEdges == nullptr) {
+    return TransformResult::noTransform();
+  }
   auto newScanEdgesGroup = OptGroup::create(ctx);
   auto newScanEdgesGroupNode = newScanEdgesGroup->makeGroupNode(newScanEdges);
 
@@ -98,6 +101,18 @@ std::string GetEdgesTransformRule::toString() const { return "GetEdgesTransformR
 /*static*/ graph::ScanEdges *GetEdgesTransformRule::traverseToScanEdges(
     const graph::Traverse *traverse) {
   const auto *edgeProps = traverse->edgeProps();
+  if (edgeProps == nullptr) {
+    return nullptr;
+  }
+  for (std::size_t i = 0; i < edgeProps->size(); i++) {
+    auto type = (*edgeProps)[i].get_type();
+    for (std::size_t j = i + 1; j < edgeProps->size(); j++) {
+      if (type == -((*edgeProps)[j].get_type())) {
+        // Don't support to retrieve edges of the inbound/outbound together
+        return nullptr;
+      }
+    }
+  }
   auto scanEdges = ScanEdges::make(
       traverse->qctx(),
       nullptr,

tests/tck/features/match/Scan.feature

@@ -155,3 +155,17 @@ Feature: Match seek by scan
       LIMIT 3
       """
     Then a ExecutionError should be raised at runtime: Scan vertices must specify limit number.
+    When executing query:
+      """
+      MATCH ()-[e:is_teacher]-()
+      RETURN type(e) AS Type, e.start_year AS StartYear, e.end_year AS EndYear
+      LIMIT 3
+      """
+    Then a ExecutionError should be raised at runtime: Scan vertices must specify limit number.
+    When executing query:
+      """
+      MATCH ()-[e]-()
+      RETURN type(e) AS Type, e.start_year AS StartYear, e.end_year AS EndYear
+      LIMIT 3
+      """
+    Then a ExecutionError should be raised at runtime: Scan vertices must specify limit number.