fix the bug that index scan rule chooses a wrong geo index (#5922)

Author: jievince

src/graph/optimizer/rule/GeoPredicateIndexScanBaseRule.cpp

@@ -83,6 +83,8 @@ StatusOr<TransformResult> GeoPredicateIndexScanBaseRule::transform(
     return TransformResult::noTransform();
   }
 
+  const std::string& geoProp = static_cast<PropertyExpression*>(first)->prop();
+
   if (!graph::ExpressionUtils::isEvaluableExpr(second, qctx)) {
     return TransformResult::noTransform();
   }
@@ -94,18 +96,33 @@ StatusOr<TransformResult> GeoPredicateIndexScanBaseRule::transform(
 
   const auto& geog = secondVal.getGeography();
 
-  auto indexItem = indexItems.back();
-  const auto& fields = indexItem->get_fields();
-  if (fields.size() != 1) {
+  std::shared_ptr<nebula::meta::cpp2::IndexItem> geoIndexItem = nullptr;
+  for (auto& indexItem : indexItems) {
+    auto& fields = indexItem->get_fields();
+    if (fields.size() != 1) {
+      continue;
+    }
+    if (fields[0].get_type().get_type() != nebula::cpp2::PropertyType::GEOGRAPHY) {
+      continue;
+    }
+    if (fields[0].get_name() != geoProp) {
+      continue;
+    }
+    geoIndexItem = indexItem;
+    break;
+  }
+  if (!geoIndexItem) {
     return TransformResult::noTransform();
   }
+  const auto& fields = geoIndexItem->get_fields();
+  DCHECK_EQ(fields.size(), 1);
   auto& geoField = fields.back();
   auto& geoColumnTypeDef = geoField.get_type();
   bool isPointColumn = geoColumnTypeDef.geo_shape_ref().has_value() &&
                        geoColumnTypeDef.geo_shape_ref().value() == meta::cpp2::GeoShape::POINT;
 
   geo::RegionCoverParams rc;
-  const auto* indexParams = indexItem->get_index_params();
+  const auto* indexParams = geoIndexItem->get_index_params();
   if (indexParams) {
     if (indexParams->s2_max_level_ref().has_value()) {
       rc.maxCellLevel_ = indexParams->s2_max_level_ref().value();
@@ -145,7 +162,7 @@ StatusOr<TransformResult> GeoPredicateIndexScanBaseRule::transform(
     auto indexColumnHint = scanRange.toIndexColumnHint();
     indexColumnHint.column_name_ref() = fieldName;
     ictx.filter_ref() = condition->encode();
-    ictx.index_id_ref() = indexItem->get_index_id();
+    ictx.index_id_ref() = geoIndexItem->get_index_id();
     ictx.column_hints_ref() = {indexColumnHint};
     idxCtxs.emplace_back(std::move(ictx));
   }

tests/tck/features/geo/GeoBase.feature

@@ -13,7 +13,7 @@ Feature: Geo base
       | collate        | utf8_bin         |
     And having executed:
       """
-      CREATE TAG any_shape(geo geography);
+      CREATE TAG any_shape(geo geography, non_geo_prop int64);
       CREATE TAG only_point(geo geography(point));
       CREATE TAG only_linestring(geo geography(linestring));
       CREATE TAG only_polygon(geo geography(polygon));
@@ -29,8 +29,9 @@ Feature: Geo base
       DESC TAG any_shape;
       """
     Then the result should be, in any order:
-      | Field | Type        | Null  | Default | Comment |
-      | "geo" | "geography" | "YES" | EMPTY   | EMPTY   |
+      | Field          | Type        | Null  | Default | Comment |
+      | "geo"          | "geography" | "YES" | EMPTY   | EMPTY   |
+      | "non_geo_prop" | "int64"     | "YES" | EMPTY   | EMPTY   |
     When executing query:
       """
       DESC TAG only_point;
@@ -233,6 +234,11 @@ Feature: Geo base
       CREATE TAG INDEX any_shape_geo_index ON any_shape(geo) with (s2_max_level=30, s2_max_cells=8) comment "test";
       """
     Then the execution should be successful
+    When executing query:
+      """
+      CREATE TAG INDEX non_geo_prop_index ON any_shape(non_geo_prop);
+      """
+    Then the execution should be successful
     When executing query:
       """
       CREATE TAG INDEX only_point_geo_index ON only_point(geo) comment "test2";
@@ -268,6 +274,11 @@ Feature: Geo base
       REBUILD TAG INDEX any_shape_geo_index;
       """
     Then wait the job to finish
+    When submit a job:
+      """
+      REBUILD TAG INDEX non_geo_prop_index;
+      """
+    Then wait the job to finish
     When submit a job:
       """
       REBUILD TAG INDEX only_point_geo_index;
@@ -757,6 +768,12 @@ Feature: Geo base
       """
     Then the execution should be successful
     And wait 3 seconds
+    When executing query:
+      """
+      DROP TAG INDEX non_geo_prop_index;
+      """
+    Then the execution should be successful
+    And wait 3 seconds
     When executing query and retrying it on failure every 6 seconds for 3 times:
       """
       LOOKUP ON any_shape YIELD id(vertex) as id;