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課程簡介
简介
- Presto及其架构概述
- COST IT模块简介
成本分析
- 理解大数据环境中的成本分析
- Presto中的成本因素和注意事项
查询优化
- Presto查询优化技术
- 分析查询执行计划
- 识别性能瓶颈
- 利用Presto的优化功能
- 查询的成本估算与分析
基于成本的优化与最佳实践
- 基于成本的优化简介
- 实施基于成本的连接优化
- 分区裁剪和谓词下推技术
- 动态过滤和查询重写
- 管理成本与资源分配
- 解决性能与成本相关问题
总结与下一步
最低要求
- 具有SQL的經驗
受眾
- 數據科學家
14 時間:
客戶評論 (3)
The training instruments provided.
- UNIFI
Course - NoSQL Database with Microsoft Azure Cosmos DB
Great comunication, Łukasz explained everything in easy and understandable way
Tomasz Wojciechowski - GP Strategies Poland sp. z o.o.
Course - ORACLE SQL Fundamentals
the trainer was very helpful , the pace of the training was really good and the exercises weren't too hard, also not too easy. whenever I got stuck he helped me out very well and made sure I understood everything.