diff --git a/headless/chat/src/main/java/com/tencent/supersonic/headless/chat/parser/llm/OnePassSCSqlGenStrategy.java b/headless/chat/src/main/java/com/tencent/supersonic/headless/chat/parser/llm/OnePassSCSqlGenStrategy.java
index 6a35ea7ac..6a74c17e5 100644
--- a/headless/chat/src/main/java/com/tencent/supersonic/headless/chat/parser/llm/OnePassSCSqlGenStrategy.java
+++ b/headless/chat/src/main/java/com/tencent/supersonic/headless/chat/parser/llm/OnePassSCSqlGenStrategy.java
@@ -34,7 +34,8 @@ public class OnePassSCSqlGenStrategy extends SqlGenStrategy {
             + "1.ALWAYS specify date filter using `>`,`<`,`>=`,`<=` operator."
             + "2.ALWAYS calculate the absolute date range by yourself."
             + "3.DO NOT include date filter in the where clause if not explicitly expressed in the `Question`."
-            + "4.ONLY respond with the converted SQL statement.\n"
+            + "4.DO NOT miss the AGGREGATE operator of metrics, always add it if needed."
+            + "5.ONLY respond with the converted SQL statement.\n"
             + "#Exemplars:\n{{exemplar}}"
             + "#Question:{{question}} #Schema:{{schema}} #SideInfo:{{information}} #SQL:";
 
diff --git a/launchers/standalone/src/main/java/com/tencent/supersonic/demo/S2VisitsDemo.java b/launchers/standalone/src/main/java/com/tencent/supersonic/demo/S2VisitsDemo.java
index 2f0b72a00..c6bf89162 100644
--- a/launchers/standalone/src/main/java/com/tencent/supersonic/demo/S2VisitsDemo.java
+++ b/launchers/standalone/src/main/java/com/tencent/supersonic/demo/S2VisitsDemo.java
@@ -470,7 +470,7 @@ public class S2VisitsDemo extends S2BaseDemo {
     public void addTerm_1(DomainResp s2Domain) {
         TermReq termReq = new TermReq();
         termReq.setName("核心用户");
-        termReq.setDescription("核心用户指tom和lucy");
+        termReq.setDescription("用户为tom和lucy");
         termReq.setAlias(Lists.newArrayList("VIP用户"));
         termReq.setDomainId(s2Domain.getId());
         termService.saveOrUpdate(termReq, User.getFakeUser());
diff --git a/launchers/standalone/src/main/resources/s2-exemplar.json b/launchers/standalone/src/main/resources/s2-exemplar.json
index c37654c5e..d9afdf04a 100644
--- a/launchers/standalone/src/main/resources/s2-exemplar.json
+++ b/launchers/standalone/src/main/resources/s2-exemplar.json
@@ -19,13 +19,13 @@
     },
     {
         "question": "超音数访问时长小于1小时，且来自美术部的用户是哪些",
-        "sideInfo": "CurrentDate=[2023-07-31],DomainTerms=[<核心用户 COMMENT '核心用户指tom和lucy'>]",
+        "sideInfo": "CurrentDate=[2023-07-31],DomainTerms=[<核心用户 COMMENT '用户为tom和lucy'>]",
         "dbSchema": "Table:[超音数产品], Metrics:[<访问时长 COMMENT '一段时间内用户的访问时长' AGGREGATE 'SUM'>], Dimensions:[<用户>], Values:[<部门='美术部'>]",
         "sql": "SELECT 用户 FROM 超音数产品 WHERE 部门 = '美术部' AND 访问时长 < 1"
     },
     {
         "question": "超音数本月pv最高的用户有哪些",
-        "sideInfo": "CurrentDate=[2023-08-31],DomainTerms=[<核心用户 COMMENT '核心用户指tom和lucy'>]",
+        "sideInfo": "CurrentDate=[2023-08-31],DomainTerms=[<核心用户 COMMENT '用户为tom和lucy'>]",
         "dbSchema": "Table=[超音数产品], Metrics=[<访问次数 ALIAS 'pv' COMMENT '一段时间内用户的访问次数' AGGREGATE 'SUM'>], Dimensions=[<用户>], Values=[]",
         "sql": "SELECT 用户 FROM 超音数产品 WHERE 数据日期 >= '2023-08-01' AND 数据日期 <= '2023-08-31' ORDER BY 访问次数 DESC LIMIT 1"
     },
@@ -34,5 +34,17 @@
         "sideInfo": "CurrentDate=[2023-09-14]",
         "dbSchema": "Table=[超音数产品], Metrics=[<访问次数 ALIAS 'pv' COMMENT '一段时间内用户的访问次数' AGGREGATE 'SUM'>], Dimensions=[<部门>], Values=[]",
         "sql": "SELECT 部门 FROM 超音数产品 WHERE 访问次数 > 1000"
+    },
+    {
+        "question": "过去半个月核心用户的访问次数",
+        "sideInfo": "CurrentDate=[2023-09-15],DomainTerms=[<核心用户 COMMENT '用户为alice'>]",
+        "dbSchema": "Table=[超音数产品], Metrics=[<访问次数 ALIAS 'pv' COMMENT '一段时间内用户的访问次数' AGGREGATE 'SUM'>], Dimensions=[<部门>], Values=[]",
+        "sql": "SELECT 用户,SUM(访问次数) FROM 超音数产品 WHERE 用户='alice' AND 数据日期 >= '2023-09-01' AND 数据日期 <= '2023-09-15'"
+    },
+    {
+        "question": "过去半个月忠实用户有哪一些",
+        "sideInfo": "CurrentDate=[2023-09-15],DomainTerms=[<忠实用户 COMMENT '一段时间内总访问次数大于100的用户'>]",
+        "dbSchema": "Table=[超音数产品], Metrics=[<访问次数 ALIAS 'pv' COMMENT '一段时间内用户的访问次数' AGGREGATE 'SUM'>], Dimensions=[<用户>], Values=[]",
+        "sql": "SELECT 用户 FROM 超音数产品 WHERE 数据日期 >= '2023-09-01' AND 数据日期 <= '2023-09-15' GROUP BY 用户 HAVING SUM(访问次数) > 100"
     }
 ]
\ No newline at end of file
diff --git a/launchers/standalone/src/test/resources/s2-exemplar.json b/launchers/standalone/src/test/resources/s2-exemplar.json
index c37654c5e..d9afdf04a 100644
--- a/launchers/standalone/src/test/resources/s2-exemplar.json
+++ b/launchers/standalone/src/test/resources/s2-exemplar.json
@@ -19,13 +19,13 @@
     },
     {
         "question": "超音数访问时长小于1小时，且来自美术部的用户是哪些",
-        "sideInfo": "CurrentDate=[2023-07-31],DomainTerms=[<核心用户 COMMENT '核心用户指tom和lucy'>]",
+        "sideInfo": "CurrentDate=[2023-07-31],DomainTerms=[<核心用户 COMMENT '用户为tom和lucy'>]",
         "dbSchema": "Table:[超音数产品], Metrics:[<访问时长 COMMENT '一段时间内用户的访问时长' AGGREGATE 'SUM'>], Dimensions:[<用户>], Values:[<部门='美术部'>]",
         "sql": "SELECT 用户 FROM 超音数产品 WHERE 部门 = '美术部' AND 访问时长 < 1"
     },
     {
         "question": "超音数本月pv最高的用户有哪些",
-        "sideInfo": "CurrentDate=[2023-08-31],DomainTerms=[<核心用户 COMMENT '核心用户指tom和lucy'>]",
+        "sideInfo": "CurrentDate=[2023-08-31],DomainTerms=[<核心用户 COMMENT '用户为tom和lucy'>]",
         "dbSchema": "Table=[超音数产品], Metrics=[<访问次数 ALIAS 'pv' COMMENT '一段时间内用户的访问次数' AGGREGATE 'SUM'>], Dimensions=[<用户>], Values=[]",
         "sql": "SELECT 用户 FROM 超音数产品 WHERE 数据日期 >= '2023-08-01' AND 数据日期 <= '2023-08-31' ORDER BY 访问次数 DESC LIMIT 1"
     },
@@ -34,5 +34,17 @@
         "sideInfo": "CurrentDate=[2023-09-14]",
         "dbSchema": "Table=[超音数产品], Metrics=[<访问次数 ALIAS 'pv' COMMENT '一段时间内用户的访问次数' AGGREGATE 'SUM'>], Dimensions=[<部门>], Values=[]",
         "sql": "SELECT 部门 FROM 超音数产品 WHERE 访问次数 > 1000"
+    },
+    {
+        "question": "过去半个月核心用户的访问次数",
+        "sideInfo": "CurrentDate=[2023-09-15],DomainTerms=[<核心用户 COMMENT '用户为alice'>]",
+        "dbSchema": "Table=[超音数产品], Metrics=[<访问次数 ALIAS 'pv' COMMENT '一段时间内用户的访问次数' AGGREGATE 'SUM'>], Dimensions=[<部门>], Values=[]",
+        "sql": "SELECT 用户,SUM(访问次数) FROM 超音数产品 WHERE 用户='alice' AND 数据日期 >= '2023-09-01' AND 数据日期 <= '2023-09-15'"
+    },
+    {
+        "question": "过去半个月忠实用户有哪一些",
+        "sideInfo": "CurrentDate=[2023-09-15],DomainTerms=[<忠实用户 COMMENT '一段时间内总访问次数大于100的用户'>]",
+        "dbSchema": "Table=[超音数产品], Metrics=[<访问次数 ALIAS 'pv' COMMENT '一段时间内用户的访问次数' AGGREGATE 'SUM'>], Dimensions=[<用户>], Values=[]",
+        "sql": "SELECT 用户 FROM 超音数产品 WHERE 数据日期 >= '2023-09-01' AND 数据日期 <= '2023-09-15' GROUP BY 用户 HAVING SUM(访问次数) > 100"
     }
 ]
\ No newline at end of file