diff --git a/mybatis-plus-join-core/src/main/java/com/github/yulichang/interceptor/MPJInterceptor.java b/mybatis-plus-join-core/src/main/java/com/github/yulichang/interceptor/MPJInterceptor.java
index f92a895..6789e38 100644
--- a/mybatis-plus-join-core/src/main/java/com/github/yulichang/interceptor/MPJInterceptor.java
+++ b/mybatis-plus-join-core/src/main/java/com/github/yulichang/interceptor/MPJInterceptor.java
@@ -173,9 +173,6 @@ public class MPJInterceptor implements Interceptor {
         Map<String, Field> fieldMap = ReflectionKit.getFieldMap(resultType);
         List<Select> columnList = wrapper.getSelectColumns();
         //移除对多查询列，为了可重复使用wrapper
-        for (Select s : columnList) {
-            System.out.println(s);
-        }
         columnList.removeIf(Select::isLabel);
         List<ResultMapping> resultMappings = new ArrayList<>();
         for (Select i : columnList) {
diff --git a/mybatis-plus-join-core/src/main/java/com/github/yulichang/query/MPJLambdaQueryWrapper.java b/mybatis-plus-join-core/src/main/java/com/github/yulichang/query/MPJLambdaQueryWrapper.java
index f1d2ad7..38baa6e 100644
--- a/mybatis-plus-join-core/src/main/java/com/github/yulichang/query/MPJLambdaQueryWrapper.java
+++ b/mybatis-plus-join-core/src/main/java/com/github/yulichang/query/MPJLambdaQueryWrapper.java
@@ -160,7 +160,7 @@ public class MPJLambdaQueryWrapper<T> extends AbstractLambdaWrapper<T, MPJLambda
     @Override
     public MPJLambdaQueryWrapper<T> select(Class<T> entityClass, Predicate<TableFieldInfo> predicate) {
         TableInfo info = TableInfoHelper.getTableInfo(entityClass);
-        Assert.notNull(info, "can not find table info");
+        Assert.notNull(info, "table not find by class <%s>", entityClass.getSimpleName());
         selectColumns.addAll(info.getFieldList().stream().filter(predicate).map(c ->
                 Constant.TABLE_ALIAS + StringPool.DOT + c.getColumn()).collect(Collectors.toList()));
         return typedThis;
@@ -185,7 +185,7 @@ public class MPJLambdaQueryWrapper<T> extends AbstractLambdaWrapper<T, MPJLambda
     @SuppressWarnings("DuplicatedCode")
     public final MPJLambdaQueryWrapper<T> selectAll(Class<?> clazz, String as) {
         TableInfo info = TableInfoHelper.getTableInfo(clazz);
-        Assert.notNull(info, "can not find table info");
+        Assert.notNull(info, "table not find by class <%s>", clazz.getSimpleName());
         if (info.havePK()) {
             selectColumns.add(as + StringPool.DOT + info.getKeyColumn());
         }
diff --git a/mybatis-plus-join-core/src/main/java/com/github/yulichang/query/MPJQueryWrapper.java b/mybatis-plus-join-core/src/main/java/com/github/yulichang/query/MPJQueryWrapper.java
index e3c6f5f..b4b32c2 100644
--- a/mybatis-plus-join-core/src/main/java/com/github/yulichang/query/MPJQueryWrapper.java
+++ b/mybatis-plus-join-core/src/main/java/com/github/yulichang/query/MPJQueryWrapper.java
@@ -135,7 +135,7 @@ public class MPJQueryWrapper<T> extends AbstractWrapper<T, String, MPJQueryWrapp
     @Override
     public MPJQueryWrapper<T> select(Class<T> entityClass, Predicate<TableFieldInfo> predicate) {
         TableInfo info = TableInfoHelper.getTableInfo(entityClass);
-        Assert.notNull(info, "can not find table info");
+        Assert.notNull(info, "table not find by class <%s>", entityClass.getSimpleName());
         selectColumns.addAll(info.getFieldList().stream().filter(predicate).map(c ->
                 alias + StringPool.DOT + c.getSqlSelect()).collect(Collectors.toList()));
         return typedThis;
@@ -160,7 +160,7 @@ public class MPJQueryWrapper<T> extends AbstractWrapper<T, String, MPJQueryWrapp
     @SuppressWarnings({"DuplicatedCode", "UnusedReturnValue"})
     public final MPJQueryWrapper<T> selectAll(Class<?> clazz, String as) {
         TableInfo info = TableInfoHelper.getTableInfo(clazz);
-        Assert.notNull(info, "can not find table info");
+        Assert.notNull(info, "table not find by class <%s>", clazz);
         if (info.havePK()) {
             selectColumns.add(as + StringPool.DOT + info.getKeySqlSelect());
         }
diff --git a/mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/interfaces/LambdaJoin.java b/mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/interfaces/LambdaJoin.java
index 9550bf4..26486c2 100644
--- a/mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/interfaces/LambdaJoin.java
+++ b/mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/interfaces/LambdaJoin.java
@@ -3,6 +3,7 @@ package com.github.yulichang.wrapper.interfaces;
 import com.baomidou.mybatisplus.core.toolkit.support.SFunction;
 import com.github.yulichang.interfaces.MPJBaseJoin;
 import com.github.yulichang.toolkit.Constant;
+import com.github.yulichang.toolkit.LambdaUtils;
 import com.github.yulichang.wrapper.interfaces.on.OnFunction;
 
 /**
@@ -22,6 +23,16 @@ public interface LambdaJoin<Children, Entity> extends MPJBaseJoin<Entity> {
         return leftJoin(clazz, on -> on.eq(left, right));
     }
 
+    /**
+     * left join
+     *
+     * @param left  条件
+     * @param right 条件
+     */
+    default <T, X> Children leftJoin(SFunction<T, ?> left, SFunction<X, ?> right) {
+        return leftJoin(LambdaUtils.getEntityClass(left), on -> on.eq(left, right));
+    }
+
     /**
      * left join 多条件
      * <p>
@@ -41,6 +52,13 @@ public interface LambdaJoin<Children, Entity> extends MPJBaseJoin<Entity> {
         return rightJoin(clazz, on -> on.eq(left, right));
     }
 
+    /**
+     * ignore 参考 left join
+     */
+    default <T, X> Children rightJoin(SFunction<T, ?> left, SFunction<X, ?> right) {
+        return rightJoin(LambdaUtils.getEntityClass(left), on -> on.eq(left, right));
+    }
+
     /**
      * ignore 参考 left join
      */
@@ -55,6 +73,13 @@ public interface LambdaJoin<Children, Entity> extends MPJBaseJoin<Entity> {
         return innerJoin(clazz, on -> on.eq(left, right));
     }
 
+    /**
+     * ignore 参考 left join
+     */
+    default <T, X> Children innerJoin(SFunction<T, ?> left, SFunction<X, ?> right) {
+        return innerJoin(LambdaUtils.getEntityClass(left), on -> on.eq(left, right));
+    }
+
     /**
      * ignore 参考 left join
      */
@@ -70,6 +95,13 @@ public interface LambdaJoin<Children, Entity> extends MPJBaseJoin<Entity> {
         return fullJoin(clazz, on -> on.eq(left, right));
     }
 
+    /**
+     * ignore 参考 left join
+     */
+    default <T, X> Children fullJoin(SFunction<T, ?> left, SFunction<X, ?> right) {
+        return fullJoin(LambdaUtils.getEntityClass(left), on -> on.eq(left, right));
+    }
+
     /**
      * ignore 参考 left join
      */
diff --git a/mybatis-plus-join-test/pom.xml b/mybatis-plus-join-test/pom.xml
index 272014a..1e6a426 100644
--- a/mybatis-plus-join-test/pom.xml
+++ b/mybatis-plus-join-test/pom.xml
@@ -80,7 +80,7 @@
         <dependency>
             <groupId>com.baomidou</groupId>
             <artifactId>mybatis-plus-boot-starter</artifactId>
-            <version>3.5.2</version>
+            <version>3.4.0</version>
         </dependency>
         <dependency>
             <groupId>com.github.yulichang</groupId>
diff --git a/mybatis-plus-join-test/test-collection/src/test/java/com/github/yulichang/test/collection/CollectionTest.java b/mybatis-plus-join-test/test-collection/src/test/java/com/github/yulichang/test/collection/CollectionTest.java
index b44cb77..136bc97 100644
--- a/mybatis-plus-join-test/test-collection/src/test/java/com/github/yulichang/test/collection/CollectionTest.java
+++ b/mybatis-plus-join-test/test-collection/src/test/java/com/github/yulichang/test/collection/CollectionTest.java
@@ -7,6 +7,7 @@ import com.github.yulichang.test.collection.dto.TableDDTO;
 import com.github.yulichang.test.collection.entity.*;
 import com.github.yulichang.test.collection.mapper.TableAMapper;
 import com.github.yulichang.wrapper.MPJLambdaWrapper;
+import org.apache.ibatis.session.SqlSessionFactory;
 import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 
@@ -26,10 +27,28 @@ import java.util.List;
 class CollectionTest {
     @Resource
     private TableAMapper tableAMapper;
+    @Resource
+    private SqlSessionFactory sqlSessionFactory;
 
+    /**
+     * 覆盖测试
+     */
     @Test
     void testJoinCollection() {
         //4层嵌套  a对多b  b对多c  c对多d  d对多e
+        MPJLambdaWrapper<TableA> wrapper1 = new MPJLambdaWrapper<TableA>()
+                .selectAll(TableA.class)
+                .selectCollection(TableB.class, TableADTO::getBList, b -> b
+                        .collection(TableC.class, TableBDTO::getCcList, c -> c
+                                .collection(TableD.class, TableCDTO::getDList, d -> d
+                                        .collection(TableE.class, TableDDTO::getEList, e -> e
+                                                .id(TableE::getId)))))
+                .leftJoin(TableB.class, TableB::getAid, TableA::getId)
+                .leftJoin(TableC.class, TableC::getBid, TableB::getId)
+                .leftJoin(TableD.class, TableD::getCid, TableC::getId)
+                .leftJoin(TableE.class, TableE::getDid, TableD::getId);
+        List<TableADTO> dtos1 = tableAMapper.selectJoinList(TableADTO.class, wrapper1);
+
         MPJLambdaWrapper<TableA> wrapper = new MPJLambdaWrapper<TableA>()
                 .selectAll(TableA.class)
                 .selectCollection(TableB.class, TableADTO::getBList, b -> b
@@ -40,8 +59,8 @@ class CollectionTest {
                 .leftJoin(TableC.class, TableC::getBid, TableB::getId)
                 .leftJoin(TableD.class, TableD::getCid, TableC::getId)
                 .leftJoin(TableE.class, TableE::getDid, TableD::getId);
-
         List<TableADTO> dtos = tableAMapper.selectJoinList(TableADTO.class, wrapper);
-        System.out.println(dtos);
+
+        assert dtos.get(0).getBList().get(0).getCcList().get(0).getDList().get(0).getEList().get(0).getName() != null;
     }
 }
diff --git a/mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/dto/UserDTO.java b/mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/dto/UserDTO.java
index 8c75542..b2c5c53 100644
--- a/mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/dto/UserDTO.java
+++ b/mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/dto/UserDTO.java
@@ -18,7 +18,9 @@ public class UserDTO {
     /** user */
     private Integer id;
     /** user */
-    private Map<String,String> name;
+    private String name;
+    /** user */
+    private Map<String,String> json;
     /** user */
     private Sex sex;
     /** user */
diff --git a/mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/entity/UserDO.java b/mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/entity/UserDO.java
index 6ef7a32..dc56e2b 100644
--- a/mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/entity/UserDO.java
+++ b/mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/entity/UserDO.java
@@ -11,6 +11,7 @@ import lombok.EqualsAndHashCode;
 import lombok.ToString;
 import lombok.experimental.Accessors;
 
+import java.time.LocalDateTime;
 import java.util.List;
 import java.util.Map;
 
@@ -26,13 +27,18 @@ public class UserDO {
 
     private Integer pid;
 
-    @TableField(value = "`name`", typeHandler = JacksonTypeHandler.class)
-    private Map<String, String> name;
+    @TableField("`name`")
+    private String name;
+
+    @TableField(value = "`json`", typeHandler = JacksonTypeHandler.class)
+    private Map<String, String> json;
 
     private Sex sex;
 
     private String headImg;
 
+    private LocalDateTime createTime;
+
     private Integer addressId;
 
     @TableLogic
diff --git a/mybatis-plus-join-test/test-join/src/main/resources/db/data.sql b/mybatis-plus-join-test/test-join/src/main/resources/db/data.sql
index 133e0be..8513338 100644
--- a/mybatis-plus-join-test/test-join/src/main/resources/db/data.sql
+++ b/mybatis-plus-join-test/test-join/src/main/resources/db/data.sql
@@ -29,28 +29,28 @@ INSERT INTO area (id, province, city, area, postcode, del) VALUES (10022, '北
 
 DELETE FROM `user`;
 
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 1, 1, '{"aa":"aaa","bb":"bbb"}', 1, 1, 'https://url-01', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 2, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-02', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 3, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-03', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 4, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-04', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 5, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-05', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 6, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-06', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 7, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-07', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 8, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-08', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 9, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-09', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (10, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-10', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (11, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-11', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (12, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-12', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (13, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-13', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (14, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-14', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (15, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-15', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (16, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-16', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (17, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-17', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (18, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-18', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (19, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-19', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (20, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-20', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (21, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-21', false);
-INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (22, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-22', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES ( 1, 1, '张三 1', '{"id": 1,"name":"张三 1"}', 1, 1, 'https://url-01', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES ( 2, 1, '张三 2', '{"id": 2,"name":"张三 2"}', 1, 0, 'https://url-02', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES ( 3, 1, '张三 3', '{"id": 3,"name":"张三 3"}', 1, 0, 'https://url-03', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES ( 4, 1, '张三 4', '{"id": 4,"name":"张三 4"}', 1, 0, 'https://url-04', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES ( 5, 1, '张三 5', '{"id": 5,"name":"张三 5"}', 1, 0, 'https://url-05', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES ( 6, 1, '张三 6', '{"id": 6,"name":"张三 6"}', 1, 0, 'https://url-06', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES ( 7, 1, '张三 7', '{"id": 7,"name":"张三 7"}', 1, 0, 'https://url-07', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES ( 8, 1, '张三 8', '{"id": 8,"name":"张三 8"}', 1, 0, 'https://url-08', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES ( 9, 1, '张三 9', '{"id": 9,"name":"张三 9"}', 1, 0, 'https://url-09', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (10, 1, '张三10', '{"id":10,"name":"张三10"}', 1, 0, 'https://url-10', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (11, 1, '张三11', '{"id":11,"name":"张三11"}', 1, 0, 'https://url-11', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (12, 1, '张三12', '{"id":12,"name":"张三12"}', 1, 0, 'https://url-12', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (13, 1, '张三13', '{"id":13,"name":"张三13"}', 1, 0, 'https://url-13', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (14, 1, '张三14', '{"id":14,"name":"张三14"}', 1, 0, 'https://url-14', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (15, 1, '张三15', '{"id":15,"name":"张三15"}', 1, 0, 'https://url-15', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (16, 1, '张三16', '{"id":16,"name":"张三16"}', 1, 0, 'https://url-16', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (17, 1, '张三17', '{"id":17,"name":"张三17"}', 1, 0, 'https://url-17', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (18, 1, '张三18', '{"id":18,"name":"张三18"}', 1, 0, 'https://url-18', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (19, 1, '张三19', '{"id":19,"name":"张三19"}', 1, 0, 'https://url-19', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (20, 1, '张三20', '{"id":20,"name":"张三20"}', 1, 0, 'https://url-20', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (21, 1, '张三21', '{"id":21,"name":"张三21"}', 1, 0, 'https://url-21', '2022-01-01 12:00:00', false);
+INSERT INTO `user` (id, pid, `name`, `json`, `address_id`, sex, head_img, create_time, del) VALUES (22, 1, '张三22', '{"id":22,"name":"张三22"}', 1, 0, 'https://url-22', '2022-01-01 12:00:00', false);
 
 
 DELETE FROM address;
diff --git a/mybatis-plus-join-test/test-join/src/main/resources/db/schema.sql b/mybatis-plus-join-test/test-join/src/main/resources/db/schema.sql
index feab00b..0a81af6 100644
--- a/mybatis-plus-join-test/test-join/src/main/resources/db/schema.sql
+++ b/mybatis-plus-join-test/test-join/src/main/resources/db/schema.sql
@@ -23,9 +23,11 @@ create table `user`
         primary key,
     `pid`        int          not null,
     `name`       varchar(255) not null,
+    `json`       varchar(255) not null,
     `address_id` int          not null,
     sex          tinyint      not null,
     head_img     varchar(255) not null,
+    create_time  datetime not null,
     del          bit
 );
 
diff --git a/mybatis-plus-join-test/test-join/src/test/java/com/github/yulichang/test/join/LambdaWrapperTest.java b/mybatis-plus-join-test/test-join/src/test/java/com/github/yulichang/test/join/LambdaWrapperTest.java
index 70493d3..d672553 100644
--- a/mybatis-plus-join-test/test-join/src/test/java/com/github/yulichang/test/join/LambdaWrapperTest.java
+++ b/mybatis-plus-join-test/test-join/src/test/java/com/github/yulichang/test/join/LambdaWrapperTest.java
@@ -14,6 +14,7 @@ import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 
 import javax.annotation.Resource;
+import java.sql.Timestamp;
 import java.util.List;
 import java.util.Map;
 
@@ -41,6 +42,23 @@ class LambdaWrapperTest {
                 .leftJoin(AreaDO.class, AreaDO::getId, AddressDO::getAreaId)
                 .orderByDesc(UserDO::getId);
         List<UserDTO> list = userMapper.selectJoinList(UserDTO.class, wrapper);
+
+        assert list.get(0).getAddressList() != null && list.get(0).getAddressList().get(0).getId() != null;
+        list.forEach(System.out::println);
+    }
+
+    @Test
+    void testJoin1() {
+        MPJLambdaWrapper<UserDO> wrapper = new MPJLambdaWrapper<UserDO>()
+                .selectAll(UserDO.class)
+                .selectCollection(AddressDO.class, UserDTO::getAddressList, addr -> addr
+                        .association(AreaDO.class, AddressDTO::getArea))
+                .leftJoin(AddressDO::getUserId, UserDO::getId)
+                .leftJoin(AreaDO::getId, AddressDO::getAreaId)
+                .orderByDesc(UserDO::getId);
+        List<UserDTO> list = userMapper.selectJoinList(UserDTO.class, wrapper);
+
+        assert list.get(0).getAddressList().get(0).getId() != null;
         list.forEach(System.out::println);
     }
 
@@ -49,29 +67,39 @@ class LambdaWrapperTest {
      */
     @Test
     void testWrapper() {
+        //基本数据类型 和 String
         MPJLambdaWrapper<UserDO> wrapper = new MPJLambdaWrapper<UserDO>()
                 .select(UserDO::getId)
                 .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId)
                 .leftJoin(AreaDO.class, AreaDO::getId, AddressDO::getAreaId);
         List<Integer> list = userMapper.selectJoinList(Integer.class, wrapper);
 
+        assert list.get(0) != null;
+        System.out.println(list);
+
+        //java.sql包下的类
+        MPJLambdaWrapper<UserDO> wrapper1 = new MPJLambdaWrapper<UserDO>()
+                .select(UserDO::getCreateTime)
+                .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId)
+                .leftJoin(AreaDO.class, AreaDO::getId, AddressDO::getAreaId);
+        List<Timestamp> list1 = userMapper.selectJoinList(Timestamp.class, wrapper1);
+
+        assert list1.get(0) != null;
         System.out.println(list);
     }
 
-    /**
-     * ms缓存测试
-     */
+
     @Test
     void testMSCache() {
-        MPJLambdaWrapper<UserDO> wrapper = new MPJLambdaWrapper<UserDO>()
-                .selectAll(UserDO.class)
-                .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId)
-                .leftJoin(AreaDO.class, AreaDO::getId, AddressDO::getAreaId);
-        List<UserDTO> list = userMapper.selectJoinList(UserDTO.class, wrapper);
+//        MPJLambdaWrapper<UserDO> wrapper = new MPJLambdaWrapper<UserDO>()
+//                .selectAll(UserDO.class)
+//                .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId)
+//                .leftJoin(AreaDO.class, AreaDO::getId, AddressDO::getAreaId);
+//        List<UserDTO> list = userMapper.selectJoinList(UserDTO.class, wrapper);
 
         MPJLambdaWrapper<UserDO> wrapper1 = new MPJLambdaWrapper<UserDO>()
                 .select(UserDO::getId)
-                .selectAs(UserDO::getName, UserDTO::getArea)
+                .selectAs(UserDO::getJson, UserDTO::getArea)
                 .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId)
                 .leftJoin(AreaDO.class, AreaDO::getId, AddressDO::getAreaId);
         List<UserDTO> list1 = userMapper.selectJoinList(UserDTO.class, wrapper1);
@@ -85,8 +113,8 @@ class LambdaWrapperTest {
     @Test
     void testInner() {
         MPJLambdaWrapper<UserDO> wrapper = new MPJLambdaWrapper<UserDO>()
-//                .disableSubLogicDel()
-//                .disableLogicDel()
+//                .disableSubLogicDel()//关闭副表逻辑删除
+//                .disableLogicDel()//关闭主表逻辑删除
                 .selectAll(UserDO.class)
                 .selectCollection(UserDO.class, UserDO::getChildren)
                 .leftJoin(UserDO.class, UserDO::getPid, UserDO::getId);
@@ -161,11 +189,10 @@ class LambdaWrapperTest {
         MPJLambdaWrapper<UserDO> wrapper = new MPJLambdaWrapper<UserDO>()
                 .selectAll(UserDO.class)
                 .select(AddressDO.class, p -> true)
-//                .select(AddressDO::getAddress)
                 .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId)
                 .eq(UserDO::getId, 1);
-        IPage<UserDTO> page = userMapper.selectJoinPage(new Page<>(1, 10), UserDTO.class,
-                wrapper);
+        IPage<UserDTO> page = userMapper.selectJoinPage(new Page<>(1, 10), UserDTO.class, wrapper);
+        assert page.getRecords().get(0).getAddress() != null;
         page.getRecords().forEach(System.out::println);
     }
 
@@ -179,6 +206,7 @@ class LambdaWrapperTest {
                 .selectAll(UserDO.class)
                 .select(AddressDO::getAddress)
                 .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId));
+        assert list.get(0).get("ADDRESS") != null;
         list.forEach(System.out::println);
     }
 }