大数据库数据结构和算法知识.ppt

Data Structures and algorithms for Big databases ata ingestion queries t answers data indexi 数据收集查询处理过程中有趣的 tradeoff 一个3亿行的表创建索引花了20分钟去 load the table 但是花了10天在这上面创建索引 Bug#9544 Select queries were slo