- REFERENCE11 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 versi...
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- FEATURE RELEASEWEB4 min read
Edit Dolt on the Web Using SQL
DoltHub is a place on the internet to share, discover, and collaborate on Dolt databases. Last week we released a new feature on our edit on the web roadmap: edit data using the SQL Console. About a year ago when we released SQL queries on the web w...
Read More - BOUNTY3 min read
Hospital Price Transparency Bounty Review
We finished our second data bounty Monday, March 1. The target of the bounty was hospital prices. The results surpassed our expectations. We built a database of 1,400 of approximately 6,000 US hospital's chargemasters, representing over 72.7M prices...
Read More - DATASET2 min read
February Dataset Spotlight
It's that time. Our February dataset spotlight here at DoltHub. For new folks, Dolt is a SQL database with git-like versioning and DoltHub is a place on the internet to share Dolt databases. This monthly feature keeps you updated on Data Bounties and...
Read More - SQLREFERENCE7 min read
Implementing window functions in go-mysql-server
Dolt is Git for Data, the first SQL database you can clone, fork, branch and merge. Its SQL engine is go-mysql-server. Our goal is to be a 100% compatible, drop-in replacement for MySQL, but we have a ways to go. Today we're excited to announce the n...
Read More - BOUNTY7 min read
OpenElections Follow Up
As some of you are aware, we finished our first data bounty on Feb. 14 to collect US Presidential Precinct results for 2016 and 2020. On Feb. 15, we published a bounty review. The bounty review gained some distribution on HackerNews after one of the ...
Read More - BOUNTY3 min read
National Course Catalog $10,000 Database Bounty
It's time for another data bounty! We completed the US Presidential Election Precinct Results bounty and we have a week or so left in the Hospital Price Transparency bounty. For the next bounty, we want to build a database of US College Course catal...
Read More - PYTHON3 min read
Mypy and Doltpy
Dolt Dolt is an SQL-database with Git-versioning. The goal of Doltpy, in concert with Dolt, is to solve reproducibility and versioning problems for data and machine learning engineers using Python. Mypy Mypy was created by Guido van Rossum, the pr...
Read More - SQL3 min read
Dolt CLI in SQL - Update
Dolt is a SQL database with Git-style versioning. In a previous post we discussed the need to introduce Dolt CLI functions in SQL. We believe that version control is something that can be native to your SQL workflow. This allows for possibilities suc...
Read More - BOUNTY3 min read
US Presidential Election $25,000 Database Bounty Review
On December 14, we launched our first data bounty to earn a share of $25,000 by wrangling US Presidential Precinct-level data. The bounty ended yesterday. How did it go? This blog entry will answer that question. Dolt is a SQL database with Git-styl...
Read More - PYTHON7 min read
Doltpy 2.0
Background Earlier in the week we talked about Dolt's "API surface area." To recap, Dolt is a relational database with version control features. Dolt has a SQL query interface implementing the MySQL dialect, as well as a command line interface (CLI)...
Read More - FEATURE RELEASESQL6 min read
Introducing Type Changes
Dolt is a SQL database with Git-style versioning. With each new version of Dolt, we increase the number of supported SQL features, moving toward our goal of being a complete drop-in replacement for MySQL, while adding all of the versioning features y...
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Part I: Dolt API Surface Area
Background When DoltHub was founded it was called Liquidata. The goal was to bring liquidity to the data market. The founders realized that the pipes were broken: sending around CSV, JSON, and other formats was broken. The requirement to translate t...
Read More - WEB10 min read
A Guide to Unit Testing React Apollo Components
DoltHub is a place on the internet to share, discover, and collaborate on Dolt databases. It's a Next.js application written in Typescript, backed by a GraphQL server that calls gRPC services written in Golang. We use Apollo's built-in integration wi...
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Dolt vs MySQL: How it Started, How it's Going
How it Started For those following along, we've been working on improving Dolt's performance with the goal of making Dolt no more than 2-4 times slower than MySQL. When we set out to measure Dolt's performance we chose Sysbench, a widely used open-s...
Read More - DATASET2 min read
January Dataset Spotlight
It's that time. Our January dataset spotlight here at DoltHub. For the new folks, Dolt is a SQL database with git-like versioning and DoltHub is a place on the internet to share Dolt databases. This monthly feature keeps you updated on Data Bounties ...
Read More - FEATURE RELEASEWEB3 min read
Announcing DoltHub Issues
DoltHub is a place on the internet to share and collaborate on Dolt databases. We built DoltHub because we thought it would be useful to interact with versioned SQL databases in familiar ways. For example, query public data on the web, or clone it d...
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More Hiring
In October, we set out to hire more engineers to work on Dolt and DoltHub. Dolt is a SQL database with Git-like versioning and DoltHub is a place to share Dolt repositories. Since then, we added three engineers: Vinai, Remy, and Max. Welcome to all t...
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Release notes generation for GitHub repos
Introduction Today we're excited to announce the open sourcing of a tool to automatically generate markdown formatted release notes for GitHub repositories. Dolt is using this tool to generate our release notes going forward, and we've also used it ...
Read More - USE CASE5 min read
Dolt and Data Science - A Simple Example
Dolt is Git for data, a SQL database with version control. We've been working hard recently on making Dolt a useful tool for Data Science (DS) practitioners and we're hoping to launch some slick integrations soon. But first, we wanted to start off t...
Read More - WEB6 min read
Managing DoltHub Dependencies
Dolt is Git for data and DoltHub is our web application that houses Dolt repositories. DoltHub consists of three separate React applications: our main Next.js app, as well as two Gatsby apps for our blog and documentation. Our dependency problem We...
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