Tim Sehn

December 14, 2023

Dolt is the world's first version controlled SQL database . Dolt is built on a novel storage engine that makes diffs and merges fast. When committing a SQL transaction, Dolt uses the same merge logic you invoke on a dolt merge between ...

Nick Tobey

December 13, 2023

Two months ago I talked about how we got 4 9s of correctness in sqllogictests . I mentioned how the most time consuming task was optimizing a test query that joined 64 tables, a query that even MySQL choked on. I'm going to dive deeper into how...

Tim Sehn

December 12, 2023

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 f...

Daylon Wilkins

December 11, 2023

Last month, I announced that we were finally starting development on DoltgreSQL . In a little over a month, we've made quite a lot of progress and released a new pre-release version. We've also expanded the development team that is working on ...

Dustin Brown

December 8, 2023

Two weeks ago we published A Spooky Performance Regression in AWS EBS Volumes that highlighted a performance regression in writes against AWS EBS volumes we saw while benchmarking Dolt and MySQL . Initially we suspected that a recent sel...

Tim Sehn

December 6, 2023

Dolt is the world's first version controlled SQL database . To implement Git-style version control functionality at Online Transaction Processing (OLTP) performance , Dolt has different hardware requirements than other OLTP databases. This arti...

Jason Fulghum

December 4, 2023

DoltDB is the world's first fully-versioned relational database . You can branch, merge, diff, push, and pull your relational data in the same ways that Git allows you to work with your source code files. Dolt is built from the ground up on ope...

Max Hoffman

December 1, 2023

Heaps are commonly used to partially sort a set. Every insertion/deletion from the set is followed by a "fixup" to restore either min-heap or max-heap integrity. For example, a max-heap can be represented as a binary tree where every parent is…

Taylor Bantle

November 29, 2023

We are excited to announce the release of the Dolt Workbench - a modern, browser-based, open source SQL workbench for your MySQL-compatible database. It works with MySQL, MariaDB, and Dolt databases, with additional version control features w...

Zach Musgrave

November 27, 2023

Introduction We're writing Dolt , the world's first version controlled SQL database . Dolt is based on the MySQL dialect and wire protocol, and built to be a drop-in replacement for any MySQL application. But many potential customers expr...

Tim Sehn

November 24, 2023

Dolt , DoltHub , and Hosted Dolt can be used for Spreadsheet Version Control . Many of our customers migrated to Dolt from a really complicated, heavily edited spreadsheet . Earlier this year, I wrote a blog about how to use Dolt with G...

Dustin Brown

November 22, 2023

For every Dolt release, we run a suite of Sysbench tests that measure the median latency of Dolt's reads and writes. Since Dolt is a drop-in replacement for MySQL , and soon to be a drop-in replacement for PostgreSQL , we compare Dolt'...

Nick Tobey

November 20, 2023

A year ago, our founder and CEO Tim wrote a blog post about the recent explosion of interest in decentralized databases. You can read it here . If you like learning about cool new technologies, you should read that first. In Tim’s post, he ...

Jason Fulghum

November 17, 2023

DoltDB is the world's first fully-versioned relational database . You can branch, merge, diff, push, and pull your relational data in the same ways that Git allows you to work with your source code files. We're passionate about making Dolt t...

Max Hoffman

November 15, 2023

Dolt is the first version controlled SQL database . We have made many correctness and performance improvements over the last couple of years. But one of the things we have never been good at are queries that need to adapt to underlying table d...

Neil Macneale

November 13, 2023

Dolt is the world's first version controlled Database . I've been building software for more than 20 years, and building on top of Dolt makes application development fun again. As I built a little application us...

Zach Musgrave

November 10, 2023

Introduction This blog is part of our ongoing Go language blog series . We publish a new article in the series every three weeks. We're writing Dolt , the world's first version controlled SQL database . This blog is about different ...

Taylor Bantle

November 8, 2023

We recently released single sign-on (SSO) for two of our web products, Hosted Dolt and DoltLab Enterprise . Administrators can configure an Identity Provider (IdP), where their users can authenticate and authorize access to their organization ...

Neil Macneale

November 6, 2023

Here at DoltHub we love fixing customer problems. We have a goal to fix every bug our customers report within 24hrs. It's one of the reasons we release new builds all the time, for instance, three this week! It would be irresponsible for us to...

Zach Musgrave

November 3, 2023

Introduction We're writing Dolt , the world's first version controlled SQL database. Dolt advertises itself as a drop-in replacement for MySQL, so if your current application works on MySQL you can swap in Dolt on the backend with no code c...