diff --git a/fe/fe-core/src/main/java/org/apache/doris/analysis/Expr.java b/fe/fe-core/src/main/java/org/apache/doris/analysis/Expr.java
index d56c398836..fa21b49419 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/analysis/Expr.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/Expr.java
@@ -466,6 +466,13 @@ public abstract class Expr extends TreeNode<Expr> implements ParseNode, Cloneabl
         isAnalyzed = true;
     }
 
+    /**
+     * Set the expr isConstant parameter, when select list return it can not be constant
+     */
+    public void setIsConstant(boolean isConstant) {
+        this.isConstant = isConstant;
+    }
+
     protected void computeNumDistinctValues() {
         if (isConstant()) {
             numDistinctValues = 1;
diff --git a/fe/fe-core/src/main/java/org/apache/doris/analysis/SelectStmt.java b/fe/fe-core/src/main/java/org/apache/doris/analysis/SelectStmt.java
index 9720300ab2..86dfe2dcff 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/analysis/SelectStmt.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/SelectStmt.java
@@ -524,6 +524,10 @@ public class SelectStmt extends QueryStmt {
                     // Analyze the resultExpr before generating a label to ensure enforcement
                     // of expr child and depth limits (toColumn() label may call toSql()).
                     item.getExpr().analyze(analyzer);
+                    // select list output must not be constant because it is not scalar expression.
+                    if (!fromClause.isEmpty()) {
+                        item.getExpr().setIsConstant(false);
+                    }
                     if (!(item.getExpr() instanceof CaseExpr)
                             && item.getExpr().contains(Predicates.instanceOf(Subquery.class))) {
                         throw new AnalysisException("Subquery is not supported in the select list.");
diff --git a/fe/fe-core/src/test/java/org/apache/doris/analysis/QueryStmtTest.java b/fe/fe-core/src/test/java/org/apache/doris/analysis/QueryStmtTest.java
index 3f1b3725b4..7a86b12f20 100644
--- a/fe/fe-core/src/test/java/org/apache/doris/analysis/QueryStmtTest.java
+++ b/fe/fe-core/src/test/java/org/apache/doris/analysis/QueryStmtTest.java
@@ -211,7 +211,7 @@ public class QueryStmtTest {
         Assert.assertEquals(5, exprsMap.size());
         constMap.clear();
         constMap = getConstantExprMap(exprsMap, analyzer);
-        Assert.assertEquals(2, constMap.size());
+        Assert.assertEquals(1, constMap.size());
 
         // expr in subquery associate with column in grandparent level
         sql = "WITH aa AS\n"
@@ -252,20 +252,9 @@ public class QueryStmtTest {
     @Test
     public void testPutBackExprs() throws Exception {
         ConnectContext ctx = UtFrameUtils.createDefaultCtx();
-        String sql = "SELECT username, @@license, @@time_zone\n"
-                + "FROM db1.table1\n"
-                + "WHERE siteid in\n"
-                + "    (SELECT abs(5+abs(0))+1)\n"
+        String sql = "SELECT @@license, @@time_zone\n"
                 + "UNION\n"
-                + "SELECT CASE\n"
-                + "           WHEN\n"
-                + "                  (SELECT count(*)+abs(8)\n"
-                + "                   FROM db1.table1\n"
-                + "                   WHERE username='helen')>1 THEN 888\n"
-                + "           ELSE 999\n"
-                + "       END AS ccc, @@language, @@storage_engine\n"
-                + "FROM\n"
-                + "  (SELECT curdate()) a;";
+                + "SELECT @@language, @@storage_engine;";
         StatementBase stmt = UtFrameUtils.parseAndAnalyzeStmt(sql, ctx);
         SessionVariable sessionVariable = new SessionVariable();
         TQueryOptions queryOptions = sessionVariable.getQueryOptionVariables();
diff --git a/regression-test/data/query_p0/sql_functions/conditional_functions/test_nullif.out b/regression-test/data/query_p0/sql_functions/conditional_functions/test_nullif.out
index f0746996f0..12fcd68da3 100644
--- a/regression-test/data/query_p0/sql_functions/conditional_functions/test_nullif.out
+++ b/regression-test/data/query_p0/sql_functions/conditional_functions/test_nullif.out
@@ -570,3 +570,7 @@ null	12	1	true
 -- !if_nullif28 --
 2020-02-09
 
+-- !if_nullif29 --
+1	1
+2	2
+
diff --git a/regression-test/suites/query_p0/sql_functions/conditional_functions/test_nullif.groovy b/regression-test/suites/query_p0/sql_functions/conditional_functions/test_nullif.groovy
index fb305884cc..14485b4ffd 100644
--- a/regression-test/suites/query_p0/sql_functions/conditional_functions/test_nullif.groovy
+++ b/regression-test/suites/query_p0/sql_functions/conditional_functions/test_nullif.groovy
@@ -151,4 +151,40 @@ suite("test_nullif") {
     qt_if_nullif27 """select ifnull(2+3, 2), ifnull((3*1 > 1 || 1>0), 2), ifnull((3*1 > 1 or 1>0), 2),
         ifnull(upper("null"), concat("NUL", "LL"))"""
     qt_if_nullif28 """select ifnull(date(substring("2020-02-09", 1, 1024)), null)"""
+
+    def tableName2 = "testsort"
+
+    sql """ DROP TABLE IF EXISTS ${tableName2}; """
+    sql """
+            CREATE TABLE IF NOT EXISTS ${tableName2} (
+                c_int int NULL COMMENT "",
+                c_pv bitmap BITMAP_UNION NULL COMMENT ""
+            )
+            AGGREGATE KEY(c_int)
+            DISTRIBUTED BY HASH(c_int) BUCKETS 1
+            PROPERTIES (
+              "replication_num" = "1"
+            );
+        """
+    sql """ INSERT INTO ${tableName2} VALUES(1, to_bitmap(1)), (2, to_bitmap(2));"""
+
+    qt_if_nullif29 """
+	select
+	    sortNum,
+	    BITMAP_UNION_COUNT (c.pv) over (ORDER BY sortNum ) totalNum
+	from(
+	select 
+	    ifnull(a.sortNum, b.sortNum) sortNum,
+	    BITMAP_UNION (ifnull(a.c_pv, b.c_pv)) pv
+	from
+	    (select 1 sortNum, c_pv from ${tableName2} t where t.c_int = 1) a
+	full join
+	    (select 2 sortNum, c_pv from ${tableName2} t where t.c_int = 2) b
+	    on a.sortNum = b.sortNum
+	GROUP BY
+	    sortNum
+	ORDER BY
+	    sortNum
+	) c
+	;"""
 }