Blog

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 …

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. M…

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…

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 questi…

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…

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, whi…

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 forma…

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 Go…

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 performa…

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 fe…

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, …

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 engineer…

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 releas…

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 integration…

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 an…

Overview Not long ago we wrote about measuring Dolt's performance against MySQL with the goal of improving Dolt to be no more than 2-4 times slower than MySQL. To work toward this goal, we created a cont…

On January 1, 2021, a US law was passed requiring hospitals to publish their prices in human and machine readable format. We would like to assemble the best open dataset of hospital prices in the US to aid res…

Introduction Back in November, we announced support for uploading CSV files on DoltHub directly to Dolt repository commits. Since then, we've been quickly iterating on features for upload on the web. We…

Introduction Dolt stores data in a content addressable prolly tree in order to get efficient merges and diffs. In designing the table data format one of our goals was to make table column additions and de…

Introduction In November, shortly after the election, we published an analysis of Pennsylvania ballot data provided by the Pennsylvania Department of State. The purpose of the analysis was to determine i…