Understanding Quantum Technologies

1 Why quantum computing 本文为摘录,原文为: attachments/pdf/0/Understanding Quantum Technologies Olivier Ezratty.pdf 1 Why quantum computing to solve complex problems that are and will stay inaccessible to classical computers. problems whose solutions scale exponentially in computing time on classical machines.

Velox: Meta’s Unified Execution Engine

1 ABSTRACT 2 INTRODUCTION 3 LIBRARY OVERVIEW 4 USE CASES 5 DEEP DIVE 5.1 TODO Type System 5.2 Vectors 5.3 Expression Eval 5.4 Functions 5.5 Operators 5.6 Memory Management 本文为摘录,原文为: attachments/pdf/8/p3372-pedreira.pdf 1 ABSTRACT Velox: C++ database acceleration library 用来: 构建执行引擎 应对复杂数据类型 增强数据管理...

X-Engine: An optimized storage engine for TP

1 Abstract 2 System Overview 2.1 Storage layout. 本文为摘录,原文为: attachments/pdf/7/sigmod-xengine.pdf 1 Abstract 在线电商交易具有三个显著特点: 随着主要销售和促销活动的开始,每秒交易数量急剧增加; 大量的热门记录很...

Your Read is Our Priority in Flash Storage

1 ABSTRACT 2 INTRODUCTION 3 BACKGROUND 3.1 I/O Asymmetry in Flash SSDs 3.2 RAW Protocol in DBMS Buffer 3.3 RAW Protocol in Storage Buffer 4 READ STALL IN DBMS AND RW COMMAND 4.1 Read Stalls inRelational DBMS Buffer 4.2 RW Command 5 READ STALL IN STORAGE AND R-BUF 5.1 Read Stalls in SSD Buffer 本文为摘录,原文为: attachments/pdf/e/p1911-lee.pdf 1 ABSTRACT 问题:...

大数据已死

https://motherduck.com/blog/big-data-is-dead/ 谷歌的大数据工程师乔丹·蒂加尼 (Jordan Tigani),最近直言不讳地说:“大数据已死”。 他认为,大数据时代已...

全方位对比 Postgres 和 MySQL

本文为摘录,原文为: https://mp.weixin.qq.com/s/xf7qb4oAVHyi4_U32FSKPA

人生是一个长板问题

本文为摘录,原文为: http://www.ruanyifeng.com/blog/2023/05/weekly-issue-254.html 大家可能听说过"水桶原理":水桶的容量由最短的那块木板决定。 它的意思是,某些系统的关键,不在于发展...

围城摘抄

围在城里的人想逃出来, 城外的人想冲进去, 对婚姻也罢,职业也罢,人生的愿望大都如此。 1 一 眼睛两条斜缝,眉毛高高在上,跟眼睛远隔得彼此要害相思病...