- REFERENCE9 min read
So you want Database Versioning?
Here at DoltHub, we've had a lot of success with our "So you want..." series of blog posts helping people find Dolt when they are looking for it. Dolt is a lot of things. Dolt is a version controlled database, a Git database, Git for data, data…
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- BOUNTY2 min read
Announcing $10,000 US Schools Bounty
It's time for another data bounty. Today, we're launching a $10,000 bounty to collect basic identifying data about schools in the United States. We seeded the database with California K through 12 Schools. Only 49 states (and the District of Columb...
Read More - PYTHON6 min read
Open Source Patterns in Python
About Dolt Web services make heavy use of versioning and open source sharing as a daily part of development. Production deployment is increasingly automated by AWS and other cloud services. Sandboxing, testing, and offline debuggability incre...
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Generational Garbage Collection
Dolt is a MySQL-compatible database that uniquely supports version control operations such as branch, merge, and diff. Aaron Son has blogged about how Dolt stores data in a prolly tree in order to support these operations efficiently ....
Read More - SQL2 min read
Learn SQL Using Practice Dolt Databases
Dolt is a MySQL compatible database with Git-like versioning semantics. DoltHub is a place on the internet to share Dolt databases. Databases are notoriously unforgiving. We all know a person who accidentally ran a bad query in production and ...
Read More - SQL7 min read
Indexing Keyless Tables
Introduction Dolt is a new relational database with Git style versioning and offline debuggability. To be used as an application database, Dolt must be a drop in replacement for other SQL databases. We started with MySQL, the most frequently ...
Read More - SQL10 min read
The Long, Dark Rewrite of the Soul
Great art is never truly finished, only abandoned. And great, living software is the same way. It's never done, but always in a state of constant flux between additions and rewrites. Software engineers are a curmudgeonly sort, and sometimes we like...
Read More - WEB3 min read
Edit on the Web Redux
DoltHub is a place on the internet to share, discover, and collaborate on Dolt databases. About a year ago we set off on a journey to make adding and editing data on DoltHub possible. Our goal was to ease collaboration on data using Dolt and D...
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Is Dolt a Blockchain?
From Dolt's inception, we shied away from blockchain hype. Dolt looks more like a traditional SQL database with Git-style features than something that could power a digital coin. Dolt is not targeting traditional blockchain use cases. But over t...
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Benchmarking SQL Reads on EBS and S3
Recently, we conducted some quick and dirty read latency smell tests comparing reads against Amazon's EBS volumes to reads against Amazon's S3 . We ran these to test our hypothesis that a proposed infrastructure project would be a worthwhil...
Read More - WEB4 min read
How the menus bounty broke DoltHub
Dolt is a MySQL-compatible database with branch, merge and diff. DoltHub is a place on the internet to host, share and query Dolt databases. If you’re just hearing about the menus bounty, here is menus launch blog. If you're new to data ...
Read More - USE CASE5 min read
Dolt as an Immutable Database
Dolt is Git for data. DoltHub is a place on the internet to share Dolt databases. In a recent discussion with a potential customer, the customer thought we did not make a big enough deal of Dolt being immutable at a commit. If you provide the ...
Read More - REFERENCE4 min read
An Overview of DoltHub Infrastructure
DoltHub is our web application for working with, sharing and collaborating on Dolt databases. We host dolt remotes and run bounties on DoltHub, among other things. Sometimes when talking with customers or candidates, we get questions abo...
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Merging Branches with Foreign Keys
Dolt is a SQL database with Git-style versioning. With each new version of Dolt , we increase the number of supported SQL features. We're moving toward our goal of being a complete drop-in replacement for MySQL, while adding all of the versio...
Read More - REFERENCE4 min read
Dolt without DoltHub: Other Dolt Remotes
Dolt is a SQL database with Git-style versioning, and like git, when you want to make your data available to others you need a place to push it to so others can clone / pull it. In both Git and Dolt this is called a remote. A remote is simply ...
Read More - INTEGRATION7 min read
Dolt and Ecto/Elixir
Dolt is a SQL database with Git-style versioning. A couple of months ago, our team was introduced to an engineering team that wanted to use Elixir with Dolt. Elixir is a "dynamic, functional language", based off the Erlang VM. We thought it wa...
Read More - FEATURE RELEASEWEB8 min read
Improving Diffs on DoltHub
DoltHub is a place on the internet to share, discover, and collaborate on Dolt databases. Diffing between different versions of data is a big part of what makes Dolt unique as a database, and we revamped our diff page on DoltHub to better show...
Read More - BOUNTY3 min read
Wrapping up collaborative PDAP data bounty
Dolt is a MySQL database that can branch, diff and merge. Every 6 weeks we launch a data bounty and pay contributors to build unique, public databases. Payment is based on the percent of cell edits a participant makes. This Wednesday, July 7, we...
Read More - BOUNTY4 min read
Announcing the $10,000 Menus Data Bounty
If you aren’t yet familiar with Dolt and DoltHub, Dolt is a MySQL database that can branch, diff and merge. DoltHub hosts those databases on the web. We are currently running data bounties , a string of collaborative database projects in which…
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Manage by Blog Post
Any frequent visitor to DoltHub knows we publish a lot of blog posts. How many? Three per week: Monday, Wednesday, and Friday. Everyone at the company writes them. Why do we do that? This blog post will answer why. A blog post about writing b...
Read More - GOLANG2 min read
Stripping Features to Improve Write Performance
When we began working on Dolt in 2018 we leveraged Noms , an open source project that gave us efficient diff and merge capabilities. The company that had built Noms , Attic Labs, pitched it to developers as a decentralized application data...
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