diff --git a/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/Column.java b/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/Column.java
index fb29d793..f006aaa8 100644
--- a/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/Column.java
+++ b/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/Column.java
@@ -49,6 +49,7 @@ public @interface Column {
 
     /**
      * 是否是逻辑删除字段，一张表中只能存在 1 一个逻辑删除字段
+     * 逻辑删除的字段，被删除时，会设置为 1，正常状态为 0
      */
     boolean isLogicDelete() default false;
 
diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/row/Row.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/row/Row.java
index 504dc54b..d7b80bf7 100644
--- a/mybatis-flex-core/src/main/java/com/mybatisflex/core/row/Row.java
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/row/Row.java
@@ -59,14 +59,13 @@ public class Row extends HashMap<String, Object> implements ModifyAttrsRecord {
         return row;
     }
 
-    public static Row ofKey(RowKey ...rowKeys) {
+    public static Row ofKey(RowKey... rowKeys) {
         Row row = new Row();
         row.primaryKeys = rowKeys;
         return row;
     }
 
 
-
     public static Row ofKey(RowKey rowKey, Object value) {
         Row row = new Row();
         row.primaryKeys = new RowKey[]{rowKey};
@@ -88,16 +87,16 @@ public class Row extends HashMap<String, Object> implements ModifyAttrsRecord {
     public Row set(String key, Object value) {
         put(key, value);
         boolean isPrimaryKey = false;
-        if (this.primaryKeys != null){
+        if (this.primaryKeys != null) {
             for (RowKey rowKey : primaryKeys) {
-                if (rowKey.getKeyColumn().equals(key)){
+                if (rowKey.getKeyColumn().equals(key)) {
                     isPrimaryKey = true;
                     break;
                 }
             }
         }
 
-        if (!isPrimaryKey){
+        if (!isPrimaryKey) {
             addModifyAttr(key);
         }
 
diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/row/RowMapper.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/row/RowMapper.java
index fbf83835..87325aa4 100644
--- a/mybatis-flex-core/src/main/java/com/mybatisflex/core/row/RowMapper.java
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/row/RowMapper.java
@@ -92,7 +92,6 @@ public interface RowMapper {
      * @param row       id 和 值的数据，可以通过 {@link Row#ofKey(String, Object)} 来创建
      * @return 执行影响的行数
      */
-
     default int deleteById(@Param(FlexConsts.TABLE_NAME) String tableName, @Param(FlexConsts.ROW) Row row) {
         return deleteById(tableName, StringUtil.join(",", row.obtainsPrimaryKeyStrings()), row.obtainsPrimaryValues());
     }