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oceanbase/src/sql/monitor
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zzg19950727 3cada22bdc [FEAT MERGE]4_2_sql_feature 
Co-authored-by: yinyj17 <yinyijun92@gmail.com>
Co-authored-by: xianyu-w <707512433@qq.com>
Co-authored-by: jingtaoye35 <1255153887@qq.com>
2023-04-28 11:12:11 +00:00
..
flt
[FEAT MERGE]Query Interface Enhancement
2023-04-28 02:41:45 +00:00
ob_audit_action_type.h
patch 4.0
2022-10-24 17:57:12 +08:00
ob_exec_stat_collector.cpp
patch 4.0
2022-10-24 17:57:12 +08:00
ob_exec_stat_collector.h
patch 4.0
2022-10-24 17:57:12 +08:00
ob_exec_stat.h
[FEAT MERGE]4_2_sql_feature
2023-04-28 11:12:11 +00:00
ob_i_collect_value.h
patch 4.0
2022-10-24 17:57:12 +08:00
ob_monitor_info_elimination_task.cpp
[FEAT MERGE] Merge syslog user experience improvement to master
2023-02-06 15:52:24 +08:00
ob_monitor_info_elimination_task.h
patch 4.0
2022-10-24 17:57:12 +08:00
ob_monitor_info_manager.cpp
set the initial value of wrs to scn min
2023-01-12 19:02:33 +08:00
ob_monitor_info_manager.h
[FEAT MERGE] OB Support XMLType
2023-04-28 03:45:10 +00:00
ob_phy_operator_monitor_info.cpp
[FEAT MERGE] Merge syslog user experience improvement to master
2023-02-06 15:52:24 +08:00
ob_phy_operator_monitor_info.h
patch 4.0
2022-10-24 17:57:12 +08:00
ob_phy_operator_stats.cpp
patch 4.0
2022-10-24 17:57:12 +08:00
ob_phy_operator_stats.h
patch 4.0
2022-10-24 17:57:12 +08:00
ob_phy_plan_exec_info.h
[FEAT MERGE] Merge syslog user experience improvement to master
2023-02-06 15:52:24 +08:00
ob_phy_plan_monitor_info.cpp
patch 4.0
2022-10-24 17:57:12 +08:00
ob_phy_plan_monitor_info.h
set the initial value of wrs to scn min
2023-01-12 19:02:33 +08:00
ob_plan_info_manager.cpp
[FEAT MERGE]logical plan move to plan cache module add feedback into to plan
2023-04-18 11:41:58 +00:00
ob_plan_info_manager.h
[FEAT MERGE]logical plan move to plan cache module add feedback into to plan
2023-04-18 11:41:58 +00:00
ob_security_audit_utils_os.cpp
patch 4.0
2022-10-24 17:57:12 +08:00
ob_security_audit_utils.h
patch 4.0
2022-10-24 17:57:12 +08:00
ob_security_audit.h
patch 4.0
2022-10-24 17:57:12 +08:00
ob_sql_plan.cpp
[FEAT MERGE]4_2_sql_feature
2023-04-28 11:12:11 +00:00
ob_sql_plan.h
Restore query string in session when change it.
2023-04-27 02:41:31 +00:00
README
patch 4.0
2022-10-24 17:57:12 +08:00

README 

该模块主要用来统计运行时状态信息，用于执行反馈指导优化器的优化方向，也可以精确优化器的统计数据，更精确的进行代价估计；
另外一个功能可以评估一个查询语句是否是大查询；
详细设计请参见：doc/Oceanbase1.0/SQL/monitor/运行时统计数据管理设计.md