Fri.Dec 14, 2018

article thumbnail

Stuff The Internet Says On Scalability For December 14th, 2018

High Scalability

Wake up! It's HighScalability time: We've come a long way in 50 years. Or have we? Alan Kay : I believe ARPA spent $ 175,000 of 1968 money for that one demo. That’s probably like a million bucks today. Bill English : What we did was lease two video circuits from the phone company. They set up a microwave link: two transmitters on the top of the building at SRI, receiver/ transmitters up on Skyline Boulevard on a truck, and two receivers at the Civic Center.

Internet 141
article thumbnail

Some Notes on MariaDB system-versioned Tables

Percona Community

As mentioned in a previous post, I gave a talk at Percona Live Europe 2018 about system-versioned tables. This is a new MariaDB 10.3 feature, which consists of preserving old versions of a table rows. Each version has two timestamps that indicate the start (INSERT,UPDATE) of the validity of that version, and its end (DELETE, UPDATE). As a result, the user is able to query these tables as they appear at a point in the past, or how data evolved in a certain time range.

Systems 52
article thumbnail

Speed up next-page navigations with prefetching

Addy Osmani

Learn how to speed up next-page navigations using prefetching

Speed 70