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lines changed Original file line number Diff line number Diff line change 2424IoTDB 内置系统数据库 ` INFORMATION_SCHEMA ` ,其中包含一系列系统表,用于存储 IoTDB 运行时信息(如当前正在执行的 SQL 语句等)。目前` INFORMATION_SCHEMA ` 数据库只支持读操作。
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2626> 💡 ** 【V2.0.8-beta 版本更新】** <br >
27- > 👉 新增四张系统表:** [ CONNECTIONS] ( ../Reference/System-Tables_timecho.md #_2-18-connections-表) ** (实时连接追踪)、** [ CURRENT\_ QUERIES] ( #_2-19-current-queries-表 ) ** (活跃查询监控)、** [ QUERIES\_ COSTS\_ HISTOGRAM] ( #_2-20-queries-costs-histogram-表 ) ** (查询耗时分布)、** [ SERVICES] ( #_2-21-services-表 ) ** (服务状态管理),助力集群运维与性能分析。
27+ > 👉 新增四张系统表:** [ CONNECTIONS] ( #_2-18-connections-表 ) ** (实时连接追踪)、** [ CURRENT\_ QUERIES] ( #_2-19-current-queries-表 ) ** (活跃查询监控)、** [ QUERIES\_ COSTS\_ HISTOGRAM] ( #_2-20-queries-costs-histogram-表 ) ** (查询耗时分布)、** [ SERVICES] ( #_2-21-services-表 ) ** (服务状态管理),助力集群运维与性能分析。
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3030## 1. 系统库
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