diff --git a/fe/fe-core/src/main/java/org/apache/doris/statistics/OlapAnalysisTask.java b/fe/fe-core/src/main/java/org/apache/doris/statistics/OlapAnalysisTask.java
index 6d3b5a3a40e828..2f73ae8738274c 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/statistics/OlapAnalysisTask.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/statistics/OlapAnalysisTask.java
@@ -271,6 +271,8 @@ protected void getSampleParams(Map<String, String> params, long tableRowCount) {
             params.put("scaleFactor", "1");
             params.put("sampleHints", "");
             params.put("ndvFunction", "ROUND(NDV(`${colName}`) * ${scaleFactor})");
+            // For full table scan, use COUNT(1) for table row count.
+            params.put("rowCount", "COUNT(1)");
             params.put("rowCount2", "(SELECT COUNT(1) FROM cte1 WHERE `${colName}` IS NOT NULL)");
             scanFullTable = true;
             return;
diff --git a/fe/fe-core/src/test/java/org/apache/doris/statistics/OlapAnalysisTaskTest.java b/fe/fe-core/src/test/java/org/apache/doris/statistics/OlapAnalysisTaskTest.java
index c8f9b397479232..fa1879db5f3bfc 100644
--- a/fe/fe-core/src/test/java/org/apache/doris/statistics/OlapAnalysisTaskTest.java
+++ b/fe/fe-core/src/test/java/org/apache/doris/statistics/OlapAnalysisTaskTest.java
@@ -375,6 +375,11 @@ public KeysType getKeysType() {
         Assertions.assertEquals("", params.get("sampleHints"));
         Assertions.assertEquals("ROUND(NDV(`${colName}`) * ${scaleFactor})", params.get("ndvFunction"));
         Assertions.assertNull(params.get("preAggHint"));
+        Assertions.assertEquals("COUNT(1)", params.get("rowCount"));
+        params.clear();
+
+        task.getSampleParams(params, 10000);
+        Assertions.assertEquals("10000", params.get("rowCount"));
         params.clear();
 
         new MockUp<OlapTable>() {