?平台设计准则 Platform design stand ard Strea ming workflows 让数据说话,输入输出schema化 In putandoutp ut schema stand ardiza tion Streaming BSQL通用SQL语法解析层 Streaming BSQL general syntax SQL parser layer 工程效率,IDE开发、运维、监控、告警 Engineering efflciency, IDE dev, SRE, mo nitor, alarm