diff --git a/fe/fe-core/src/main/java/org/apache/doris/analysis/ColumnDef.java b/fe/fe-core/src/main/java/org/apache/doris/analysis/ColumnDef.java
index 93bcb92f58062a4..54053fb17f7cc8d 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/analysis/ColumnDef.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/ColumnDef.java
@@ -179,17 +179,6 @@ public String getValue() {
             }
             return value;
         }
-
-        public String toSql() {
-            StringBuilder sb = new StringBuilder();
-            sb.append("DEFAULT ");
-            if (value != null) {
-                sb.append('"').append(value).append('"');
-            } else {
-                sb.append("NULL");
-            }
-            return sb.toString();
-        }
     }
 
     // parameter initialized in constructor
@@ -680,9 +669,23 @@ public String toSql() {
         }
 
         if (defaultValue.isSet) {
-            sb.append(defaultValue.toSql()).append(" ");
+            sb.append("DEFAULT ");
+            if (defaultValue.value != null) {
+                if (typeDef.getType().getPrimitiveType() != PrimitiveType.BITMAP
+                        && typeDef.getType().getPrimitiveType() != PrimitiveType.HLL) {
+                    if (defaultValue.defaultValueExprDef != null) {
+                        sb.append(defaultValue.value);
+                    } else {
+                        sb.append("\"").append(defaultValue.value).append("\"");
+                    }
+                } else if (typeDef.getType().getPrimitiveType() == PrimitiveType.BITMAP) {
+                    sb.append(defaultValue.defaultValueExprDef.getExprName());
+                }
+            } else {
+                sb.append("NULL");
+            }
         }
-        sb.append("COMMENT \"").append(comment).append("\"");
+        sb.append(" COMMENT \"").append(comment).append("\"");
 
         return sb.toString();
     }
diff --git a/fe/fe-core/src/test/java/org/apache/doris/analysis/AddColumnDefaultValueTest.java b/fe/fe-core/src/test/java/org/apache/doris/analysis/AddColumnDefaultValueTest.java
new file mode 100644
index 000000000000000..df5a8c33f9dddb8
--- /dev/null
+++ b/fe/fe-core/src/test/java/org/apache/doris/analysis/AddColumnDefaultValueTest.java
@@ -0,0 +1,76 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.apache.doris.analysis;
+
+import org.apache.doris.analysis.ColumnDef.DefaultValue;
+import org.apache.doris.catalog.KeysType;
+import org.apache.doris.catalog.PrimitiveType;
+import org.apache.doris.catalog.ScalarType;
+import org.apache.doris.common.AnalysisException;
+
+import com.google.common.collect.Lists;
+import org.junit.Assert;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.util.List;
+
+public class AddColumnDefaultValueTest {
+        private static Analyzer analyzer;
+
+        @BeforeClass
+        public static void setUp() {
+                analyzer = AccessTestUtil.fetchAdminAnalyzer(false);
+        }
+
+        @Test
+        public void testNormal() throws AnalysisException {
+                List<ColumnDef> columns = Lists.newArrayList();
+                ColumnDef definition = new ColumnDef("col1", new TypeDef(ScalarType.createType(PrimitiveType.DATETIME)),
+                                true,
+                                null, false,
+                                DefaultValue.CURRENT_TIMESTAMP_DEFAULT_VALUE, "");
+                definition.setKeysType(KeysType.DUP_KEYS);
+                columns.add(definition);
+                definition = new ColumnDef("col2", new TypeDef(ScalarType.createType(PrimitiveType.INT)),
+                                false,
+                                null, false,
+                                new DefaultValue(true, 1), "");
+                columns.add(definition);
+                definition = new ColumnDef("col3", new TypeDef(ScalarType.createType(PrimitiveType.VARCHAR)),
+                                false,
+                                null, false,
+                                new DefaultValue(true, "varchar"), "");
+                columns.add(definition);
+                definition = new ColumnDef("col4", new TypeDef(ScalarType.createType(PrimitiveType.BITMAP)),
+                                false,
+                                null, false,
+                                DefaultValue.BITMAP_EMPTY_DEFAULT_VALUE, "");
+                definition.setKeysType(KeysType.DUP_KEYS);
+                columns.add(definition);
+                AddColumnsClause clause = new AddColumnsClause(columns, null, null);
+                clause.analyze(analyzer);
+                System.out.println(clause.toString());
+                Assert.assertEquals(
+                                "ADD COLUMN (`col1` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT \"\", "
+                                                + "`col2` int NOT NULL DEFAULT \"1\" COMMENT \"\", "
+                                                + "`col3` varchar(65533) NOT NULL DEFAULT \"varchar\" COMMENT \"\", "
+                                                + "`col4` bitmap NOT NULL DEFAULT BITMAP_EMPTY COMMENT \"\")",
+                                clause.toString());
+        }
+}