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By Max Englander |

The principles and processes we follow for fault tolerance.


By Sam Lambert |

PlanetScale now supports Postgres


By Ben Dicken |

Benchmarking Postgres in a transparent, standardized and fair way is challenging. Here, we look at the process of how we did it in-depth


By Vitess Engineering Team |

Vitess 22 is now generally available


By Patrick Reynolds |

You can now use vector search and storage in your PlanetScale MySQL database.


By Vicent Martí |

A novel technique for implementing dynamic language interpreters in Go, applied to the Vitess SQL evaluation engine


By Nick Van Wiggeren |

Our experience running AWS EBS at scale for critical workloads


By Ben Dicken |

Take an interactive journey through the history of IO devices, and learn how IO device latency affects performance.


By Rafer Hazen |

Our experience upgrading the Query Insights database to PlanetScale Metal


By Richard Crowley |

Learn how PlanetScale Metal was built and how we ensured it is safe.


By Sam Lambert |

Database goes brrrrrrrrrrr.


By Manan Gupta |

Learn how PlanetScale keeps its private fork of Vitess up-to-date with OSS


By Ben Dicken |

Learn about the database sharding scaling pattern in this interactive blog.


By Shlomi Noach |

Design considerations for implementing a database throttler


By Ben Dicken |

Run Vitess workflows right from within PlanetScale. Migrate data from unsharded to sharded keyspaces, manage traffic cutover, and easily revert when problems arise.


By Vitess Engineering Team |

Vitess 21 is now generally available.


By Holly Guevara |

You can now use the vector data type for vector search and storage in your PlanetScale MySQL database.


By Shlomi Noach |

Design considerations for implementing a database throttler with a comparison of singular vs distributed throttler deployments.


By Ben Dicken |

B-trees are used by many modern DBMSs. Learn how they work, how databases use them, and how your choice of primary key can affect index performance.


By Shlomi Noach |

PlanetScale now supports instant DDL. Where eligible, you can run deploy requests that complete near-instantly.


By Shlomi Noach |

Learn about some design considerations for implementing a database throttler.


By Ben Dicken |

For big databases, IOPS and throughput can become a bottleneck in database performance. Learn how sharding helps scale out IOPS and throughput beyond the limitations of a single server.


By Rafer Hazen |

Learn about the new PlanetScale Insights index tracking feature.


By Matt Lord |

Data migrations are a critical part of the database lifecycle, and are sometimes necessary for version upgrades, sharding, or moving to a new platform. In many cases, migrations are painful and error-prone. In this article, we walk through how migrations are performed at PlanetScale, and offer advice on how to improve the migration experience.


By Ben Dicken |

Sharding a database comes with many benefits: Scalability, failure isolation, write throughput, and more. However, one of the lesser-known benefits comes from improved backups and restore performance.