去除非必要字段查询

core/src/main/resources/mapper/ImMessageMapper.xml

@@ -65,12 +65,12 @@
         im_message.`at`,
         im_message.send_status,
         im_message.`msg_type` AS 'type',
-        im_message.fk_conversation_id as conversationId,
-        (SELECT COUNT(id) FROM im_inbox WHERE fk_msg_id = msgId AND read_msg_status = 0) AS not_read_count,
-        (SELECT COUNT(id)
-        FROM im_inbox
-        WHERE fk_msg_id = msgId
-        AND receiver_msg_status = 0) AS not_receiver_count
+        im_message.fk_conversation_id as conversationId
+--         (SELECT COUNT(id) FROM im_inbox WHERE fk_msg_id = msgId AND read_msg_status = 0) AS not_read_count,
+--         (SELECT COUNT(id)
+--         FROM im_inbox
+--         WHERE fk_msg_id = msgId
+--         AND receiver_msg_status = 0) AS not_receiver_count
         FROM `im_message`
         INNER JOIN `im_client` ON `im_client`.id = `im_message`.sender
         WHERE fk_conversation_id = #{param.conversationId} and im_message.is_delete = 1 and im_message.withdraw = 0
@@ -83,7 +83,7 @@
             AND im_message.id <![CDATA[ < ]]> #{param.msgIdEnd}
         </if>
 
-        ORDER BY `im_message`.`create_time` DESC
+        ORDER BY `im_message`.`create_time` DESC limit 1000
     </select>
 
 

docs/db/feature-cluster增量.sql

--- 在feature-cluster 2021年12月22日之后，需要执行的的sql增量脚本
+-- 在feature-cluster 2021年12月22日之后，需要执行的的sql增量脚本
@@ -206,3 +206,5 @@ ALTER TABLE im_application
 ALTER TABLE `im_inbox`
     ADD INDEX `idx_create_time`(`create_time`);
 
+ALTER TABLE `im_message` ADD INDEX `idx_sender`(`sender`);
+