Repository: incubator-impala Updated Branches: refs/heads/asf-site 90a4ea0de -> 90ffefd11
IMPALA-4068: Focus pages on Apache Impala, not Cloudera Impala. While I'm in here, remove outdated roadmap. Change-Id: I0492bff6306089f0745bbff46f070cf3ad2d9c82 Reviewed-on: http://gerrit.cloudera.org:8080/4318 Reviewed-by: Henry Robinson <he...@cloudera.com> Tested-by: Jim Apple <jbap...@cloudera.com> Project: http://git-wip-us.apache.org/repos/asf/incubator-impala/repo Commit: http://git-wip-us.apache.org/repos/asf/incubator-impala/commit/90ffefd1 Tree: http://git-wip-us.apache.org/repos/asf/incubator-impala/tree/90ffefd1 Diff: http://git-wip-us.apache.org/repos/asf/incubator-impala/diff/90ffefd1 Branch: refs/heads/asf-site Commit: 90ffefd1140e3fcfbbdc26496a7e177eb752ae1c Parents: 90a4ea0 Author: Jim Apple <jbap...@cloudera.com> Authored: Tue Sep 6 09:47:59 2016 -0700 Committer: Jim Apple <jbap...@cloudera.com> Committed: Tue Sep 20 22:39:53 2016 +0000 ---------------------------------------------------------------------- bylaws.html | 17 +---- community.html | 7 +- impala-books.html | 187 ----------------------------------------------- impala-docs.html | 193 +++++++++++++++++++++++++++++++++++++++++++++++++ index.html | 15 ++-- overview.html | 37 ++-------- 6 files changed, 210 insertions(+), 246 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/90ffefd1/bylaws.html ---------------------------------------------------------------------- diff --git a/bylaws.html b/bylaws.html index 28651ea..2a42ef2 100644 --- a/bylaws.html +++ b/bylaws.html @@ -124,19 +124,10 @@ body { <li><a href="http://blog.impala.io";>Developer blog</a></li> </ul> </li> - - <li><a href= - "http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH5/latest/Impala/impala.html";> - Docs</a></li> - - <li><a href= - "https://github.com/cloudera/Impala/wiki/Contributing-to-Impala";>Contribute</a></li> - - <li><a href="https://github.com/cloudera/impala";>GitHub</a></li> - - <li class="active"><a href="community.html">Community</a></li> - - <li><a href="impala-books.html">Books</a></li> + <li><a href="https://cwiki.apache.org/confluence/display/IMPALA/Contributing+to+Impala";>Contribute</a></li> + <li><a href="https://github.com/apache/incubator-impala";>GitHub</a></li> + <li><a href="community.html">Community</a></li> + <li><a href="impala-docs.html">Documentation</a></li> </ul> </div> </div> http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/90ffefd1/community.html ---------------------------------------------------------------------- diff --git a/community.html b/community.html index 9af93cf..2b770f0 100644 --- a/community.html +++ b/community.html @@ -115,11 +115,10 @@ <li><a href="http://blog.impala.io";>Developer blog</a></li> </ul> </li> - <li><a href="http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH5/latest/Impala/impala.html";>Docs</a></li> - <li><a href="https://github.com/cloudera/Impala/wiki/Contributing-to-Impala";>Contribute</a></li> - <li><a href="https://github.com/cloudera/impala";>GitHub</a></li> + <li><a href="https://cwiki.apache.org/confluence/display/IMPALA/Contributing+to+Impala";>Contribute</a></li> + <li><a href="https://github.com/apache/incubator-impala";>GitHub</a></li> <li class="active"><a href="community.html">Community</a></li> - <li><a href="impala-books.html">Books</a></li> + <li><a href="impala-docs.html">Documentation</a></li> </ul> </div> </div> http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/90ffefd1/impala-books.html ---------------------------------------------------------------------- diff --git a/impala-books.html b/impala-books.html deleted file mode 100644 index 476da1c..0000000 --- a/impala-books.html +++ /dev/null @@ -1,187 +0,0 @@ -<!DOCTYPE html> -<html lang="en"> - <head> - <meta charset="utf-8"> - <title>Impala</title> - <meta name="viewport" content="width=device-width, initial-scale=1.0"> - <meta name="description" content=""> - <meta name="author" content=""> - - <!-- Le styles --> - <link href="css/bootstrap.css" rel="stylesheet"> - <style type="text/css"> - body { - padding-top: 20px; - padding-bottom: 40px; - } - - /* Custom container */ - .container-narrow { - margin: 0 auto; - max-width: 700px; - } - .container-narrow > hr { - margin: 30px 0; - } - - /* Main marketing message and sign up button */ - .jumbotron { - margin: 60px 0; - text-align: center; - } - .jumbotron h1 { - font-size: 72px; - line-height: 1; - } - .jumbotron .btn { - font-size: 21px; - padding: 14px 24px; - } - - /* Supporting marketing content */ - .marketing { - margin: 60px 0; - } - .marketing p + h4 { - margin-top: 28px; - } - /* Customize the navbar links to be fill the entire space of the .navbar */ - .navbar .navbar-inner { - padding: 0; - } - .navbar .nav { - margin: 0; - display: table; - width: 100%; - } - .navbar .nav li { - display: table-cell; - width: 1%; - float: none; - } - .navbar .nav li a { - font-weight: bold; - text-align: center; - border-left: 1px solid rgba(255,255,255,.75); - border-right: 1px solid rgba(0,0,0,.1); - } - .navbar .nav li:first-child a { - border-left: 0; - border-radius: 3px 0 0 3px; - } - .navbar .nav li:last-child a { - border-right: 0; - border-radius: 0 3px 3px 0; - } - </style> - <link href="css/bootstrap-responsive.css" rel="stylesheet"> - - <!-- HTML5 shim, for IE6-8 support of HTML5 elements --> - <!--[if lt IE 9]> - <script src="js/html5shiv.js"></script> - <![endif]--> - <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js";></script> - <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js";></script> - <script> - (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ - (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), - m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m) - })(window,document,'script','//www.google-analytics.com/analytics.js','ga'); - - ga('create', 'UA-67190974-2', 'auto'); - ga('send', 'pageview'); - - </script> - </head> - - <body> - - <div class="container"> - - <div class="masthead"> - <h3 class="muted">Apache Impala (incubating)</h3> - <div class="navbar"> - <div class="navbar-inner"> - <div class="container"> - <ul class="nav"> - <li><a href="index.html">Home</a></li> - <li><a href="overview.html">Overview</a></li> - <li class="dropdown"> - <a href='#' class="dropdown-toggle" data-toggle="dropdown" role="button"> - Blogs - </a> - <ul class="dropdown-menu"> - <li><a href="http://blog.impala.io";>Developer blog</a></li> - </ul> - </li> - <li><a href="http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH5/latest/Impala/impala.html";>Docs</a></li> - <li><a href="https://github.com/cloudera/Impala/wiki/Contributing-to-Impala";>Contribute</a></li> - <li><a href="https://github.com/cloudera/impala";>GitHub</a></li> - <li><a href="community.html">Community</a></li> - <li class="active"><a href="impala-books.html">Books</a></li> - </ul> - </div> - </div> - - <div class="row"> - <div class="span12"><h2>Books About Impala</h2> - <p>Below are the first books on the market about Impala, with more to come!</p> - </div> - </div> - <div class="row"> - <div class="span12"> - </div> - </div> - - <div class="row"> - <div class="span4"> - <p class="text-center"><a href="http://shop.oreilly.com/product/0636920033936.do";><img src="img/getting-started-impala.jpg" alt="Getting Started with Impala" border="0"></a><p> - <h4 align="center"><a href="http://shop.oreilly.com/product/0636920033936.do";><em>Getting Started with Impala</em></a></h4> - <p class="text-center">by John Russell (O'Reilly Media, 2015)<br> - Now in Early Release! Learn how to write, tune, and port SQL queries using Impala. </p> - </div> - - - - <div class="span4"> - <p class="text-center"><a href="http://www.cloudera.com/content/cloudera/en/resources/library/aboutcloudera/cloudera-impala-ebook.html";><img src="img/oreilly-book.gif" alt="Cloudera Impala" border="0"></a><p> - <h4 align="center"><a href="http://www.cloudera.com/content/cloudera/en/resources/library/aboutcloudera/cloudera-impala-ebook.html";><em>Cloudera Impala</em></a></h4> - <p class="text-center">by John Russell (O'Reilly Media, 2013)<br> - Compact primer for people from the RDBMS world. Also <a href="http://www.oreilly.co.jp/books/9784873116723/";>in Japanese</a>.</p> - </div> - - - - - - <div class="span4"> - <p class="text-center"><a href="http://www.packtpub.com/using-cloudera-impala/book";><img src="img/packt-book.png" alt="Learning Cloudera Impala" border="0"></a></p> - <h4 align="center"><a href="http://www.packtpub.com/using-cloudera-impala/book";><em>Learning Cloudera Impala</em></a></h4> - <p class="text-center">by Avkash Chauhan (Packt, 2014)<br> - Good for Hadoop and Impala beginners!</p> - </div> - - - </div> - - <div class="row"> - <div class="span12"> - </div> - </div> - - - - - - - <hr> - - <div class="footer"> - <hr/> - <p class="pull-right"><img src="img/incubator.png"></p> - <p>Apache Impala is an effort undergoing incubation at the Apache Software Foundation (ASF), sponsored by the Apache Incubator PMC. Incubation is required of all newly accepted projects until a further review indicates that the infrastructure, communications, and decision making process have stabilized in a manner consistent with other successful ASF projects. While incubation status is not necessarily a reflection of the completeness or stability of the code, it does indicate that the project has yet to be fully endorsed by the ASF.</p> - - </div><!-- /container --> - - </body> -</html> http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/90ffefd1/impala-docs.html ---------------------------------------------------------------------- diff --git a/impala-docs.html b/impala-docs.html new file mode 100644 index 0000000..ec021c6 --- /dev/null +++ b/impala-docs.html @@ -0,0 +1,193 @@ +<!DOCTYPE html> +<html lang="en"> + <head> + <meta charset="utf-8"> + <title>Impala</title> + <meta name="viewport" content="width=device-width, initial-scale=1.0"> + <meta name="description" content=""> + <meta name="author" content=""> + + <!-- Le styles --> + <link href="css/bootstrap.css" rel="stylesheet"> + <style type="text/css"> + body { + padding-top: 20px; + padding-bottom: 40px; + } + + /* Custom container */ + .container-narrow { + margin: 0 auto; + max-width: 700px; + } + .container-narrow > hr { + margin: 30px 0; + } + + /* Main marketing message and sign up button */ + .jumbotron { + margin: 60px 0; + text-align: center; + } + .jumbotron h1 { + font-size: 72px; + line-height: 1; + } + .jumbotron .btn { + font-size: 21px; + padding: 14px 24px; + } + + /* Supporting marketing content */ + .marketing { + margin: 60px 0; + } + .marketing p + h4 { + margin-top: 28px; + } + /* Customize the navbar links to be fill the entire space of the .navbar */ + .navbar .navbar-inner { + padding: 0; + } + .navbar .nav { + margin: 0; + display: table; + width: 100%; + } + .navbar .nav li { + display: table-cell; + width: 1%; + float: none; + } + .navbar .nav li a { + font-weight: bold; + text-align: center; + border-left: 1px solid rgba(255,255,255,.75); + border-right: 1px solid rgba(0,0,0,.1); + } + .navbar .nav li:first-child a { + border-left: 0; + border-radius: 3px 0 0 3px; + } + .navbar .nav li:last-child a { + border-right: 0; + border-radius: 0 3px 3px 0; + } + </style> + <link href="css/bootstrap-responsive.css" rel="stylesheet"> + + <!-- HTML5 shim, for IE6-8 support of HTML5 elements --> + <!--[if lt IE 9]> + <script src="js/html5shiv.js"></script> + <![endif]--> + <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js";></script> + <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js";></script> + <script> + (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ + (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), + m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m) + })(window,document,'script','//www.google-analytics.com/analytics.js','ga'); + + ga('create', 'UA-67190974-2', 'auto'); + ga('send', 'pageview'); + + </script> + </head> + + <body> + + <div class="container"> + + <div class="masthead"> + <h3 class="muted">Apache Impala (incubating)</h3> + <div class="navbar"> + <div class="navbar-inner"> + <div class="container"> + <ul class="nav"> + <li><a href="index.html">Home</a></li> + <li><a href="overview.html">Overview</a></li> + <li class="dropdown"> + <a href='#' class="dropdown-toggle" data-toggle="dropdown" role="button"> + Blogs + </a> + <ul class="dropdown-menu"> + <li><a href="http://blog.impala.io";>Developer blog</a></li> + </ul> + </li> + <li><a href="https://cwiki.apache.org/confluence/display/IMPALA/Contributing+to+Impala";>Contribute</a></li> + <li><a href="https://github.com/apache/incubator-impala";>GitHub</a></li> + <li><a href="community.html">Community</a></li> + <li class="active"><a href="impala-docs.html">Documentation</a></li> + </ul> + </div> + </div> + + <div class="row"> + <div class="span12"><h2>Documentation</h2> + <p><a href="http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH5/latest/Impala/impala.html"; + >Documentation for Impala in CDH, Cloudera's Hadoop distribution</a></p> + </div> + </div> + + <div class="row"> + <div class="span12"><h3>Books About Impala</h3> + <p>Below are the first books on the market about Impala, with more to come!</p> + </div> + </div> + <div class="row"> + <div class="span12"> + </div> + </div> + + <div class="row"> + <div class="span4"> + <p class="text-center"><a href="http://shop.oreilly.com/product/0636920033936.do";><img src="img/getting-started-impala.jpg" alt="Getting Started with Impala" border="0"></a><p> + <h4 align="center"><a href="http://shop.oreilly.com/product/0636920033936.do";><em>Getting Started with Impala</em></a></h4> + <p class="text-center">by John Russell (O'Reilly Media, 2015)<br> + Now in Early Release! Learn how to write, tune, and port SQL queries using Impala. </p> + </div> + + + + <div class="span4"> + <p class="text-center"><a href="http://www.cloudera.com/content/cloudera/en/resources/library/aboutcloudera/cloudera-impala-ebook.html";><img src="img/oreilly-book.gif" alt="Cloudera Impala" border="0"></a><p> + <h4 align="center"><a href="http://www.cloudera.com/content/cloudera/en/resources/library/aboutcloudera/cloudera-impala-ebook.html";><em>Cloudera Impala</em></a></h4> + <p class="text-center">by John Russell (O'Reilly Media, 2013)<br> + Compact primer for people from the RDBMS world. Also <a href="http://www.oreilly.co.jp/books/9784873116723/";>in Japanese</a>.</p> + </div> + + + + + + <div class="span4"> + <p class="text-center"><a href="http://www.packtpub.com/using-cloudera-impala/book";><img src="img/packt-book.png" alt="Learning Cloudera Impala" border="0"></a></p> + <h4 align="center"><a href="http://www.packtpub.com/using-cloudera-impala/book";><em>Learning Cloudera Impala</em></a></h4> + <p class="text-center">by Avkash Chauhan (Packt, 2014)<br> + Good for Hadoop and Impala beginners!</p> + </div> + + + </div> + + <div class="row"> + <div class="span12"> + </div> + </div> + + + + + + + <hr> + + <div class="footer"> + <hr/> + <p class="pull-right"><img src="img/incubator.png"></p> + <p>Apache Impala is an effort undergoing incubation at the Apache Software Foundation (ASF), sponsored by the Apache Incubator PMC. Incubation is required of all newly accepted projects until a further review indicates that the infrastructure, communications, and decision making process have stabilized in a manner consistent with other successful ASF projects. While incubation status is not necessarily a reflection of the completeness or stability of the code, it does indicate that the project has yet to be fully endorsed by the ASF.</p> + + </div><!-- /container --> + + </body> +</html> http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/90ffefd1/index.html ---------------------------------------------------------------------- diff --git a/index.html b/index.html index 8a67d81..e5fd1c9 100644 --- a/index.html +++ b/index.html @@ -3,7 +3,7 @@ <head> <meta charset="utf-8"> <title>Impala</title> - <meta name="keywords" content="hadoop, cloudera, impala, sql, mpp, bi, big data, open source" /> + <meta name="keywords" content="hadoop, impala, sql, mpp, bi, big data, open source" /> <meta name="description" content="Apache Impala (incubating)gg is a modern, open source, distributed SQL query engine for Apache Hadoop." /> <meta name="viewport" content="width=device-width, initial-scale=1.0"> @@ -112,16 +112,12 @@ </a> <ul class="dropdown-menu"> <li><a href="http://blog.impala.io";>Developer blog</a></li> - <li role="separator" class="divider"></li> - <li><a href="http://blog.cloudera.com/blog/category/impala/";>cloudera.com</a></li> </ul> </li> - <li><a href="http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH5/latest/Impala/impala.html";>Docs</a></li> - <li><a href="http://www.cloudera.com/content/support/en/downloads.html";>Downloads</a></li> - <li><a href="https://github.com/cloudera/Impala/wiki/Contributing-to-Impala";>Contribute</a></li> - <li><a href="https://github.com/cloudera/impala";>GitHub</a></li> + <li><a href="https://cwiki.apache.org/confluence/display/IMPALA/Contributing+to+Impala";>Contribute</a></li> + <li><a href="https://github.com/apache/incubator-impala";>GitHub</a></li> <li><a href="community.html">Community</a></li> - <li><a href="impala-books.html">Books</a></li> + <li><a href="impala-docs.html">Documentation</a></li> </ul> </div> </div> @@ -130,7 +126,6 @@ <p class="lead"> Apache Impala (incubating) is the open source, native analytic database<br> for Apache Hadoop. Impala is shipped by Cloudera, MapR, Oracle, and Amazon. </p> <p class="lead">Follow us on Twitter at <a href="https://twitter.com/ApacheImpala";>@ApacheImpala</a>!</p> - <a href="http://www.cloudera.com/content/support/en/downloads.html"; class="btn btn-primary btn-large">Install</a> <a href="http://www.cloudera.com/content/support/en/downloads/download-components/download-products.html?productID=F6mO278Rvo"; class="btn btn-primary btn-large">Try as VM</a> <a href="https://registry.hub.docker.com/u/cloudera/impala-dev/"; class="btn btn-primary btn-large">Try as Docker Image</a> <a href="http://www.cloudera.com/content/cloudera/en/products-and-services/cloudera-live.html"; class="btn btn-primary btn-large">Try in Cloud</a> </div> @@ -154,7 +149,7 @@ <h4>Count on Enterprise-class Security</h4> <p>Impala is integrated with native Hadoop security and Kerberos for authentication, and via the Sentry module, you can ensure that the right users and applications are authorized for the right data.</p> <h4>Retain Freedom from Lock-in</h4> - <p>Impala is open source (Apache License), so you can self-support in perpetuity if you wish. However, technical support for those who want it is available via a Cloudera Enterprise subscription.</p> + <p>Impala is open source (Apache License).</p> <h4>Expand the Hadoop User-verse</h4> <p>With Impala, more users, whether using SQL queries or BI applications, can interact with more data through a single repository and metadata store from source through analysis.</p> http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/90ffefd1/overview.html ---------------------------------------------------------------------- diff --git a/overview.html b/overview.html index 0aab380..5c0facc 100644 --- a/overview.html +++ b/overview.html @@ -114,11 +114,10 @@ <li><a href="http://blog.impala.io";>Developer blog</a></li> </ul> </li> - <li><a href="http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH5/latest/Impala/impala.html";>Docs</a></li> - <li><a href="https://github.com/cloudera/Impala/wiki/Contributing-to-Impala";>Contribute</a></li> - <li><a href="https://github.com/cloudera/impala";>GitHub</a></li> + <li><a href="https://cwiki.apache.org/confluence/display/IMPALA/Contributing+to+Impala";>Contribute</a></li> + <li><a href="https://github.com/apache/incubator-impala";>GitHub</a></li> <li><a href="community.html">Community</a></li> - <li><a href="impala-books.html">Books</a></li> + <li><a href="impala-docs.html">Documentation</a></li> </ul> </div> </div> @@ -132,7 +131,7 @@ <h3>Architecture</h3> - <p>To avoid latency, Impala circumvents MapReduce to directly access the data through a specialized distributed query engine that is very similar to those found in commercial parallel RDBMSs. The result is order-of-magnitude faster performance than Hive, depending on the type of query and configuration. (See <a href="http://www.cloudera.com/content/cloudera-content/cloudera-docs/Impala/latest/Cloudera-Impala-Frequently-Asked-Questions/Cloudera-Impala-Frequently-Asked-Questions.html";>FAQ</a> for more details.)</p> + <p>To avoid latency, Impala circumvents MapReduce to directly access the data through a specialized distributed query engine that is very similar to those found in commercial parallel RDBMSs. The result is order-of-magnitude faster performance than Hive, depending on the type of query and configuration.</p> <p align="center"><img src="img/impala.png"></p> <p>There are many advantages to this approach over alternative approaches for querying Hadoop data, including:: @@ -148,33 +147,7 @@ <li>Only a single machine pool is needed to scale. </li> </ul> -We encourage you to read the <a href="http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH5/latest/Impala/impala.html";>documentation</a> for further exploration, and <a href="http://www.cidrdb.org/cidr2015/Papers/CIDR15_Paper28.pdf";>this paper</a> for details about Impala's architecture. Also, see the <a href="http://www.slideshare.net/cloudera/the-impala-cookbook-42530186";>Impala Cookbook</a>, which is continually updated to reflect current user best practices. -<h3>Roadmap (Subject to Change)</h3> -<h5>Planned for 2015</h5> -<ul> - <li>EMC Isilon support - to execute distributed queries against data in Isilon </li> - <li>Nested types - enabling queries on complex data structures like maps, structs, and arrays</li> - <li>Even greater scalability and reliability - to run at greater node and user scalability with less manual tuning</li> - <li>Even better predictability under concurrency - to handle greater concurrency in resource-limited situations</li> - <li>New Python data analysis framework - to maximize user productivity and executing natively on Impala’s high-performance scale-out architecture (more news soon!)</li> -</ul> -<h5>Planned for late 2015 or early 2016</h5> -<ul> - <li>Fine-grained authorization across CDH - expansion and full integration of Apache Sentry authorization across all CDH frameworks</li> - <li>Dynamic partition pruning - to perform data elimination of queries where the partition filters are in dimension tables instead of the fact tables</li> - <li>Greater node scalability for metadata propagation - finer-grain updates of metadata to enable more frequent metadata updates and greater node scalability</li> - <li>Improved YARN integration via Llama - for improved predictability of resource requests with dynamic resource scheduling via YARN</li> -</ul> -<h5>Planned for 2016</h5> -<ul> - <li>Support for updates - to directly update and insert data into Hadoop</li> - <li>>20x performance gains â via multi-core joins/aggregations, even more runtime code generation, collaboration with Intel for greater hardware efficiency gains, and more</li> - <li>Â In-memory columnar format - for more efficient, more scalable, vectorized operations on nested data types as well as to enable high-performance custom logic (UDFs/UDAs) without serialization/deserialization bottlenecks</li> - <li>Automated and incremental metadata refresh</li> - <li>Automated and incremental stats collection</li> - <li>Temporary tables - enabling temporary scratch locations to store interim results</li> - <li>Additional language extensions and data types - addition of new SQL and vendor-specific language extensions and data types based on customer feedback</li> -</ul> +We encourage you to read <a href="http://www.cidrdb.org/cidr2015/Papers/CIDR15_Paper28.pdf";>this paper</a> for details about Impala's architecture. <p> </p> </div> </div>
