- REFERENCE9 min read
So you want Database Versioning?
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…
Read More
- REFERENCE6 min read
MySQL-9.0, Dolt, and Caching SHA-2 Auth Support
Lately, we've seen customers install the latest innovation release of MySQL (i.e. MySQL-9.0) and then have problems connecting to a Dolt SQL server due to MySQL-9.0 removing mysql_native_password auth support. In this post, we'll explain what...
Read More - REFERENCE23 min read
A Tour of config.yaml
Hot on the heels of my overview of Dolt configuration , I'm going to do a deep dive on config.yaml , the configuration file for a Dolt SQL Server. As I was writing the configuration overview, I realized our documentation on our main configurati...
Read More - USE CASE6 min read
Decentralized Wikipedia Update
Dolt is a decentralized database . In the past ten years or so decentralization has gone through a few hype cycles. I think we're in a pro-decentralization hype period right now. Decentralization hype tracks the price of Bitcoin and last I checke...
Read More - DOLTGRES8 min read
Doltgres System Tables Update
We've been hard at work getting Doltgres , a Postgres-flavored version of Dolt , ready for its beta release in Q1 . This includes making sure all the version control features you know and love from Dolt also work properly in a Postgres enviro...
Read More - GOLANG15 min read
What's Missing From Golang Generics?
Last time, I discussed a specific design problem that I encountered while writing generic code in Go, and how I eventually solved it. I was proud that I had found a solution, although less proud that it wasn't the cleanest. ...
Read More - REFERENCE5 min read
Dolt Configuration
Dolt configuration is a bit of a mess. To start, it's a union of Git and MySQL styles of configuration. Then, Dolt specific configuration is sprinkled on top. It's been on our list for a long time to consolidate and rationalize Dolt configuration...
Read More - REFERENCE2 min read
Dolt SSL Authentication
Dolt is the world's first and only version controlled SQL database. Dolt is fully MySQL-compatible. You connect to it with any MySQL client. Some MySQL clients require connection authentication using Transport Layer Security (TLS) . TLS is ofte...
Read More - REFERENCE4 min read
Workbenches are Better with a Version Controlled Database
The Dolt Workbench is a modern, open-source SQL workbench that works with any MySQL and PostgreSQL compatible database, including version controlled databases like Dolt and DoltgreSQL . We think that the workbench experience is vastly impro...
Read More - INTEGRATION8 min read
Using Perl to Query Dolt Databases
A couple of decades ago, as a brand-new CS grad just entering the world of big tech, I was given the Programming Perl book – also affectionately known as the "Camel Book". 🐪 I was told that I was now officially a Perl programmer and should lear...
Read More - REFERENCE9 min read
Productionizing Dolt
So you've been using Dolt for a while, and you are ready to take the next step and use it in production. Whether you are running your production environment on prem, or in the cloud, there are several steps you should take to ensure that your Dol...
Read More - REFERENCESQLDOLTGRES6 min read
History independence, what it is and why it matters
Dolt is the world's first and only version-controlled SQL database. It's a SQL database that you can fork, clone, branch, merge, push and pull just like a Git repository. Like files in Git, tables and other data in Dolt are content-addressed by a...
Read More - SQL5 min read
Balancing Perf Trade-offs
I ran into a performance trade-off last week attempting to improve long-running queries by changing the ways rows are structured. A more general row interface increases memory overhead but lets us skip encoding overhead. Unfortunately, joins create...
Read More - GOLANG11 min read
Are Golang Generics Simple or Incomplete? A Design Study
This comment on ycombinator lives rent-free in my head. Nothing before or since has captured my feelings on Go quite as succinctly. Take for instance, generics. Or its more precise name: parametric polymorp...
Read More - DOLTHUBREFERENCE7 min read
Designing CI on DoltHub
We recently announced support for continuous integration (CI) testing on DoltHub . This is a feature we're excited about since it allows our users to programmatically test changes on their data, instead of relying solely on human review. Fo...
Read More - REFERENCE4 min read
Dolt Pro Tips
Dolt is the world's first and only version controlled SQL database . We've been iterating on the concept for over six years now . We're the world's experts in database version control. Along the way we've learned a few things. This article...
Read More - SQLDOLTGRES5 min read
Postgres's missing quality of life features
We are hard at work building Doltgres , the Postgres-compatible version of Dolt . Dolt is the world's first and only version-controlled SQL database and is MySQL compatible, and most of us at DoltHub are more familiar with MySQL than with Postg...
Read More - SQL14 min read
JSON Showdown: Dolt vs Sqlite
Dolt was created to be the world's first truly version controlled database . We think it does a great job at that. And in the process of making Dolt, we realized that the same data structures that make Dolt fast and efficient at version control a...
Read More - REFERENCE2 min read
DoltHub is HIPAA Compliant
HIPAA certification is a security and privacy certification for organizations. HIPAA is generally required by customers dealing with health care data in the United States. This certification is very similar to Service Organization Controls 2 (SOC...
Read More - FEATURE RELEASE11 min read
Continuous integration testing on data
Continuous integration (CI) testing is a software development practice where automated tests are run against incoming code changes pushed by software developers collaborating on a code repository. If a developer pushes changes that fail to pass the...
Read More - REFERENCESQL7 min read
Old School DBT
Relational databases are an organizational step change improvement over flat files like Excel or JSON. Strict typing improves data quality and maintainability over time. Schema mutations, data versioning, lineage are tracked. And you get all of the...
Read More