通过

ADXTableUsageStatistics 表的查询

  • 项目

有关在 Azure 门户中使用这些查询的信息，请参阅 Log Analytics 教程。 有关 REST API，请参阅查询。

按查询次数列出的表使用情况

按查询次数排名前 10 的所用表。

ADXTableUsageStatistics
//| parse _ResourceId with * "providers/microsoft.kusto/clusters/" cluster_name // Uncomment to get the cluster name from the ResourceId string
//| where cluster_name == '<Your cluster name filter>'
//| where DatabaseName == '<Your database name filter>'
| summarize Count=count() by TableName, DatabaseName
| top 10 by Count desc
| order by Count desc

按应用程序列出的表使用情况

按应用程序排名前 10 的所用表（查询次数最多）。

ADXTableUsageStatistics 
//| parse _ResourceId with * "providers/microsoft.kusto/clusters/" cluster_name // Uncomment to get the cluster name from the ResourceId string
//| where cluster_name == '<Your cluster name filter>'
//| where DatabaseName == '<Your database name filter>'
| summarize Count=count() by TableName, DatabaseName, ApplicationName
| top 10 by Count desc
| order by Count desc

扫描的表数据 - 前几个时间窗口

前 10 个数据扫描回顾时间窗口。

ADXTableUsageStatistics 
//| parse _ResourceId with * ""providers/microsoft.kusto/clusters/"" cluster_name // Uncomment to get the cluster name from the ResourceId string
//| where cluster_name == '<Your cluster name filter>'
//| where DatabaseName == '<Your database name filter>'
//| where TableName == '<Your table name filter>'
| extend TotalTime = (MaxCreatedOn - MinCreatedOn)
| top 10 by TotalTime desc
| order by TotalTime desc
| project TimeGenerated, TotalTime, TableName, DatabaseName, MinCreatedOn, MaxCreatedOn, ApplicationName

扫描的表数据 - 前几个表

各表的前 10 个数据扫描回顾时间窗口。

ADXTableUsageStatistics 
//| parse _ResourceId with * ""providers/microsoft.kusto/clusters/"" cluster_name // Uncomment to get the cluster name from the ResourceId string
//| where cluster_name == '<Your cluster name filter>'
//| where DatabaseName == '<Your database name filter>'
//| where TableName == '<Your table name filter>'
| extend TotalTime = (MaxCreatedOn - MinCreatedOn)
| summarize arg_max(TotalTime, *) by TableName
| order by TotalTime desc
| project TimeGenerated, TotalTime, TableName, DatabaseName, MinCreatedOn, MaxCreatedOn, ApplicationName