使用DescribeTimeseriesTable接口,您可以查询时序表描述信息,例如数据生命周期(Time To Live,简称TTL)配置等。
前提条件
参数
参数 | 说明 |
timeseriesTableName | 时序表名。 |
示例
查询test_timeseries_table时序表的描述信息。
/**
* DescribeTimeseriesTableSample用于获取时序表timeseriesTableName的描述信息。
*/
func DescribeTimeseriesTableSample(client *tablestore.TimeseriesClient, timeseriesTableName string) {
fmt.Println("[Info]: Begin to require timeseries table description!")
describeTimeseriesTableRequest := tablestore.NewDescribeTimeseriesTableRequset(timeseriesTableName) // 构造请求,并设置时序表名。
describeTimeseriesTableResponse, err := client.DescribeTimeseriesTable(describeTimeseriesTableRequest)
if err != nil {
fmt.Println("[Error]: Failed to require timeseries table description!")
return
}
fmt.Println("[Info]: DescribeTimeseriesTableSample finished. Timeseries table meta: ")
fmt.Println("[Info]: TimeseriesTableName: ", describeTimeseriesTableResponse.GetTimeseriesTableMeta().GetTimeseriesTableName())
fmt.Println("[Info]: TimeseriesTable TTL: ", describeTimeseriesTableResponse.GetTimeseriesTableMeta().GetTimeseriesTableOPtions().GetTimeToLive())
//如果为时序表创建了分析存储,您可以使用如下代码获取时序表的分析存储信息。
analyticalStores := describeTimeseriesTableResponse.GetAnalyticalStores()
for _, analyticalStore := range analyticalStores {
fmt.Println("[Info]: AnalyticalStoreName: ", analyticalStore.StoreName)
if analyticalStore.TimeToLive != nil {
fmt.Println("[Info]: TimeToLive: ", *analyticalStore.TimeToLive)
}
if analyticalStore.SyncOption != nil {
fmt.Println("[Info]: SyncOption: ", *analyticalStore.SyncOption)
}
}
}
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