Blog

There's no one-size-fits-all approach when it comes to modeling data. Sometimes you want to use a file system. Sometimes you need a relational database. Other times you need a semi-structured file format, like…

Last week, we discussed the implementation of commit graph on DoltHub. Today, we're excited to explore this topic further! We've recently launched two new commands in Dolt: dolt log --graph and dolt log --grap…

We want to re-use Dolt's tens of thousands of tests for Doltgres. The only problem: the tests are written in MySQL's dialect, and we need them to be in Postgres's dialect. This blog post demonstrates a techniq…

Recently, AWS announced they were no longer accepting new Quantum Ledger Database (QLDB) users and the service would be deprecated in July 2025. QLDB Deprecated Email What are you supposed to do if you a…

Hosted Dolt now allows you to create clusters with a MySQL primary and a Dolt replica

The Python MySQL Replication library allows you to write Python programs that capture changes from a branch in a Dolt database

In a previous blog, we announced the release of the DoltHub commit graph and briefly discussed its implementation. Since then, we have written and adopted our own commit graph npm package. This blog will walk …

Doltgres, the Postgres-flavored version of Dolt, the world's first and only version controlled SQL database, was released in Alpha in November 2023. A Postgres-flavored version was our top customer ask. Demand…

Welcome to another edition of Dolt's monthly correctness updates! If you missed it, here's last month's update. This month, we resolved customer issues with ORMs, tackled older date and time bugs, and dealt …

Here at DoltHub, we ship a number of products. Dolt is an Online Transaction Processing (OLTP) database with Git-style version control, like Git and MySQL had a baby. DoltHub is Dolt's GitHub, an online collab…

Journey back to the origin of DoltLab and learn how its current feature set has evolved over the years.

Dolt databases can be smaller then ever before. Find out how!

Dolt used to have functions for its version control functionality, but we got rid of them. Now we're bringing them back for Doltgres.

This year, Dolt started passing every test in the sqllogictest suite. Correctness is crucial for reliability, but also lets us confidently reengineer the SQL engine for performance. One of the ways we are m…

Hosted Dolt is getting database instances which are only accessible from your AWS VPCs

One of the major themes here at DoltHub for the next year or so is trust. We built Dolt, the world's first version controlled SQL database. We know innovating at the database layer of your stack requires compl…

Go has a whole ecosystem of static analysis tools that you probably aren't using, but should. Here's how to get started.

Lately, I've been writing a lot about three-way merge. Dolt is the first and only SQL database to provide three-way merge of both schema and data. Being first means we get to define how three-way works for SQL…

The first production version of Dolt was released a little over a year ago. Since then we have been narrowing the performance differences between MySQL and Dolt. We've blogged several times recently about…

Now that Dolt supports Dolt-to-MySQL replication, it's easy to set up Debezium to monitor data changes on a Dolt branch.