ClickHouse 高性能、可扩展和低成本的OLAP数据库 陈光剑 20230912

ClickHouse 设计哲学 具体问题具体分析 use good algorithms in a good context; 深入细节 dig into details; 度量指标 measure everything; 贴近生产环境 be close to production; 基准测试 do benchmarks, more of them; 不断试验、实践never stop experimenting; 大规模测试 test at scale; 大胆创新 do weird stuff; have fun! It is a database: A database has both a storage engine and a query engine. ClickHouse can efficiently ingest data from various sources and its query engine provides low-latency query responses. It is an OLAP database: An On-Line Analytic