diff --git a/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/dialect/JdbcDialect.java b/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/dialect/JdbcDialect.java
index d58d27f3..3d7cd984 100644
--- a/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/dialect/JdbcDialect.java
+++ b/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/dialect/JdbcDialect.java
@@ -25,6 +25,7 @@ import java.util.Map;
 
 /**
  * 默认方言抽象类。
+ * @author michael
  */
 public abstract class JdbcDialect implements IDialect {
 
@@ -42,6 +43,9 @@ public abstract class JdbcDialect implements IDialect {
                 Column column = new Column();
                 column.setName(columnMetaData.getColumnName(i));
 
+                column.setRawType(columnMetaData.getColumnTypeName(i));
+                column.setRawLength(columnMetaData.getColumnDisplaySize(i));
+
                 String jdbcType = columnMetaData.getColumnClassName(i);
                 column.setPropertyType(JdbcTypeMapping.getType(jdbcType));
 
diff --git a/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Column.java b/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Column.java
index fc1ace11..e44136b2 100644
--- a/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Column.java
+++ b/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Column.java
@@ -21,9 +21,7 @@ import com.mybatisflex.annotation.KeyType;
 import com.mybatisflex.codegen.config.ColumnConfig;
 import com.mybatisflex.core.util.StringUtil;
 
-import java.util.ArrayList;
 import java.util.LinkedHashSet;
-import java.util.List;
 import java.util.Set;
 
 /**
@@ -71,6 +69,16 @@ public class Column {
      */
     private boolean needGenColumnAnnotation = false;
 
+    /**
+     * 数据库的字段类型，比如 varchar/tinyint 等
+     */
+    private String rawType;
+
+    /**
+     * 数据库中的字段长度，比如 varchar(32) 中的 32
+     */
+    private int rawLength;
+
     /**
      * 字段配置。
      */
@@ -145,6 +153,22 @@ public class Column {
         isAutoIncrement = autoIncrement;
     }
 
+    public String getRawType() {
+        return rawType;
+    }
+
+    public void setRawType(String rawType) {
+        this.rawType = rawType;
+    }
+
+    public int getRawLength() {
+        return rawLength;
+    }
+
+    public void setRawLength(int rawLength) {
+        this.rawLength = rawLength;
+    }
+
     public ColumnConfig getColumnConfig() {
         return columnConfig;
     }