engineering

Nested Transactions in CockroachDB 20.1

Written by on June 15, 2020
What do nested transactions look like in an ACID environment? We explore the journey of a nested SQL transaction in CockroachDB in this post.
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engineering

SIGMOD 2020: Cockroach Labs Publishes Research Paper on CockroachDB

Written by on June 10, 2020
"CockroachDB: The Resilient Geo-Distributed SQL Database," a research paper codifying years of research on CockroachDB, will be shared at ACM SIGMOD 2020.
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engineering

How Online Primary Key Changes Work in CockroachDB

Written by on May 21, 2020
As of our 20.1 release, CockroachDB supports online primary key changes. This means that it's now possible to change the primary key of a table while performing read and write operations on the table. In this blog, we'll review how data is stored in CockroachDB and how we overcame technical challenges involved in getting online schema changes to work in CockroachDB.
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engineering

Time and Related Data Types in PostgreSQL

Written by on May 13, 2020

We here at Cockroach Labs have been busy getting CockroachDB (CRDB) more in line with PostgreSQL for v20.1. This allows you to be able to use Cockroach as a drop-in replacement for PostgreSQL (whilst using your favourite existing ORM or driver), but with the powerful, scalable backend we provide.  Time, Timestamp and TimestampTZ have been three data types Cockroach has supported, but were not well matched with PostgreSQL functionality. We were also missing the TimeTZ datatype, as well as precision…

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product

Announcing CockroachDB 20.1: New Features Let You Build Fast and Build to Last

Written by on May 12, 2020
We want to give you a database that allows you to quickly and simply build and manage data-intensive applications in the cloud—without worrying about the performance, scale or resilience of those apps. To support that mission, our latest release includes updates that let you build fast and build to last.
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engineering

How to Build a Multi-Region Application on CockroachDB

Written by on April 2, 2020

If your company has a global customer base, you’ll likely be building an application for users in different areas across the world. Deploying the application in just a single region can make high latencies a serious problem for users located far from the application’s deployment region. Latency can dramatically affect user experience, and it can also lead to more serious problems with data integrity, like transaction contention. As a result, limiting latency is among the top priorities for global application…

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product

Hash Sharded Indexes Unlock Linear Scaling for Sequential Workloads

Written by on March 13, 2020
How we built native support for hash sharded indexes in CockroachDB, which can significantly improve performance on sequential workloads.
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performance

AWS, Azure, & GCP Respond to the 2020 Cloud Report

Written by , , and , , and on March 12, 2020
2020 Cloud Report
Key learnings about how to get the best performance from GCP, AWS, and Azure based on original research and conversations with the big three.
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product

Using Lateral Joins in CockroachDB 20.1 Alpha

Written by on January 6, 2020
Lateral joins - similar to nested foreign loops - are a type of correlated subquery that allow data sources to reference columns provided by previous data sources in the same query. Give them a spin in CockroachDB.
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performance

GCP Comes Out Swinging Against AWS and Azure in 2020 Cloud Report

Written by , , and , , and on December 11, 2019
2020 Cloud Report
The 2020 Cloud Report compares AWS, GCP, and Azure on microbenchmarks and customer-like-workloads to understand performance tradeoffs within each cloud.
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