From b05477c155413c33b7017f92b39c2fe86aa9f01f Mon Sep 17 00:00:00 2001 From: admin <570810310@qq.com> Date: Sun, 25 Apr 2021 09:49:36 +0800 Subject: [PATCH] 1.1.6 --- README.md | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/README.md b/README.md index b8aef40..3b9b110 100644 --- a/README.md +++ b/README.md @@ -4,7 +4,7 @@ * [演示示例](https://gitee.com/best_handsome/mybatis-plus-join-demo) -QQ群:1022221898 +QQ群:1022221898 ## 使用方法 @@ -116,7 +116,7 @@ class test { void testJoin() { IPage iPage = userMapper.selectJoinPage(new Page<>(2, 10), UserDTO.class, - Wrappers.lambdaJoin() + new MPJLambdaWrapper() .selectAll(UserDO.class) .select(UserAddressDO::getTel) .selectAs(UserAddressDO::getAddress, UserDTO::getUserAddress) @@ -157,7 +157,7 @@ class test { void testJoin() { List list = userMapper.selectJoinList(UserDTO.class, - Wrappers.queryJoin() + new MPJLambdaWrapper() .selectAll(UserDO.class) .select("addr.tel", "addr.address", "a.province") .leftJoin("user_address addr on t.id = addr.user_id") @@ -197,16 +197,17 @@ WHERE ( * leftJoin() rightJoin() innerJoin() 传sql片段 格式 (表 + 别名 + 关联条件) * 条件查询,可以查询主表以及参与连接的所有表的字段,全部调用mp原生的方法,正常使用没有sql注入风险 -### 分页查询 +#### 分页查询 ```java + class test { @Resource private UserMapper userMapper; void testJoin() { IPage page = userMapper.selectJoinPage(new Page<>(1, 10), UserDTO.class, - Wrappers.queryJoin() + new MPJQueryWrapper() .selectAll(UserDO.class) .select("addr.tel", "addr.address") .select("a.province") @@ -234,7 +235,7 @@ FROM LIMIT ?,? ``` -### 还可以这么操作,但不建议 +#### 还可以这么操作,但不建议 ```java class test { @@ -243,7 +244,7 @@ class test { void testJoin() { List list = userMapper.selectJoinList(UserDTO.class, - Wrappers.queryJoin() + new MPJQueryWrapper() .selectAll(UserDO.class) .select("addr.tel", "addr.address") //行列转换