导读：快手 AB 指标生产场景从 Spark 切换到 Doris 提速 145 倍、资源消耗下降 72%，并刷新了 Doris 单机群最大规模：2000 节点、10 万核。本文介绍快手数据平台团队为什么选择 Apache Doris 构建 AB ...

Hadoop stores massive amounts of data across many computers safely.Spark processes big data much faster than traditional ...

This is a performance testing framework for Spark SQL in Apache Spark 2.2+. The framework contains twelve benchmarks that can be executed in local mode. They are organized into three classes and ...

Never get the hang of a SQL parser? SQLLineage comes to the rescue. Given a SQL command, SQLLineage will tell you its source and target tables, without worrying about Tokens, Keyword, Identifier and ...