It’s coming up on a year since we published our last memory review; possibly the longest hiatus this section of the site has ever seen. To be honest, the reason we’ve refrained from posting much of a

Everything You Always Wanted to Know About Compiled and Vectorized Queries But Were Afraid to Ask 论文阅读笔记 看了 Ref[1] 和 Ref[2]，基本就差不多了 Vectorization：materialization 开销，可以利用 SIMD 并行数据操作，最好是 column st