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New
The latest blog posts to take off on Hacker News. 2,338 posts.
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Scaling Django to 8 Billion Page Views
At more than 8 billion page views per month and 45k requests per second, we’ve learned a couple things about delivering comments at scale.
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OpenZFS launch
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RethinkDB 1.9: Indexing and query runtime performance
This release includes massive enhancements that improve performance of many queries by orders of magnitude. See the full list of enhancements , or watch Joe Doliner ( @jdoliner ), an engineer at RethinkDB, talk about the 1.9 release in this two-minute video:
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Postgresql 9.3 Released
The PostgreSQL Global Development Group announces the release of PostgreSQL 9.3, the latest version of the world's leading open source …
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Why Cassandra Doesn't Need Vector Clocks
Deepening watsonx capabilities to address enterprise gen AI data needs with DataStax.
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Logstash joins Elasticsearch
Logstash is an open source data collection engine with real-time pipelining capabilities. Logstash can dynamically unify data from disparate sources and...
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SQLite 3.8.0 Release with next-generation query planner
Beginning with this release, SQLite will not compile on Windows version prior to Windows Vista (circa 2007), due to a switch to using Slim Reader/Writer Locks (SRWLs) which are faster but which are not available on WindowsXP and earlier.
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RethinkDB 1.8: date support, querying nested objects, 8x disk usage improvements
Michael Lucy ( @mlucy ), an engineer at RethinkDB, introduces these new features in this two-minute video:
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A Look Inside Our 210TB 2012 Web Corpus
Want to know more detail about what data is in the 2012 Common Crawl corpus without running a job? Now you can thanks to Sebastian Spiegler!
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Android Fragmentation Visualized
Our reports examine national and regional trends in mobile and broadband network experience, and develop in-depth insights into trends impacting consumer network experience.
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SQL Server 2014 Standard Edition Sucks
The best new features in SQL Server 2014 probably won't come with the cheap prices or licensing. Learn why the release date will probably be an expensive one.
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RethinkDB 1.7: hot backup, atomic set/get, 10x insert performance improvement
Etienne Laurin ( @atnnn ), an engineer at RethinkDB, introduces these new features in this one-minute video:
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Algorithms Every Data Scientist Should Know: Reservoir Sampling
Cloudera Blog is your source for expert guidance on the latest data and AI trends, technology innovation, best practices, success stories, and more.
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MySQL man pages silently relicensed away from GPL
It has recently been brought to our attention that the MySQL man pages have been relicensed. The change was made rather silently going from MySQL 5.5.30 to MySQL 5.5.31. This affects all pages in the man/ directory of the source code. You can tell the changes have come during this short timeframe (5.5.30->5.5.31). The…
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RethinkDB 1.6 is out: regex matching, new array operations, random sampling
This release includes regex string matching, fourteen new array operations, support for random sampling, error handling improvements, support for authentication keys, and over 65 bug fixes, features, and enhancements.
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Run SQL on JSON files without any data loads
Citus gives you all the greatness of Postgres plus the superpowers of distributed tables. By distributing your data and queries, your application gets high performance—at any scale. The Citus database is available as open source and as a managed service on Azure.
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SQLite improves performance with memory-mapped I/O
A complete list of SQLite releases in a single page and a chronology are both also available. A detailed history of every check-in is available at SQLite version control site .
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RethinkDB 1.5 released: secondary indexes, soft durability, perf improvements
We are pleased to announce RethinkDB 1.5 ( The Graduate), so go download it now !