Tim Sehn

August 25, 2023

Dolt is the world's first and only version controlled SQL database . An important feature of modern databases is replication: enabling writes to multiple database instances. Replication is used for scalability, performance, and disaster recover...

Brian Hendriks

August 23, 2023

Testing database logic, and applications that use databases can be difficult. In order to do it properly every test that is run needs to be run against a clean database. This is because tests can leave the database in an unknown state, and cause…

Jason Fulghum

August 21, 2023

Dolt is the world's first fully-versioned SQL relational database. It allows you to track the full history of the data in every row and every column of all your tables. Although Dolt doesn't share any code with MySQL, it is MySQL-compatible – meani...

Taylor Bantle

August 18, 2023

Dolt is Git for data . One of the most useful Git features is the ability to create pull requests, see their diff, and merge them from the browser. Both DoltHub ( GitHub for Dolt ) and the SQL workbench on Hosted Dolt ( AWS RDS fo...

Nick Tobey

August 16, 2023

Go is relatively young, as far as programming languages go; it will be 14 years old this November. For comparison, C++, which Go directly competes with in the space of compiled general-purpose programming languages, is 38. Go brings a lot of e...

Daylon Wilkins

August 14, 2023

A few weeks ago, we announced our initial implementation of Full-Text indexes . Dolt uses a bespoke SQL engine , which allows us to have a Git-influenced versioned database with the performance that would be expected of a production-rea...

Liu Liu

August 11, 2023

For those of you that are new, Dolt is a database that supports Git-style versioning. DoltHub is a place on the internet to share and collaborate on Dolt databases. We are excited to introduce a great enhancement to DoltHub , offering you e...

Zach Musgrave

August 9, 2023

All software is terrible, as we all know. But some software is more terrible than others. Why is that? What is the property that makes some software frustrating or confusing to use? And more importantly, what i...

Tim Sehn

August 7, 2023

When I was writing my opus on Slowly Changing Dimension , I came across the term "temporal database" . I had not heard of a "temporal database" before. I had heard of "temporal tables" but not a "temporal database". After doing a bit of researc...

Neil Macneale

August 4, 2023

Here at DoltHub, we strive to ensure the Dolt database can be a drop in replacement for MySQL . There are almost 3 decades of development on MySQL, and we occasionally hear that we are crazy to attempt a full re-write. We're fine being called cra...

Taylor Bantle

August 2, 2023

Welcome to the RGD (React + GraphQL + Dolt) stack! As Dolt , the world's first version controlled database, has grown from a better way to share data to a MySQL-compatible OLTP SQL database with Git fea...

Nick Tobey

July 31, 2023

Dolt is a MySQL-compatible server with Git-style version control. Users want to use Dolt as a drop-in replacement for MySQL or as a replica for their MySQL database. For this to work, we need to be correct : all user queries should have t...

Zach Musgrave

July 28, 2023

This article discusses the technical details of writing yacc grammars / parsers using the goyacc tool. It's part of our our technical Golang blog series. We publish a new article in the series every 3 weeks. We're writing Dolt , a version-con...

Daylon Wilkins

July 26, 2023

Today, we are proud to announce the initial release of Full-Text indexes! This is very important for us, as Dolt is a drop-in replacement for MySQL, that gives you all the versioning features that you're used to from Git . As we're developin...

Alec Stein

July 24, 2023

While cleaning our hospital price database , I learned that GPT-4's function calling could quickly crack one of our hardest nuts. The context Since 2021, hospitals have been required to publish tables of: billing codes, representin...

Neil Macneale

July 21, 2023

Git for Data is at the root of DoltHub's DNA, and we believe that the Dolt Command Line Interface (CLI) should behave similarly to git. People familiar with git sit down to use the Dolt CLI, and it's impossible to miss the similarities. Data is n...

Max Hoffman

July 19, 2023

Dolt is the first SQL database that branches, diffs, and merges data the way Git version controls text. We expected versioning data to be different than versioning code. But as the first database with structural sharing at the storage layer, Dolt i...

Brian Hendriks

July 17, 2023

Introduction We are excited to announce that Hosted Dolt , the fully managed SQL database with Git-style versioning, has expanded its offering to include European regions on multiple cloud platforms. With this expansion, Hosted Dolt user...

Tim Sehn

July 14, 2023

Note: We released a Postgres version of Dolt called DoltgreSQL . It's been over a year since I published the original Have Postgres. Want Dolt. article. Interest in a Postgres-flavored version of Dolt has not waned. On average, about o...

Tim Sehn

July 12, 2023

Here at DoltHub , we built Dolt , the world's first version controlled SQL database . Dolt is MySQL-compatible so all the tools you're used to using with MySQL work the same way with Dolt, like SQLAlchemy . SQLAlchemy is a popular Pyth...