Background ● Premier provider of software and services for ClickHouse ● Incorporated in UK with distributed team in US/Canada/Europe ● US/Europe sponsor of ClickHouse community ● Offerings: ○ 24x7 support “Kubernetes is the new Linux” Actually it’s an open-source platform to: ● manage container-based systems ● build distributed applications declaratively ● allocate machine resources efficiently easy-to-manage resource ClickHouse Operator ClickHouseInstallation YAML file (Apache 2.0 source, distributed as Docker image) ClickHouse cluster resources kubectl apply create resources What

Background ● Premier provider of software and services for ClickHouse ● Incorporated in UK with distributed team in US/Canada/Europe ● US/Europe sponsor of ClickHouse community ● Offerings: ○ 24x7 support “Kubernetes is the new Linux” Actually it’s an open-source platform to: ● manage container-based systems ● build distributed applications declaratively ● allocate machine resources efficiently YAML file your-favorite namespace ClickHouse cluster resources (Apache 2.0 source, distributed as Docker image) Altinity ClickHouse Operator Quick Start Installing and removing the ClickHouse

app analytics Ads analytics Realtime bidding E-commerce analytics Retail Games analytics Video streaming analytics Media & news analytics Social recommendations Classifieds. Dating Search engine optimization

app analytics Ads analytics Realtime bidding E-commerce analytics Retail Games analytics Video streaming analytics Media & news analytics Social recommendations Classifieds. Dating Search engine optimization

数据治理 预测分析与机器学习 CHAPTER 众安集智平台与clickhouse 02 集智平台 X-Brain AI 开放平台 计算框架 Hadoop, JStorm, Spark Streaming, Flink 离线/实时任务监控 数据、模型存储 Hive, HBase, Clickhouse, Kylin 数据接入 消 息 中 间 件 模型、 算法 模版 机器学习平台 Antron

мешают друг другу… ClickHouse: Шардирование + Distributed таблицы! Когда одного сервера не хватает Чтение из Distributed таблицы Чтение из Distributed таблицы CSV 227 Gb, ~1.3 млрд строк SELECT passenger_count Шардов 1 3 140 Время, с. 1,224 0,438 0,043 Ускорени е x2.8 x28.5 Запись в Distributed таблицу Запись в Distributed таблицу › Хочется защититься от аппаратного сбоя… › Данные должны быть доступны

高内存，廉价存储： 单机配置: Memory128G CPU核数24 SATA20T，RAID5 万兆网卡 一切以用户价值为依归 5 部署与监控管理 1 生产环境部署方案： Distributed Table Replica1Replica1 Replica1Replica1 Replica1Replica1 Shard01 Shard02 Shard03 Load Balancing

BY sipHash64(pickup_datetime) -- expression for sampling SAMPLE BY expression must be evenly distributed! 12 / 62 How to sample data SAMPLE x OFFSET y SELECT count() FROM trips_sample_time 432992321

BY sipHash64(pickup_datetime) -- expression for sampling SAMPLE BY expression must be evenly distributed! 12 / 62 How to sample data SAMPLE x OFFSET y SELECT count() FROM trips_sample_time 432992321

(JSONExtract) • We can pass the type as a parameter just like in CAST function • Difficulties in cross-platform compatibility • Pull request #4686 and #5124 Begin Content Area = 16,30 20 Miscellaneous Statistics