system：简化 mapper 的实现

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/UserPostMapper.java

@@ -13,8 +13,7 @@ import java.util.List;
 public interface UserPostMapper extends BaseMapperX<UserPostDO> {
 
     default List<UserPostDO> selectListByUserId(Long userId) {
-        return selectList(new LambdaQueryWrapperX<UserPostDO>()
-                .eq(UserPostDO::getUserId, userId));
+        return selectList(UserPostDO::getUserId, userId);
     }
 
     default void deleteByUserIdAndPostId(Long userId, Collection<Long> postIds) {
@@ -24,8 +23,7 @@ public interface UserPostMapper extends BaseMapperX<UserPostDO> {
     }
 
     default List<UserPostDO> selectListByPostIds(Collection<Long> postIds) {
-        return selectList(new LambdaQueryWrapperX<UserPostDO>()
-                .in(UserPostDO::getPostId, postIds));
+        return selectList(UserPostDO::getPostId, postIds);
     }
 
     default void deleteByUserId(Long userId) {

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/social/SocialUserBindMapper.java

@@ -24,9 +24,8 @@ public interface SocialUserBindMapper extends BaseMapperX<SocialUserBindDO> {
     }
 
     default SocialUserBindDO selectByUserTypeAndSocialUserId(Integer userType, Long socialUserId) {
-        return selectOne(new LambdaQueryWrapperX<SocialUserBindDO>()
-                .eq(SocialUserBindDO::getUserType, userType)
-                .eq(SocialUserBindDO::getSocialUserId, socialUserId));
+        return selectOne(SocialUserBindDO::getUserType, userType,
+                SocialUserBindDO::getSocialUserId, socialUserId);
     }
 
     default List<SocialUserBindDO> selectListByUserIdAndUserType(Long userId, Integer userType) {