diff --git a/ruoyi-modules/ruoyi-gen/src/main/resources/mapper/generator/GenTableColumnMapper.xml b/ruoyi-modules/ruoyi-gen/src/main/resources/mapper/generator/GenTableColumnMapper.xml
index fae6a86dd..bf8fc9bcf 100644
--- a/ruoyi-modules/ruoyi-gen/src/main/resources/mapper/generator/GenTableColumnMapper.xml
+++ b/ruoyi-modules/ruoyi-gen/src/main/resources/mapper/generator/GenTableColumnMapper.xml
@@ -32,7 +32,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     <select id="selectDbTableColumnsByName" parameterType="String" resultMap="GenTableColumnResult">
         <if test="@com.ruoyi.common.mybatis.helper.DataBaseHelper@isMySql()">
             select column_name,
-            (case when (is_nullable = 'no' <![CDATA[ && ]]> column_key != 'PRI') then '1' else null end) as is_required,
+            (case when (is_nullable = 'no' <![CDATA[ && ]]> column_key != 'PRI') then '1' else '0' end) as is_required,
             (case when column_key = 'PRI' then '1' else '0' end) as is_pk,
             ordinal_position as sort,
             column_comment,
@@ -43,7 +43,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         </if>
         <if test="@com.ruoyi.common.mybatis.helper.DataBaseHelper@isOracle()">
             select lower(temp.column_name) as column_name,
-            (case when (temp.nullable = 'N'  and  temp.constraint_type != 'P') then '1' else null end) as is_required,
+            (case when (temp.nullable = 'N'  and  temp.constraint_type != 'P') then '1' else '0' end) as is_required,
             (case when temp.constraint_type = 'P' then '1' else '0' end) as is_pk,
             temp.column_id as sort,
             temp.comments as column_comment,