Month: January 2023

A report details Apple’s work on its AR/VR headset, which could cost ~$3,000, says manufacturer Pegatron assembled initial testing units in 2022, and more (Hartley Charlton/MacRumors)

Hartley Charlton / MacRumors: A report details Apple’s work on its AR/VR headset, which could cost ~$3,000, says manufacturer Pegatron assembled initial testing units in 2022, and more  —  Apple’s mixed-reality headset will feature a physical dial for switching to a view of the real-world, small motors to automatically adjust its lenses …

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Legal filings: Google alleges over 50 instances of India’s antitrust investigators copy-pasting parts of the EU’s antitrust ruling, sometimes word-for-word (Reuters)

Reuters: Legal filings: Google alleges over 50 instances of India’s antitrust investigators copy-pasting parts of the EU’s antitrust ruling, sometimes word-for-word  —  Google has told a tribunal in India that the country’s antitrust investigators copied parts of a European ruling against the U.S. firm …

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Google’s Jigsaw and UN-backed Tech Against Terrorism plan to release a free moderation tool to help smaller websites flag and remove terrorist material (Cristina Criddle/Financial Times)

Cristina Criddle / Financial Times: Google’s Jigsaw and UN-backed Tech Against Terrorism plan to release a free moderation tool to help smaller websites flag and remove terrorist material  —  US tech group’s Jigsaw division leads initiative as UK and EU introduce tough laws to police online content

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Layoffs.fyi estimates tech companies cut over 150,000 jobs in 2022, compared to around 80,000 between March and December 2020 and 15,000 across all of 2021 (Wall Street Journal)

Wall Street Journal: Layoffs.fyi estimates tech companies cut over 150,000 jobs in 2022, compared to around 80,000 between March and December 2020 and 15,000 across all of 2021  —  Areas that were largely spared in 2020 are now among those with the largest numbers of job cuts  —  Technology-driven companies …

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Filing: lawyers for Sam Bankman-Fried ask a judge to redact the names of the two people who intend to sign on as sureties to his bail, citing media scrutiny (Chris Dolmetsch/Bloomberg)

Chris Dolmetsch / Bloomberg: Filing: lawyers for Sam Bankman-Fried ask a judge to redact the names of the two people who intend to sign on as sureties to his bail, citing media scrutiny  —  FTX founder Sam Bankman-Fried asked a judge to keep confidential the identities of two people who will help secure his bail.

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Replying to the FTC’s lawsuit, Microsoft bizarrely claims not to know when Call of Duty was first released or have details on Activision’s budget and resources (Sean Hollister/The Verge)

Sean Hollister / The Verge: Replying to the FTC’s lawsuit, Microsoft bizarrely claims not to know when Call of Duty was first released or have details on Activision’s budget and resources  —  But now that gamers and regulators are worrying Microsoft might keep Call of Duty from appearing on Sony’s PlayStation …

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Memo: Shopify cancels all recurring meetings with over two people “in perpetuity” and encourages staff to decline invitations, leave big group chats, and more (Matthew Boyle/Bloomberg)

Matthew Boyle / Bloomberg: Memo: Shopify cancels all recurring meetings with over two people “in perpetuity” and encourages staff to decline invitations, leave big group chats, and more  —  Shopify Inc. spent last year cutting costs.  Now, it’s cutting meetings.  —  As employees return from holiday break …

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Using deduplication for eventually consistent transactions

Building a distributed database is complicated and needs to consider many factors. Previously, I discussed two important techniques, sharding and partitioning, for gaining greater throughput and performance from databases. In this post, I will discuss another important technique, deduplication, that can be used to replace transactions for eventually consistent use cases with defined primary keys.

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