diff --git a/jero-boot/jero-boot-base/jero-boot-base-generater-core/src/main/java/com/jero/codegenerate/database/DbReadTableUtil.java b/jero-boot/jero-boot-base/jero-boot-base-generater-core/src/main/java/com/jero/codegenerate/database/DbReadTableUtil.java
index 5d5a8bc4..54626c09 100644
--- a/jero-boot/jero-boot-base/jero-boot-base-generater-core/src/main/java/com/jero/codegenerate/database/DbReadTableUtil.java
+++ b/jero-boot/jero-boot-base/jero-boot-base-generater-core/src/main/java/com/jero/codegenerate/database/DbReadTableUtil.java
@@ -9,6 +9,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang.ArrayUtils;
 import org.apache.commons.lang.StringUtils;
 import org.springframework.stereotype.Component;
+
 import java.sql.*;
 import java.text.MessageFormat;
 import java.util.ArrayList;
@@ -108,7 +109,7 @@ public class DbReadTableUtil {
      * @param tableName
      * @return java.util.List<com.jero.codegenerate.generate.pojo.ColumnVo>
      */
-    public static List<ColumnVo> listColumns(String tableName) throws Exception{
+    public static List<ColumnVo> listColumns(String tableName) throws  SQLException, ClassNotFoundException {
         String sqlStr = null;
         ArrayList<ColumnVo> list = new ArrayList<>();
         Connection connection = null;
@@ -130,7 +131,7 @@ public class DbReadTableUtil {
             // 返回结果是当前数据集的行号，而不是结果的行数
             row = resultSet.getRow();
             if (row <= 0) {
-                throw new Exception("该表不存在或者表中没有字段");
+                throw new IllegalArgumentException("该表不存在或者表中没有字段");
             }
 
             ColumnVo columnVo = new ColumnVo();
@@ -215,7 +216,7 @@ public class DbReadTableUtil {
      * @param tableName
      * @return java.util.List<com.jero.codegenerate.generate.pojo.ColumnVo>
      */
-    public static List<ColumnVo> listOriginalColumns(String tableName) throws Exception {
+    public static List<ColumnVo> listOriginalColumns(String tableName) throws SQLException, ClassNotFoundException {
         ResultSet resultSet;
         String sqlStr = null;
         ArrayList<ColumnVo> list = new ArrayList<>();
@@ -237,7 +238,7 @@ public class DbReadTableUtil {
             // 返回结果是当前数据集的行号，而不是结果的行数
             row = resultSet.getRow();
             if (row <= 0) {
-                throw new Exception("该表不存在或者表中没有字段");
+                throw new IllegalArgumentException("该表不存在或者表中没有字段");
             }
 
             ColumnVo columnVo = new ColumnVo();