1. REFERENCE
    13 min read

    So you want Database Versioning?

    Tim Sehn |

    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…

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  1. 4 min read

    Announcing Dolt's New Storage Engine

    Dolt is a MySQL-compatible version-controlled database. It's the only SQL database with branches that you can diff, merge and sync. For the last year, we've been rewriting our storage engine to improve Dolt's performance and stability as a production…

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  2. REFERENCE
    7 min read

    When to make a Dolt Commit

    When should you commit? It's a question as old as time, dating back to the original init commit. But when should you make a Dolt commit? That's a much lighter weight decision. This blog will give you some advice on when to make a Dolt commit. What is a…

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  3. FEATURE RELEASE
    3 min read

    Hosted DoltDB's SQL Workbench is now writeable

    Dolt is a MySQL-compatible database with Git like features. In May we launched Hosted DoltDB, a cloud-hosted Dolt database with built-in logs and monitoring. If you're not familiar with Hosted Dolt, here are some blogs to get started: Introduction to Hosted Dolt Hosted Dolt Infrastructure…

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  4. REFERENCE
    12 min read

    Dolt Rollback Options

    Dolt is like Git and MySQL had a baby. Dolt applies all the Git functionality you know to a SQL database. As such, Dolt provides many different ways to rollback. This blog covers those ways. For the purpose of this blog, I made a simple example database. Feel free to clone it and try these examples yourself. It has one table people. I added a few people from DoltHub to the table over a few commits…

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  5. FEATURE RELEASEWEB
    2 min read

    Introducing Improved JSON and Text Diffs on DoltHub

    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. DoltHub is committed to ensuring that our customers have a great experience using the…

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  6. 5 min read

    Dolt's New Format is live on DoltHub!

    Dolt is a MySQL compatible database with killer version control features. Its data diff, branch, and merge features give applications version control functionality at the database layer. And its git-like interface makes it one of the most developer…

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  7. 9 min read

    Benchmarking Dolt with TPC-C

    Dolt is a MySQL-compatible version-controlled database. It's the only SQL database with branches that you can diff, merge and sync. Over the past year, performance has been a central focus of Dolt development. Our long-term goal is to be as…

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  8. SQL
    7 min read

    4X Faster Index Joins

    Dolt is a SQL database with Git versioning semantics, including branch, merge, revert, and row level diffs. A SQL database that insures against data and collaboration mistakes is novel, but relational databases themselves are old. We recently rewrote…

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  9. 7 min read

    A plugin architecture using golang interface extension

    We're building Dolt, the world's first version controlled SQL database. Dolt's SQL engine is go-mysql-server, which started its life as an independent open source project. Although our primary development effort on go-mysql-server is to support Dolt…

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  10. REFERENCE
    10 min read

    So you want Data Diff?

    Data diff is a really crowded category with multiple interpretations and products. When you say "data diff", what do you mean? What are your tool options for accomplishing data diff? We here at DoltHub built the world's first version controlled SQL database, Dolt. Dolt provides extremely fast, cell-based diff capabilities on schema and data. Fast diff provides the basis for other version control functionality like merge, lineage, and revert. We're kind of data diff experts so let us take you on a guided tour…

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  11. 3 min read

    Thank you contributors!

    In today's blog, we're taking a moment to thank the open source community for all the code contributions, feedback, and bug reports we've received for Dolt and Go-MySQL-Server. 👏💜 We love working with our customers and hearing how they're using Dolt DB. It's always a highlight to see customers contribute back to help make Dolt better for…

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  12. BOUNTY
    4 min read

    A trillion prices

    Health insurers just published close to a trillion hospital prices On July 1, insurance companies started dumping an absurd amount of data onto the internet. No one appreciates the scale of it. I scraped the headers for hundreds of thousands of files…

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  13. FEATURE RELEASE
    4 min read

    Hosted Backups

    Hosted Dolt launched in May of this year. At launch, the product was very basic. You could go to https://hosted.doltdb.com and get a dolt sql server instance stood up in AWS in us-west-2. You would have access to logs, and metrics for your instance…

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  14. SQL
    10 min read

    Finally Adding Collations

    Here at DoltHub, our centerpiece is Dolt, which fuses a MySQL-compatible database with Git-style versioning capabilities. After you install Dolt, all it takes are a few commands to have a running server: mkdir demo cd demo dolt init dolt sql-server Your MySQL-backed applications will require no change, as we aim to be completely compatible with MySQL, which includes all of MySQL's unique quirks (and features). However, you now have access…

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  15. 9 min read

    How to run DoltLab on Microsoft Azure

    Earlier this week Fjellwang, a DoltLab user on our Discord server, was kind enough to share a document he wrote detailing how he deployed DoltLab in Microsoft Azure Cloud. Well, we liked his doc so much we decided to turn it's own blog post! With Fjellwang's permission, I've made a few minor modifications to the original content and reproduced the images specifically for this post, but otherwise, am sharing exactly what is in his doc. A huge thank you to Fjellwang…

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  16. FEATURE RELEASE
    8 min read

    Hosted DoltDB now comes with a SQL workbench

    Dolt is a MySQL-compatible database with Git like features. In May we launched Hosted DoltDB, a cloud-hosted Dolt database with built-in logs and monitoring. If you're not familiar with Hosted Dolt, here are some blogs to get started: Introduction to Hosted Dolt Hosted Dolt Infrastructure…

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  17. TECHNICAL
    11 min read

    Why We Chose Flatbuffers

    Dolt is a versioned SQL database with Git-like functionality, including clone, push, pull, branch, merge and diff. It stores structured relational data on disk as tuples in Prolly trees and it serializes structured data like commits, tags and…

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  18. REFERENCE
    13 min read

    Getting Started with Dolt Permissions

    Dolt is a MySQL compatible version controlled database. Most databases require account management and permissions. You don't want just anyone mucking around with your data. Released in February 2022, Dolt supports the standard SQL permissions model…

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  19. USE CASE
    7 min read

    Dolt + Turbine: Versioned Cancer Cell Simulations

    Dolt is a version controlled database. How would you use such a thing? Does your business create data? How do you maintain and compare many copies of that data? Do the people that create the data make mistakes? What's the process to recover from…

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  20. BOUNTY
    3 min read

    A single database for every museum: a retrospective

    About DoltHub data bounties Anyone can build a database given enough time. But at DoltHub we build databases in a distributed way, using a unique database, Dolt, that works like Git. Dolt is cool because you can create branches, make pull requests…

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