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Trade Desk's stock jumps on S&P 500 inclusion as Ansys exits index due to acquisition

cnbc.com Jordan Novet 2025-07-26 14:36:18

Jeff Green, Founder, CEO, and Chairman, The Trade Desk and Andrew Wallenstein, Variety Intelligence Platform, President and Chief Media Analyst speak onstage at "Advertising’s New Normal: Unifying Streaming and Identity in 2023" during the Variety Entertainment Summit at CES at the Aria Resort & Casino on January 06, 2023 in Las Vegas, Nevada. Shares of The Trade Desk jumped 14% in extended trading on Monday, as the digital advertising company is set to join the S&P 500. S&P Global announced t

Topics: 500 company desk index trade

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Embedding user-defined indexes in Apache Parquet

news.ycombinator.com Unknown 2025-07-27 04:29:02

Embedding User-Defined Indexes in Apache Parquet Files Posted on: Mon 14 July 2025 by Qi Zhu, Jigao Luo, and Andrew Lamb It’s a common misconception that Apache Parquet files are limited to basic Min/Max/Null Count statistics and Bloom filters, and that adding more advanced indexes requires changing the specification or creating a new file format. In fact, footer metadata and offset-based addressing already provide everything needed to embed user-defined index structures within Parquet files w

Topics: distinct file files index parquet

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Embedding User-Defined Indexes in Apache Parquet

news.ycombinator.com Unknown 2025-07-27 14:29:02

Embedding User-Defined Indexes in Apache Parquet Files Posted on: Mon 14 July 2025 by Qi Zhu, Jigao Luo, and Andrew Lamb It’s a common misconception that Apache Parquet files are limited to basic Min/Max/Null Count statistics and Bloom filters, and that adding more advanced indexes requires changing the specification or creating a new file format. In fact, footer metadata and offset-based addressing already provide everything needed to embed user-defined index structures within Parquet files w

Topics: distinct file files index parquet

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Jane Street barred from Indian markets as regulator freezes $566M

news.ycombinator.com Amala Balakrishner 2025-08-08 07:03:51

A general view of the SEBI (Securities and Exchange Board of India) building is seen in the business district of Mumbai, India, on July 1, 2025. Nurphoto | Nurphoto | Getty Images The Securities Exchange Board of India (SEBI) has temporarily barred Jane Street Group from accessing India's securities market, after it accused the U.S. firm of widespread market manipulation. According to an interim order posted on the regulator's website on Thursday, Jane Street's "entities are restrained from acc

Topics: index india jane sebi street

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Jane Street barred from Indian markets as regulator freezes $566 million

news.ycombinator.com Amala Balakrishner 2025-08-08 12:03:51

A general view of the SEBI (Securities and Exchange Board of India) building is seen in the business district of Mumbai, India, on July 1, 2025. Nurphoto | Nurphoto | Getty Images The Securities Exchange Board of India (SEBI) has temporarily barred Jane Street Group from accessing India's securities market, after it accused the U.S. firm of widespread market manipulation. According to an interim order posted on the regulator's website on Thursday, Jane Street's "entities are restrained from acc

Topics: index india jane sebi street

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How often is the query plan optimal?

news.ycombinator.com Unknown 2025-08-07 03:19:27

The basic promise of a query optimizer is that it picks the “optimal” query plan. But there’s a catch - the plan selection relies on cost estimates, calculated from selectivity estimates and cost of basic resources (I/O, CPU, …). So the question is, how often do we actually pick the “fastest” plan? And the truth is we actually make mistakes quite often. Consider the following chart, with durations of a simple SELECT query with a range condition. The condition is varied to match different fracti

Topics: cost data index plan scans

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Datadog stock jumps 10% on tech company’s inclusion in S&P 500 index

cnbc.com Jordan Novet 2025-08-13 14:41:19

The Datadog stand is being displayed on day one of the AWS Summit Seoul 2024 at the COEX Convention and Exhibition Center in Seoul, South Korea, on May 16, 2024. Datadog shares were up 10% in extended trading on Wednesday after S&P Global said the monitoring software provider will replace Juniper Networks in the S&P 500 U.S. stock index. S&P Global is making the change effective before the beginning of trading on July 9, according to a statement. Computer server maker Hewlett Packard Enterpri

Topics: 2024 cloud datadog global index

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Garmin Announces Its First-Ever Sleep-Only Tracker, a Lightweight Band Around Your Bicep

cnet.com See Full Bio 2025-09-07 07:00:13

Garmin released today its new Index Sleep Monitor, a smart sleep band that gives users a closer look at their overnight vitals and recovery. In addition to tracking sleep duration and stages, the Index Sleep Monitor provides users with their overall sleep score, HRV status, Pulse Ox reading (a pulse oximeter that measures how much oxygen is in your bloodstream), breathing variation, respiration rate, skin temperature, women's health data, stress levels and Body Battery which is Garmin's branded

Topics: band garmin index monitor sleep

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Garmin’s new sleep-tracking armband lasts a full week between charges

theverge.com Andrew Liszewski 2025-09-07 07:00:00

is a senior reporter who’s been covering and reviewing the latest gadgets and tech since 2006, but has loved all things electronic since he was a kid. Garmin has announced a new sleep-tracking band that can be strapped to your upper arm, which could make it more comfortable to wear overnight. The Index Sleep Monitor tracks sleep stages, heart rate, and even your breathing to create a “comprehensive view of overall fitness and recovery,” with a personalized sleep score delivered every morning so

Topics: garmin index know monitor sleep

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EVs dominate the most American-made cars index and it’s not just because of Tesla

techcrunch.com Kirsten Korosec 2025-09-07 17:57:17

Tesla vehicles took the four top spots of the 2025 American-Made Index (AMI), an annual list calculated by Cars.com that ranks qualifying vehicles built and bought in the United States. Tesla’s dominance in the AMI isn’t new. The U.S. automaker, which assembles its four light-duty passenger vehicles in Texas and California, has landed in the top 10 ever since it started participating in the annual ranking five years ago. This year, the Model 3 was ranked as the most “American-made” vehicle sold

Topics: american com index tesla vehicles

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Latest Tech News

Trade Desk's stock jumps on S&P 500 inclusion as Ansys exits index due to acquisition

Embedding user-defined indexes in Apache Parquet

Embedding User-Defined Indexes in Apache Parquet

Jane Street barred from Indian markets as regulator freezes $566M

Jane Street barred from Indian markets as regulator freezes $566 million

How often is the query plan optimal?

Datadog stock jumps 10% on tech company’s inclusion in S&P 500 index

Garmin Announces Its First-Ever Sleep-Only Tracker, a Lightweight Band Around Your Bicep

Garmin’s new sleep-tracking armband lasts a full week between charges

EVs dominate the most American-made cars index and it’s not just because of Tesla

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