diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
index 51fa59c84..8de4c66dc 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
@@ -25,7 +25,7 @@ public class FileUploadUtils
     /**
      * 默认大小 50M
      */
-    public static final long DEFAULT_MAX_SIZE = 50 * 1024 * 1024;
+    public static final long DEFAULT_MAX_SIZE = 50 * 1024 * 1024L;
 
     /**
      * 默认的文件名最大长度 100
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
index f473f4408..27caf42ae 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
@@ -150,7 +150,7 @@ public class DataScopeAspect
             conditions.add(dataScope);
         }
 
-        // 多角色情况下，所有角色都不包含传递过来的权限字符，这个时候sqlString也会为空，所以要限制一下,不查询任何数据
+        // 角色都不包含传递过来的权限字符，这个时候sqlString也会为空，所以要限制一下,不查询任何数据
         if (StringUtils.isEmpty(conditions))
         {
             sqlString.append(StringUtils.format(" OR {}.dept_id = 0 ", deptAlias));
diff --git a/ruoyi-generator/src/main/resources/mapper/generator/GenTableMapper.xml b/ruoyi-generator/src/main/resources/mapper/generator/GenTableMapper.xml
index 84633f3a9..2378ab868 100644
--- a/ruoyi-generator/src/main/resources/mapper/generator/GenTableMapper.xml
+++ b/ruoyi-generator/src/main/resources/mapper/generator/GenTableMapper.xml
@@ -26,7 +26,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 		<result property="updateBy"       column="update_by"         />
 		<result property="updateTime"     column="update_time"       />
 		<result property="remark"         column="remark"            />
-		<collection property="columns" javaType="java.util.List" resultMap="GenTableColumnResult" />
+		<collection  property="columns"   javaType="java.util.List"  resultMap="GenTableColumnResult" />
 	</resultMap>
 	
 	<resultMap type="GenTableColumn" id="GenTableColumnResult">
@@ -73,7 +73,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 	<select id="selectDbTableList" parameterType="GenTable" resultMap="GenTableResult">
 		select table_name, table_comment, create_time, update_time from information_schema.tables
 		where table_schema = (select database())
-		AND table_name NOT LIKE 'QRTZ_%' AND table_name NOT LIKE 'gen_%'
+		AND table_name NOT LIKE 'qrtz\_%' AND table_name NOT LIKE 'gen\_%'
 		AND table_name NOT IN (select table_name from gen_table)
 		<if test="tableName != null and tableName != ''">
 			AND lower(table_name) like lower(concat('%', #{tableName}, '%'))
@@ -86,7 +86,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 	
 	<select id="selectDbTableListByNames" resultMap="GenTableResult">
 		select table_name, table_comment, create_time, update_time from information_schema.tables
-		where table_name NOT LIKE 'qrtz_%' and table_name NOT LIKE 'gen_%' and table_schema = (select database())
+		where table_name NOT LIKE 'qrtz\_%' and table_name NOT LIKE 'gen\_%' and table_schema = (select database())
 		and table_name in
 	    <foreach collection="array" item="name" open="(" separator="," close=")">
  			#{name}
@@ -158,12 +158,12 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 			sysdate()
          )
     </insert>
-
-	<update id="createTable">
+    
+    <update id="createTable">
         ${sql}
-	</update>
-
-	<update id="updateGenTable" parameterType="GenTable">
+    </update>
+    
+    <update id="updateGenTable" parameterType="GenTable">
         update gen_table
         <set>
             <if test="tableName != null">table_name = #{tableName},</if>
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/domain/SysUserOnline.java b/ruoyi-system/src/main/java/com/ruoyi/system/domain/SysUserOnline.java
index c5467bb66..d259a5ba0 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/domain/SysUserOnline.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/domain/SysUserOnline.java
@@ -42,7 +42,7 @@ public class SysUserOnline extends BaseEntity
     /** session最后访问时间 */
     private Date lastAccessTime;
 
-    /** 超时时间，单位为分钟 */
+    /** 超时时间，单位为毫秒 */
     private Long expireTime;
 
     /** 在线状态 */
diff --git a/ruoyi-system/src/main/resources/mapper/system/SysDictDataMapper.xml b/ruoyi-system/src/main/resources/mapper/system/SysDictDataMapper.xml
index aebd9b4f6..0d5dde72d 100644
--- a/ruoyi-system/src/main/resources/mapper/system/SysDictDataMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/system/SysDictDataMapper.xml
@@ -40,7 +40,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 		</where>
 	</select>
 	
-	<select id="selectDictDataByType" parameterType="SysDictData" resultMap="SysDictDataResult">
+	<select id="selectDictDataByType" parameterType="String" resultMap="SysDictDataResult">
 		<include refid="selectDictDataVo"/>
 		where status = '0' and dict_type = #{dictType} order by dict_sort asc
 	</select>