diff --git a/chat/core/src/main/java/com/tencent/supersonic/chat/parser/llm/s2ql/LLMRequestService.java b/chat/core/src/main/java/com/tencent/supersonic/chat/parser/llm/s2ql/LLMRequestService.java
index 862f2270f..a930ef625 100644
--- a/chat/core/src/main/java/com/tencent/supersonic/chat/parser/llm/s2ql/LLMRequestService.java
+++ b/chat/core/src/main/java/com/tencent/supersonic/chat/parser/llm/s2ql/LLMRequestService.java
@@ -110,6 +110,10 @@ public class LLMRequestService {
         LLMReq llmReq = new LLMReq();
         llmReq.setQueryText(queryText);
 
+        LLMReq.FilterCondition filterCondition = new LLMReq.FilterCondition();
+        filterCondition.setTableName(modelIdToName.get(modelId));
+        llmReq.setFilterCondition(filterCondition);
+
         LLMReq.LLMSchema llmSchema = new LLMReq.LLMSchema();
         llmSchema.setModelName(modelIdToName.get(modelId));
         llmSchema.setDomainName(modelIdToName.get(modelId));
diff --git a/chat/core/src/main/java/com/tencent/supersonic/chat/query/llm/s2ql/LLMReq.java b/chat/core/src/main/java/com/tencent/supersonic/chat/query/llm/s2ql/LLMReq.java
index cf036197a..ae4e6689c 100644
--- a/chat/core/src/main/java/com/tencent/supersonic/chat/query/llm/s2ql/LLMReq.java
+++ b/chat/core/src/main/java/com/tencent/supersonic/chat/query/llm/s2ql/LLMReq.java
@@ -8,6 +8,8 @@ public class LLMReq {
 
     private String queryText;
 
+    private FilterCondition filterCondition;
+
     private LLMSchema schema;
 
     private List<ElementValue> linking;
@@ -35,4 +37,10 @@ public class LLMReq {
         private List<String> fieldNameList;
 
     }
+
+    @Data
+    public static class FilterCondition {
+
+        private String tableName;
+    }
 }