diff --git a/src/share/system_variable/ob_system_variable_init.json b/src/share/system_variable/ob_system_variable_init.json
index 29a2a5236f..afc31b40b0 100644
--- a/src/share/system_variable/ob_system_variable_init.json
+++ b/src/share/system_variable/ob_system_variable_init.json
@@ -7332,5 +7332,19 @@
     "info_cn": "",
     "background_cn": "",
     "ref_url": "Controls the type conversion mode in effect on the replica when using row-based replication"
+  },
+  "ob_hnsw_ef_search": {
+    "id": 10419,
+      "name": "ob_hnsw_ef_search",
+      "default_value": "40",
+      "base_value": "40",
+      "data_type": "uint",
+      "info": "The number of neighbor nodes considered during any HNSW vector index search on the session",
+      "flags": "SESSION",
+      "publish_version": "433",
+      "info_cn": "",
+      "background_cn": "",
+      "ref_url": "",
+      "placeholder": true
   }
 }
diff --git a/src/sql/engine/expr/ob_expr_eval_functions.cpp b/src/sql/engine/expr/ob_expr_eval_functions.cpp
index 81e0b0c9ca..51c1c0788a 100644
--- a/src/sql/engine/expr/ob_expr_eval_functions.cpp
+++ b/src/sql/engine/expr/ob_expr_eval_functions.cpp
@@ -1223,6 +1223,10 @@ static ObExpr::EvalFunc g_expr_eval_functions[] = {
   NULL, // ObExprSm3::eval_sm3,                                       /* 730 */
   NULL, // ObExprSm4Encrypt::eval_sm4_encrypt,                        /* 731 */
   NULL, // ObExprSm4Decrypt::eval_sm4_decrypt,                        /* 732 */
+  NULL, // ObExprAdd::add_vec_vec,                                    /* 733 */
+  NULL, // ObExprMinus::minus_vec_vec,                                /* 734 */
+  NULL, // ObExprMul::mul_vec_vec,                                    /* 735 */
+  NULL, // ObExprDiv::div_vec,                                        /* 736 */
 };
 
 static ObExpr::EvalBatchFunc g_expr_eval_batch_functions[] = {
@@ -1359,6 +1363,10 @@ static ObExpr::EvalBatchFunc g_expr_eval_batch_functions[] = {
   ObExprTopNFilter::eval_topn_filter_batch,                           /* 130 */
   NULL,//ObRelationalExprOperator::eval_batch_min_max_compare,        /* 131 */
   NULL,//ObExprBM25::eval_batch_bm25_relevance_expr,                  /* 132 */
+  NULL, // ObExprAdd::add_vec_vec_batch,                              /* 133 */
+  NULL, // ObExprMinus::minus_vec_vec_batch,                          /* 134 */
+  NULL, // ObExprMul::mul_vec_vec_batch,                              /* 135 */
+  NULL, // ObExprDiv::div_vec_batch,                                  /* 136 */
 };
 
 static ObExpr::EvalVectorFunc g_expr_eval_vector_functions[] = {