#Haiki saying how to#
#Haiki saying code#

It is wildly unpopular, and until a few PostgreSQL versions ago it was highly discouraged and borderline unusable, but under some circumstances it can out-perform even a B-Tree index. There is a type of index you are probably not using, and may have never even heard of. Above all, a Haiku must be very simple and free of all poetic trickery and make a little picture and yet be as airy and graceful as a Vivaldi Pastorella. Re-Introducing Hash Indexes in PostgreSQL Jack Kerouac proposed that, because the English language structure is different than Japanese, the western haiku should s imply say a lot in three short lines in any Western language.

In this article I describe the process we took to identify potential free space, and one surprising find that helped up clear up ~10GB of unused indexed values! The Unexpected Find That Freed 20GB of Unused Index Space Django versions are usually not that exciting (it's a good thing!), but this time many features were added to the ORM, so I find it especially interesting! I have known of the Japanese poetry form of Haiku, 5-7-5 syllables. They contain many features that most developers never heard of, and I want to bring some of them to light.ĭjango 3.2 is just around the corner and it's packed with new features. Haiku provides authorized clinical users of Epics Electronic Health Record with secure access to clinic schedules, hospital patient lists, health summaries. A Year of Haiku: Saying More with Less Chantal, Katherine Alicia on. SQL databases has been around since the 1970s. However, pandas comes at a cost which is often overlooked. It's packed with useful features, it's battle tested and widely accepted. Pandas is by far the most popular tool for data analysis.

#Haiki saying how to#

In this article I present common concurrency challenges and how to overcome them with minimal locking.Ī list of useful features you already have, but may not know about! In this article I share lesser known features of PostgreSQL.Ī story about how I ended up sending hundreds of users messages saying they got paid when they didn't! In the process we've learned a valuable lesson about nested transactions and Django signals.

#Haiki saying code#

🗣️ Want to book a talk for you and your team?Ĭoncurrency is not very intuitive - you need to train your brain to consider what happens when multiple processes execute a certain code block at the same time. The Old Pond by Matsuo Bash An old silent pond A frog jumps into the pond Splash Silence again. A practice of artistic discipline, their minimal nature forces writers to pare down to only the essentialsmaking each word, or even syllable, count. 📺 December 6, O'Reilly online live training Haikus are known for their ability to paint a vivid picture in just a few words. 📺 November 28, O'Reilly online live training