日志spark streaming SQL 的相关内容

阿里云文档 2025-11-11

DescribeSQLCollectorRetention查询SQL洞察日志保存时长API参考(停止维护)-云数据库 RDS-阿里云

停止维护：可以正常调用，但不再维护。该接口用于查询RDS实例的SQL洞察日志保存时长。

阿里云文档 2025-11-11

查询SQL审计日志的已停止维护接口DescribeSQLLogRecords-云数据库 RDS-阿里云

停止维护：可以正常调用，但不再维护。该接口用于查询RDS实例的SQL洞察（SQL审计）日志。

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时序库中创建定时SQL任务

本文主要介绍在时序数据库中进行自定义分析后使用定时SQL。通过定时执行SQL查询，可以对时序数据进行灵活、高效的分析处理。

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本文主要介绍结构化数据SQL计算指令的用法和示例。

文章 2022-02-17 来自：开发者社区

海量监控日志基于EMR Spark Streaming SQL进行实时聚合

作者：伯箫，阿里云高级开发工程师。现在在阿里云表格存储团队，负责管控系统的开发，对NOSQL类数据库系统有一些了解。前言从EMR-3.21.0 版本开始将提供Spark Streaming SQL的预览版功能，支持使用SQL来开发流式分析作业。结果数据可以实时写入Tablestore。本文以LogHub为数据源，收集ECS上的日志数据，通过Spark Streaming SQL进行聚合后，.....

文章 2022-02-17 来自：开发者社区

海量监控日志基于EMR Spark Streaming SQL进行实时聚合

前言从EMR-3.21.0 版本开始将提供Spark Streaming SQL的预览版功能，支持使用SQL来开发流式分析作业。结果数据可以实时写入Tablestore。本文以LogHub为数据源，收集ECS上的日志数据，通过Spark Streaming SQL进行聚合后，将流计算结果数据实时写入Tablestore，展示一个简单的日志监控场景。场景设计假设有一个商品表Goods，商品信....

文章 2022-02-17 来自：开发者社区

15【在线日志分析】之基于Spark Streaming+Saprk SQL开发OnLineLogAanlysis2（Final）

1.influxdb创建database[root@sht-sgmhadoopdn-04 app]# influx -precision rfc3339Connected to http://localhost:8086 version 1.2.0InfluxDB shell version: 1.2.0>create database online_log_analysis 2...

文章 2022-02-17 来自：开发者社区

20【在线日志分析】之记录一次Spark Streaming+Spark SQL的数据倾斜

1.现象三台机器都有产生executor，每台都会产生tasks，但是其中只有一台的task有input数据，其他机器的tasks都没有数据。 2.猜想 2.1是不是数据倾斜? 是 2.2是数据量过大，group by时，导致key分布不均? 比如key1 有98万，key2有2万,那么shuffle时，肯定数据倾斜。但是我刚开始数据量不是很大，所以pass （就算数据量大，也很简单...

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