W_Q_Q_的博客

第一：配置Websocket请求的路径package com.ella.operation.server.client;import org.springframework.context.annotation.Configuration;import org.springframework.web.socket.config.annotation.EnableWebSocket;import org.springframework.web.socket.config.annotation.We.

第一种方法：SELECTSUBSTRING_INDEX(GROUP_CONCAT(to_user_code ORDER BY eppntur.modify_time desc),',',1)-- GROUP_CONCAT(user_code ORDER BY eppntur.modify_time desc)FROMes_project_process_node_to_user_ref eppnturWHEREeppntur.disabled = 'FALSE'ANDeppntur.p.