log-log文档介绍内容-阿里云

LOG

select log(2,bigint_data)as bigint_new,log(2,double_data)as double_new,log(2,decimal_data)as decimal_new,log(2,string_data)as string_new from mf_math_fun_t;返回结果如下。bigint_new|double_new|decimal_new|string_new|+-+-+-+...

LOG2

select log2(int_data)as int_new,log2(bigint_data)as bigint_new,log2(double_data)as double_new,log2(decimal_data)as decimal_new,log2(float_data)as float_new,log2(string_data)as string_new from mf_math_fun_t;返回结果如下。...

LOG10

select log10(int_data)as int_new,log10(bigint_data)as bigint_new,log10(double_data)as double_new,log10(decimal_data)as decimal_new,log10(float_data)as float_new,log10(string_data)as string_new from mf_math_fun_t;...

log_fdw

您可以通过log_fdw插件来查询CSV格式的数据库日志。前提条件 PolarDB PostgreSQL版（兼容Oracle）默认不产生CSV格式的数据库日志，需要将GUC参数 log_destination 的值修改为 csvlog。背景信息 log_fdw插件提供如下两个函数，帮助您查询...

log_fdw

您可以通过log_fdw插件来查询CSV格式的数据库日志。前提条件 PolarDB PostgreSQL版（兼容Oracle）默认不产生CSV格式的数据库日志，需要将GUC参数 log_destination 的值修改为 csvlog。背景信息 log_fdw插件提供如下两个函数，帮助您查询...

log_fdw

您可以通过log_fdw插件来查询CSV格式的数据库日志。前提条件 PolarDB PostgreSQL版默认不产生CSV格式的数据库日志，需要将GUC参数 log_destination 的值修改为 csvlog。支持的 PolarDB PostgreSQL版的版本如下：PostgreSQL 14（内核小...

log_fdw

您可以通过log_fdw插件来查询CSV格式的数据库日志。前提条件 PolarDB PostgreSQL版（兼容Oracle）默认不产生CSV格式的数据库日志，需要将GUC参数 log_destination 的值修改为 csvlog。背景信息 log_fdw插件提供如下两个函数，帮助您查询...

get_log

请求语法 aliyunlog log get_log-project=<value>-logstore=<value>-from_time=<value>-to_time=[-topic=][-query=][-reverse=][-offset=][-size=][-power_sql=][-access-id=][-access-key=][-sts-token=][-region-endpoint=][-client-name...

pull_log

请求语法 aliyunlog log pull_log-project_name=<value>-logstore_name=<value>-shard_id=<value>-from_time=<value>-to_time=[-batch_size=][-compress=][-access-id=][-access-key=][-sts-token=][-region-endpoint=][-client-name=][-...

Log Service(SLS)

Log Service(SLS)

Log转为Metric

您在使用Logtail采集日志时，可以使用processor_log_to_sls_metric插件将采集到的日志转成 SLS Metric。本文介绍processor_log_to_sls_metric插件的参数说明和配置示例。功能入口当您需要使用Logtail插件处理日志时，您可以在创建或修改...

Log转为Trace

events":[],"links":[],"status":{}}]}],"schemaUrl":"https://opentelemetry.io/schemas/1.19.0"} Logtail插件处理配置 {"processors":[{"type":"processor_split_log_regex","detail":{"PreserveOthers":true,"SplitKey":"content",...

alicloud_log_etl

log.aliyuncs.com" project = alicloud_log_project.example.name logstore = alicloud_log_store.example3.name } } Argument Reference The following arguments are supported: etl_name -(Required,ForceNew)The name of the log etl job.description-...

alicloud_log_audit

SLS log audit exists in the form of log service app.In addition to inheriting all SLS functions,it also enhances the real-time automatic centralized collection of audit related logs across multi cloud products under multi ...

alicloud_log_store

Provides a SLS Log Store resource.For information about SLS Log Store and how to use it,see What is Log Store.->NOTE:Available since v1.0.0.Example Usage Basic Usage resource"random_integer""default"{ max=99999 min=10000 }...

alicloud_log_stores

This data source provides the Log Stores of the current Alibaba Cloud user.->NOTE:Available in v1.126.0+.Example Usage Basic Usage data"alicloud_log_stores""example"{ project="the_project_name"ids=["the_store_name"]} ...

alicloud_log_service

Using this data source can enable Log service automatically.If the service has been enabled,it will return Opened.For information about Log service and how to use it,see What is Log Service.->NOTE:Available since v1.96.0 ...

alicloud_log_project

policy-(Optional,Available in 1.197.0+)Log project policy,used to set a policy for a project.description-(Optional)Description of the log project.project_name-(Required,ForceNew,Available since v1.212.0)The name of the log...

alicloud_log_projects

This data source provides the Log Projects of the current Alibaba Cloud user.->NOTE:Available in v1.126.0+.Example Usage Basic Usage data"alicloud_log_projects""example"{ ids=["the_project_name"]} output"first_log_project_...

alicloud_log_alert

Log alert is a unit of log service,which is used to monitor and alert the user's logstore status information.Log Service enables you to configure alerts based on the charts in a dashboard to monitor the service status in ...

get_log_all

请求语法 aliyunlog log get_log_all-project=<value>-logstore=<value>-from_time=<value>-to_time=[-topic=][-query=][-reverse=][-offset=][-access-id=][-access-key=][-sts-token=][-region-endpoint=][-client-name=][-jmes-filter=]...

alicloud_log_dashboard

The dashboard is a real-time data analysis platform provided by the log service.You can display frequently used query and analysis statements in the form of charts and save statistical charts to the dashboard.Refer to ...

alicloud_log_resource

Log resource is a meta store service provided by log service,resource can be used to define meta store's table structure.For information about SLS Resource and how to use it,see Resource management->NOTE:Available since v1...

alicloud_log_ingestion

Log service ingestion,this service provides the function of importing logs of various data sources(OSS,MaxCompute)into logstore.Refer to details.->NOTE:Available in 1.161.0+Example Usage Basic Usage resource"random_integer...

转换Log为Metric

如果您需要监控Log中某字段的指标变化趋势，可以使用日志服务数据加工函数e_to_metric将Log字段转换为Metric，通过时序库查看该指标的变化趋势。本文以Nginx访问日志为例说明如何将Log转化为Metric。前提条件已采集到日志数据。更多信息，...

pull_log_dump

请求语法 aliyunlog log pull_log_dump-project_name=<value>-logstore_name=<value>-from_time=<value>-to_time=<value>-file_path=[-batch_size=][-compress=][-encodings=][-shard_list=][-no_escape=][-access-id=][-access-key=][-sts...

dtx-recovery.log

路径：/home/admin/logs/dtxserver/dtx-recovery.log。记录需要执行恢复任务的事务数日志日志格式：the num of record will be recoveried:"+(businessActivitys!null?businessActivitys.size():0)+",taskId:"+taskId。示例：the num of ...

dtx-remote.log

路径：/home/admin/logs/dtxserver/dtx-remote.log。记录主事务上传事务开始日志日志格式：start BusinessActivity,activityRequest:”+ActivityRequest。示例：start BusinessActivity,activityRequest:{/应用名称"appName":"bff-xxxx",/...

采集Log4j日志

本文介绍如何通过Loghub Log4j Appender或Logtail采集Log4j日志。背景信息 Log4j是Apache的一个开放源代码项目，通过Log4j，可以控制日志的优先级、输出目的地和输出格式。日志的优先级从高到低为ERROR、WARN、INFO、DEBUG，日志的输出目的...