Update default values

Signed-off-by: Jin Hai <haijin.chn@gmail.com>

Author: JinHai-CN

src/common/default_values.cppm

@@ -155,8 +155,9 @@ export {
     constexpr SizeT DBT_COMPACTION_S = DEFAULT_BLOCK_CAPACITY;
 
     // default query option parameter
-    constexpr u32 DEFAULT_FULL_TEXT_OPTION_TOP_N = 10;
+    constexpr u32 DEFAULT_MATCH_TEXT_OPTION_TOP_N = 10;
     constexpr u32 DEFAULT_MATCH_TENSOR_OPTION_TOP_N = 10;
+    constexpr u32 DEFAULT_FUSION_OPTION_TOP_N = 100;
 
     constexpr SizeT DEFAULT_BUFFER_MANAGER_SIZE = 4 * 1024lu * 1024lu * 1024lu; // 4Gib
     constexpr std::string_view DEFAULT_BUFFER_MANAGER_SIZE_STR = "4GB"; // 4Gib

src/executor/operator/physical_fusion.cpp

@@ -118,7 +118,7 @@ void PhysicalFusion::ExecuteRRFWeighted(const Map<u64, Vector<UniquePtr<DataBloc
                                         Vector<UniquePtr<DataBlock>> &output_data_block_array) const {
     SizeT num_children = 2 + other_children_.size();
     SizeT rank_constant = 60;
-    SizeT topn = 100;
+    SizeT topn = DEFAULT_FUSION_OPTION_TOP_N;
     Vector<float> weights;
     if (fusion_expr_->options_.get() != nullptr) {
         if (auto it = fusion_expr_->options_->options_.find("window_size"); it != fusion_expr_->options_->options_.end()) {

src/planner/bound_select_statement.cpp

@@ -222,7 +222,7 @@ SharedPtr<LogicalNode> BoundSelectStatement::BuildPlan(QueryContext *query_conte
                 }
                 match_node->top_n_ = top_n_option;
             } else {
-                match_node->top_n_ = DEFAULT_FULL_TEXT_OPTION_TOP_N;
+                match_node->top_n_ = DEFAULT_MATCH_TEXT_OPTION_TOP_N;
             }
 
             SearchDriver search_driver(column2analyzer, default_field);