diff --git a/src/compositions/member/composition.rs b/src/compositions/member/composition.rs
index 8b08e1a..4660897 100644
--- a/src/compositions/member/composition.rs
+++ b/src/compositions/member/composition.rs
@@ -34,76 +34,76 @@ impl Composition {
     match sql_query(
       "
       SELECT
-        m.id                     as m_id,
-        m.site_id                as m_site_id,
-        m.member_class_id        as m_member_class_id,  
-        m.member_level_id        as m_member_level_id,    
-        m.username               as m_username,  
-        m.password               as m_password,  
-        m.nickname               as m_nickname,
-        m.mobile_phone_number    as m_mobile_phone_number,
-        m.state                  as m_state,
-        m.state_changed_at       as m_state_changed_at,
-        m.referrer_member_id     as m_referrer_member_id,
-        m.referred_count         as m_referred_count,
-        m.last_signined_ip       as m_last_signined_ip,
-        m.last_signined_at       as m_last_signined_at,
-        m.created_at             as m_created_at,
-        m.updated_at             as m_updated_at,
-        m.deleted_at             as m_deleted_at,    
+      m.id                     as m_id,
+      m.site_id                as m_site_id,
+      m.member_class_id        as m_member_class_id,  
+      m.member_level_id        as m_member_level_id,    
+      m.username               as m_username,  
+      m.password               as m_password,  
+      m.nickname               as m_nickname,
+      m.mobile_phone_number    as m_mobile_phone_number,
+      m.state                  as m_state,
+      m.state_changed_at       as m_state_changed_at,
+      m.referrer_member_id     as m_referrer_member_id,
+      m.referred_count         as m_referred_count,
+      m.last_signined_ip       as m_last_signined_ip,
+      m.last_signined_at       as m_last_signined_at,
+      m.created_at             as m_created_at,
+      m.updated_at             as m_updated_at,
+      m.deleted_at             as m_deleted_at,    
 
-        s.id           as s_id,          
-        s.url          as s_url,         
-        s.name         as s_name,         
-        s.path         as s_path,         
-        s.show         as s_show,         
-        s.can_use      as s_can_use,         
-        s.memo         as s_memo,         
-        s.expires_at   as s_expires_at,  
-        s.created_at   as s_created_at,  
-        s.updated_at   as s_updated_at,  
+      s.id           as s_id,          
+      s.url          as s_url,         
+      s.name         as s_name,         
+      s.path         as s_path,         
+      s.show         as s_show,         
+      s.can_use      as s_can_use,         
+      s.memo         as s_memo,         
+      s.expires_at   as s_expires_at,  
+      s.created_at   as s_created_at,  
+      s.updated_at   as s_updated_at,  
 
-        mc.id           as mc_id,        
-        mc.parent_id    as mc_parent_id, 
-        mc.name         as mc_name,      
-        mc.created_at   as mc_created_at,
-        mc.updated_at   as mc_updated_at,
-        mc.deleted_at   as mc_deleted_at,
+      mc.id           as mc_id,        
+      mc.parent_id    as mc_parent_id, 
+      mc.name         as mc_name,      
+      mc.created_at   as mc_created_at,
+      mc.updated_at   as mc_updated_at,
+      mc.deleted_at   as mc_deleted_at,
 
-        ml.id           as ml_id,
-        ml.name         as ml_name,
-        ml.sort_order   as ml_sort_order,
-        ml.created_at   as ml_created_at,
-        ml.updated_at   as ml_updated_at,
-        ml.deleted_at   as ml_deleted_at,
+      ml.id           as ml_id,
+      ml.name         as ml_name,
+      ml.sort_order   as ml_sort_order,
+      ml.created_at   as ml_created_at,
+      ml.updated_at   as ml_updated_at,
+      ml.deleted_at   as ml_deleted_at,
 
-        _m.id                     as _m_id,
-        _m.site_id                as _m_site_id,
-        _m.member_class_id        as _m_member_class_id,  
-        _m.member_level_id        as _m_member_level_id,    
-        _m.username               as _m_username,  
-        _m.password               as _m_password,  
-        _m.nickname               as _m_nickname,
-        _m.mobile_phone_number    as _m_mobile_phone_number,
-        _m.state                  as _m_state,
-        _m.state_changed_at       as _m_state_changed_at,
-        _m.referrer_member_id     as _m_referrer_member_id,
-        _m.referred_count         as _m_referred_count,
-        _m.last_signined_ip       as _m_last_signined_ip,
-        _m.last_signined_at       as _m_last_signined_at,
-        _m.created_at             as _m_created_at,
-        _m.updated_at             as _m_updated_at,
-        _m.deleted_at             as _m_deleted_at    
+      _m.id                     as _m_id,
+      _m.site_id                as _m_site_id,
+      _m.member_class_id        as _m_member_class_id,  
+      _m.member_level_id        as _m_member_level_id,    
+      _m.username               as _m_username,  
+      _m.password               as _m_password,  
+      _m.nickname               as _m_nickname,
+      _m.mobile_phone_number    as _m_mobile_phone_number,
+      _m.state                  as _m_state,
+      _m.state_changed_at       as _m_state_changed_at,
+      _m.referrer_member_id     as _m_referrer_member_id,
+      _m.referred_count         as _m_referred_count,
+      _m.last_signined_ip       as _m_last_signined_ip,
+      _m.last_signined_at       as _m_last_signined_at,
+      _m.created_at             as _m_created_at,
+      _m.updated_at             as _m_updated_at,
+      _m.deleted_at             as _m_deleted_at    
 
-      FROM members as m
-        JOIN sites s
-          ON s.id = m.site_id
-        JOIN member_classes mc
-          ON mc.id = m.member_class_id
-        JOIN member_levels ml
-          ON ml.id = m.member_level_id
-        JOIN members _m
-          ON _m.id = m.referrer_member_id
+    FROM members as m
+      INNER JOIN sites s
+        ON s.id = m.site_id
+      INNER JOIN member_classes mc
+        ON mc.id = m.member_class_id
+      INNER JOIN member_levels ml
+        ON ml.id = m.member_level_id
+      LEFT OUTER JOIN members _m
+        ON _m.id = m.referrer_member_id
       WHERE
         m.id = $1
       ",
@@ -128,76 +128,76 @@ impl Composition {
     match sql_query(
       "
       SELECT
-        m.id                     as m_id,
-        m.site_id                as m_site_id,
-        m.member_class_id        as m_member_class_id,  
-        m.member_level_id        as m_member_level_id,    
-        m.username               as m_username,  
-        m.password               as m_password,  
-        m.nickname               as m_nickname,
-        m.mobile_phone_number    as m_mobile_phone_number,
-        m.state                  as m_state,
-        m.state_changed_at       as m_state_changed_at,
-        m.referrer_member_id     as m_referrer_member_id,
-        m.referred_count         as m_referred_count,
-        m.last_signined_ip       as m_last_signined_ip,
-        m.last_signined_at       as m_last_signined_at,
-        m.created_at             as m_created_at,
-        m.updated_at             as m_updated_at,
-        m.deleted_at             as m_deleted_at,    
+      m.id                     as m_id,
+      m.site_id                as m_site_id,
+      m.member_class_id        as m_member_class_id,  
+      m.member_level_id        as m_member_level_id,    
+      m.username               as m_username,  
+      m.password               as m_password,  
+      m.nickname               as m_nickname,
+      m.mobile_phone_number    as m_mobile_phone_number,
+      m.state                  as m_state,
+      m.state_changed_at       as m_state_changed_at,
+      m.referrer_member_id     as m_referrer_member_id,
+      m.referred_count         as m_referred_count,
+      m.last_signined_ip       as m_last_signined_ip,
+      m.last_signined_at       as m_last_signined_at,
+      m.created_at             as m_created_at,
+      m.updated_at             as m_updated_at,
+      m.deleted_at             as m_deleted_at,    
 
-        s.id           as s_id,          
-        s.url          as s_url,         
-        s.name         as s_name,         
-        s.path         as s_path,         
-        s.show         as s_show,         
-        s.can_use      as s_can_use,         
-        s.memo         as s_memo,         
-        s.expires_at   as s_expires_at,  
-        s.created_at   as s_created_at,  
-        s.updated_at   as s_updated_at,  
+      s.id           as s_id,          
+      s.url          as s_url,         
+      s.name         as s_name,         
+      s.path         as s_path,         
+      s.show         as s_show,         
+      s.can_use      as s_can_use,         
+      s.memo         as s_memo,         
+      s.expires_at   as s_expires_at,  
+      s.created_at   as s_created_at,  
+      s.updated_at   as s_updated_at,  
 
-        mc.id           as mc_id,        
-        mc.parent_id    as mc_parent_id, 
-        mc.name         as mc_name,      
-        mc.created_at   as mc_created_at,
-        mc.updated_at   as mc_updated_at,
-        mc.deleted_at   as mc_deleted_at,
+      mc.id           as mc_id,        
+      mc.parent_id    as mc_parent_id, 
+      mc.name         as mc_name,      
+      mc.created_at   as mc_created_at,
+      mc.updated_at   as mc_updated_at,
+      mc.deleted_at   as mc_deleted_at,
 
-        ml.id           as ml_id,
-        ml.name         as ml_name,
-        ml.sort_order   as ml_sort_order,
-        ml.created_at   as ml_created_at,
-        ml.updated_at   as ml_updated_at,
-        ml.deleted_at   as ml_deleted_at,
+      ml.id           as ml_id,
+      ml.name         as ml_name,
+      ml.sort_order   as ml_sort_order,
+      ml.created_at   as ml_created_at,
+      ml.updated_at   as ml_updated_at,
+      ml.deleted_at   as ml_deleted_at,
 
-        _m.id                     as _m_id,
-        _m.site_id                as _m_site_id,
-        _m.member_class_id        as _m_member_class_id,  
-        _m.member_level_id        as _m_member_level_id,    
-        _m.username               as _m_username,  
-        _m.password               as _m_password,  
-        _m.nickname               as _m_nickname,
-        _m.mobile_phone_number    as _m_mobile_phone_number,
-        _m.state                  as _m_state,
-        _m.state_changed_at       as _m_state_changed_at,
-        _m.referrer_member_id     as _m_referrer_member_id,
-        _m.referred_count         as _m_referred_count,
-        _m.last_signined_ip       as _m_last_signined_ip,
-        _m.last_signined_at       as _m_last_signined_at,
-        _m.created_at             as _m_created_at,
-        _m.updated_at             as _m_updated_at,
-        _m.deleted_at             as _m_deleted_at    
+      _m.id                     as _m_id,
+      _m.site_id                as _m_site_id,
+      _m.member_class_id        as _m_member_class_id,  
+      _m.member_level_id        as _m_member_level_id,    
+      _m.username               as _m_username,  
+      _m.password               as _m_password,  
+      _m.nickname               as _m_nickname,
+      _m.mobile_phone_number    as _m_mobile_phone_number,
+      _m.state                  as _m_state,
+      _m.state_changed_at       as _m_state_changed_at,
+      _m.referrer_member_id     as _m_referrer_member_id,
+      _m.referred_count         as _m_referred_count,
+      _m.last_signined_ip       as _m_last_signined_ip,
+      _m.last_signined_at       as _m_last_signined_at,
+      _m.created_at             as _m_created_at,
+      _m.updated_at             as _m_updated_at,
+      _m.deleted_at             as _m_deleted_at    
 
-      FROM members as m
-        JOIN sites s
-          ON s.id = m.site_id
-        JOIN member_classes mc
-          ON mc.id = m.member_class_id
-        JOIN member_levels ml
-          ON ml.id = m.member_level_id
-        JOIN members _m
-          ON _m.id = m.referrer_member_id
+    FROM members as m
+      INNER JOIN sites s
+        ON s.id = m.site_id
+      INNER JOIN member_classes mc
+        ON mc.id = m.member_class_id
+      INNER JOIN member_levels ml
+        ON ml.id = m.member_level_id
+      LEFT OUTER JOIN members _m
+        ON _m.id = m.referrer_member_id
       WHERE
         m.username = $1
       ",