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.infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox vevent"><caption class="infobox-title summary">Apache Arrow</caption><tbody><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Programmer" title="Programmer">Developer(s)</a></th><td class="infobox-data"><a href="/wiki/Apache_Software_Foundation" class="mw-redirect" title="Apache Software Foundation">Apache Software Foundation</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Initial release</th><td class="infobox-data">October 10, 2016<span class="noprint">; 8 years ago</span><span style="display:none"> (<span class="bday dtstart published updated">2016-10-10</span>)</span></td></tr><tr style="display: none;"><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Software_release_life_cycle" title="Software release life cycle">Stable release</a></th><td class="infobox-data"><div style="margin:0px;">13.0.0<sup id="cite_ref-wikidata-9a3f9c0d2084336fe095a8081a5050faf90920b4-v18_1-0" class="reference"><a href="#cite_note-wikidata-9a3f9c0d2084336fe095a8081a5050faf90920b4-v18-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <span class="mw-valign-text-top" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q28915121?uselang=en#P348" title="Edit this on Wikidata"><img alt="Edit this on Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span> / 23 August 2023<span class="noprint">; 15 months ago</span><span style="display:none"> (<span class="bday dtstart published updated">23 August 2023</span>)</span></div></td></tr><tr style="display:none"><td colspan="2"> </td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Repository_(version_control)" title="Repository (version control)">Repository</a></th><td class="infobox-data"><a rel="nofollow" class="external free" href="https://github.com/apache/arrow">https://github.com/apache/arrow</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Written in</th><td class="infobox-data"><a href="/wiki/C_(programming_language)" title="C (programming language)">C</a>, <a href="/wiki/C%2B%2B" title="C++">C++</a>, <a href="/wiki/C_Sharp_(programming_language)" title="C Sharp (programming language)">C#</a>, <a href="/wiki/Go_(programming_language)" title="Go (programming language)">Go</a>, <a href="/wiki/Java_(programming_language)" title="Java (programming language)">Java</a>, <a href="/wiki/JavaScript" title="JavaScript">JavaScript</a>, <a href="/wiki/MATLAB" title="MATLAB">MATLAB</a>, <a href="/wiki/Python_(programming_language)" title="Python (programming language)">Python</a>, <a href="/wiki/R_(programming_language)" title="R (programming language)">R</a>, <a href="/wiki/Ruby_(programming_language)" title="Ruby (programming language)">Ruby</a>, <a href="/wiki/Rust_(programming_language)" title="Rust (programming language)">Rust</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Software_categories#Categorization_approaches" title="Software categories">Type</a></th><td class="infobox-data">Data format, algorithms</td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Software_license" title="Software license">License</a></th><td class="infobox-data"><a href="/wiki/Apache_License" title="Apache License">Apache License</a> 2.0</td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Website</th><td class="infobox-data"><span class="url"><a rel="nofollow" class="external text" href="https://arrow.apache.org">arrow<wbr />.apache<wbr />.org</a></span></td></tr></tbody></table> <p><b>Apache Arrow</b> is a <a href="/wiki/Language-agnostic" title="Language-agnostic">language-agnostic</a> <a href="/wiki/Software_framework" title="Software framework">software framework</a> for developing data analytics applications that process <a href="/wiki/Column-oriented_DBMS" class="mw-redirect" title="Column-oriented DBMS">columnar data</a>. It contains a standardized column-oriented memory format that is able to represent flat and hierarchical data for efficient analytic operations on modern <a href="/wiki/CPU" class="mw-redirect" title="CPU">CPU</a> and <a href="/wiki/Graphics_processing_unit" title="Graphics processing unit">GPU</a> hardware.<sup id="cite_ref-xenonstack_2-0" class="reference"><a href="#cite_note-xenonstack-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-seekingalpha_3-0" class="reference"><a href="#cite_note-seekingalpha-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-zdnet_4-0" class="reference"><a href="#cite_note-zdnet-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-infoworld_6-0" class="reference"><a href="#cite_note-infoworld-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> This reduces or eliminates factors that limit the feasibility of working with large sets of data, such as the cost, volatility, or physical constraints of <a href="/wiki/Dynamic_random-access_memory" title="Dynamic random-access memory">dynamic random-access memory</a>.<sup id="cite_ref-biorxiv_7-0" class="reference"><a href="#cite_note-biorxiv-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Interoperability">Interoperability</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Apache_Arrow&action=edit&section=1" title="Edit section: Interoperability"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Arrow can be used with <a href="/wiki/Apache_Parquet" title="Apache Parquet">Apache Parquet</a>, <a href="/wiki/Apache_Spark" title="Apache Spark">Apache Spark</a>, <a href="/wiki/NumPy" title="NumPy">NumPy</a>, <a href="/wiki/PySpark" class="mw-redirect" title="PySpark">PySpark</a>, <a href="/wiki/Pandas_(software)" title="Pandas (software)">pandas</a> and other data processing libraries. The project includes native <a href="/wiki/Library_(computing)" title="Library (computing)">software libraries</a> written in C, C++, C#, Go, Java, JavaScript, Julia, MATLAB, Python, R, Ruby, and Rust. Arrow allows for zero-copy reads and fast data access and interchange without serialization overhead between these languages and systems.<sup id="cite_ref-xenonstack_2-1" class="reference"><a href="#cite_note-xenonstack-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Applications">Applications</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Apache_Arrow&action=edit&section=2" title="Edit section: Applications"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Arrow has been used in diverse domains, including analytics,<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> genomics,<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-biorxiv_7-1" class="reference"><a href="#cite_note-biorxiv-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> and cloud computing.<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Comparison_to_Apache_Parquet_and_ORC">Comparison to Apache Parquet and ORC</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Apache_Arrow&action=edit&section=3" title="Edit section: Comparison to Apache Parquet and ORC"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Apache_Parquet" title="Apache Parquet">Apache Parquet</a> and <a href="/wiki/Apache_ORC" title="Apache ORC">Apache ORC</a> are popular examples of on-disk columnar data formats. Arrow is designed as a complement to these formats for processing data in-memory.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> The hardware resource engineering trade-offs for in-memory processing vary from those associated with on-disk storage.<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> The Arrow and Parquet projects include libraries that allow for reading and writing data between the two formats.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Governance">Governance</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Apache_Arrow&action=edit&section=4" title="Edit section: Governance"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Apache Arrow was announced by <a href="/wiki/The_Apache_Software_Foundation" title="The Apache Software Foundation">The Apache Software Foundation</a> on February 17, 2016,<sup id="cite_ref-:0_14-0" class="reference"><a href="#cite_note-:0-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> with development led by a coalition of developers from other open source data analytics projects.<sup id="cite_ref-reg17Feb2016_15-0" class="reference"><a href="#cite_note-reg17Feb2016-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-infoworld_6-1" class="reference"><a href="#cite_note-infoworld-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> The initial codebase and Java library was seeded by code from <a href="/wiki/Apache_Drill" title="Apache Drill">Apache Drill</a>.<sup id="cite_ref-:0_14-1" class="reference"><a href="#cite_note-:0-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Apache_Arrow&action=edit&section=5" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-wikidata-9a3f9c0d2084336fe095a8081a5050faf90920b4-v18-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-wikidata-9a3f9c0d2084336fe095a8081a5050faf90920b4-v18_1-0">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://arrow.apache.org/release/13.0.0.html">"Apache Arrow 13.0.0 (23 August 2023)"</a>. 23 August 2023<span class="reference-accessdate">. Retrieved <span class="nowrap">21 September</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Apache+Arrow+13.0.0+%2823+August+2023%29&rft.date=2023-08-23&rft_id=https%3A%2F%2Farrow.apache.org%2Frelease%2F13.0.0.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+Arrow" class="Z3988"></span></span> </li> <li id="cite_note-xenonstack-2"><span class="mw-cite-backlink">^ <a href="#cite_ref-xenonstack_2-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-xenonstack_2-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.xenonstack.com/insights/what-is-apache-arrow/">"Apache Arrow and Distributed Compute with Kubernetes"</a>. 13 Dec 2018.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Apache+Arrow+and+Distributed+Compute+with+Kubernetes&rft.date=2018-12-13&rft_id=https%3A%2F%2Fwww.xenonstack.com%2Finsights%2Fwhat-is-apache-arrow%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+Arrow" class="Z3988"></span></span> </li> <li id="cite_note-seekingalpha-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-seekingalpha_3-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBaer2016" class="citation web cs1">Baer, Tony (17 February 2016). <a rel="nofollow" class="external text" href="https://seekingalpha.com/article/3904056-apache-arrow-lining-up-ducks-in-row-column">"Apache Arrow: Lining Up The Ducks In A Row... Or Column"</a>. <i><a href="/wiki/Seeking_Alpha" title="Seeking Alpha">Seeking Alpha</a></i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Seeking+Alpha&rft.atitle=Apache+Arrow%3A+Lining+Up+The+Ducks+In+A+Row...+Or+Column&rft.date=2016-02-17&rft.aulast=Baer&rft.aufirst=Tony&rft_id=https%3A%2F%2Fseekingalpha.com%2Farticle%2F3904056-apache-arrow-lining-up-ducks-in-row-column&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+Arrow" class="Z3988"></span></span> </li> <li id="cite_note-zdnet-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-zdnet_4-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBaer2019" class="citation web cs1">Baer, Tony (25 February 2019). <a rel="nofollow" class="external text" href="https://www.zdnet.com/article/apache-arrow-the-little-data-accelerator-that-could/">"Apache Arrow: The little data accelerator that could"</a>. <i><a href="/wiki/ZDNet" class="mw-redirect" title="ZDNet">ZDNet</a></i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=ZDNet&rft.atitle=Apache+Arrow%3A+The+little+data+accelerator+that+could&rft.date=2019-02-25&rft.aulast=Baer&rft.aufirst=Tony&rft_id=https%3A%2F%2Fwww.zdnet.com%2Farticle%2Fapache-arrow-the-little-data-accelerator-that-could%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+Arrow" class="Z3988"></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHall2016" class="citation web cs1">Hall, Susan (23 February 2016). <a rel="nofollow" class="external text" href="https://thenewstack.io/apache-arrow-designed-accelerate-hadoop-spark-columnar-layouts-data/">"Apache Arrow's Columnar 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title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Apache+Arrow+vs.+Parquet+and+ORC%3A+Do+we+really+need+a+third+Apache+project+for+columnar+data+representation%3F&rft.date=2017-10-31&rft_id=http%3A%2F%2Fdbmsmusings.blogspot.com%2F2017%2F10%2Fapache-arrow-vs-parquet-and-orc-do-we.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+Arrow" class="Z3988"></span></span> </li> <li id="cite_note-13"><span class="mw-cite-backlink"><b><a href="#cite_ref-13">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://arrow.apache.org/docs/python/parquet.html">"PyArrow:Reading and Writing the Apache Parquet Format"</a>.</cite><span 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href="https://web.archive.org/web/20160313195334/https://blogs.apache.org/foundation/entry/the_apache_software_foundation_announces87">Archived</a> from the original on 2016-03-13.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=The+Apache+Software+Foundation+Blog&rft.atitle=The+Apache%C2%AE+Software+Foundation+Announces+Apache+Arrow%E2%84%A2+as+a+Top-Level+Project&rft.date=2016-02-17&rft_id=https%3A%2F%2Fblogs.apache.org%2Ffoundation%2Fentry%2Fthe_apache_software_foundation_announces87&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+Arrow" class="Z3988"></span></span> </li> <li id="cite_note-reg17Feb2016-15"><span class="mw-cite-backlink"><b><a href="#cite_ref-reg17Feb2016_15-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMartin2016" class="citation web cs1">Martin, Alexander J. (17 February 2016). <a rel="nofollow" class="external text" href="https://www.theregister.co.uk/2016/02/17/apache_arrow_toplevel_project/">"Apache Foundation rushes out Apache Arrow as top-level project"</a>. <i><a href="/wiki/The_Register" title="The Register">The Register</a></i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=The+Register&rft.atitle=Apache+Foundation+rushes+out+Apache+Arrow+as+top-level+project&rft.date=2016-02-17&rft.aulast=Martin&rft.aufirst=Alexander+J.&rft_id=https%3A%2F%2Fwww.theregister.co.uk%2F2016%2F02%2F17%2Fapache_arrow_toplevel_project%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+Arrow" class="Z3988"></span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><b><a href="#cite_ref-16">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20160727221445/http://www.cio.com/article/3034279/big-data-gets-a-new-open-source-project-apache-arrow.html">"Big data gets a new open-source project, Apache Arrow: It offers performance improvements of more than 100x on analytical workloads, the foundation says"</a>. 2016-02-17. Archived from <a rel="nofollow" class="external text" href="https://www.cio.com/article/3034279/big-data-gets-a-new-open-source-project-apache-arrow.html">the original</a> on 2016-07-27<span class="reference-accessdate">. Retrieved <span class="nowrap">2018-01-31</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Big+data+gets+a+new+open-source+project%2C+Apache+Arrow%3A+It+offers+performance+improvements+of+more+than+100x+on+analytical+workloads%2C+the+foundation+says.&rft.date=2016-02-17&rft_id=https%3A%2F%2Fwww.cio.com%2Farticle%2F3034279%2Fbig-data-gets-a-new-open-source-project-apache-arrow.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+Arrow" class="Z3988"></span></span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><b><a href="#cite_ref-17">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLe_Dem2016" class="citation web cs1">Le Dem, Julien (28 November 2016). <a rel="nofollow" class="external text" href="https://sdtimes.com/apache/guest-view-first-release-apache-arrow/">"The first release of Apache Arrow"</a>. <i><a href="/wiki/SD_Times" title="SD Times">SD Times</a></i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=SD+Times&rft.atitle=The+first+release+of+Apache+Arrow&rft.date=2016-11-28&rft.aulast=Le+Dem&rft.aufirst=Julien&rft_id=https%3A%2F%2Fsdtimes.com%2Fapache%2Fguest-view-first-release-apache-arrow%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+Arrow" class="Z3988"></span></span> </li> <li id="cite_note-18"><span class="mw-cite-backlink"><b><a href="#cite_ref-18">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.infoq.com/news/2016/12/le-dem-apache-arrow/">"Julien Le Dem on the Future of Column-Oriented Data Processing with Apache Arrow"</a>.</cite><span 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<li><a href="/wiki/NetBeans" title="NetBeans">NetBeans</a></li> <li><a href="/wiki/Apache_Nutch" title="Apache Nutch">Nutch</a></li> <li><a href="/wiki/NuttX" title="NuttX">NuttX</a></li> <li><a href="/wiki/Apache_OFBiz" title="Apache OFBiz">OFBiz</a></li> <li><a href="/wiki/Apache_Oozie" title="Apache Oozie">Oozie</a></li> <li><a href="/wiki/Apache_OpenEJB" title="Apache OpenEJB">OpenEJB</a></li> <li><a href="/wiki/Apache_OpenJPA" title="Apache OpenJPA">OpenJPA</a></li> <li><a href="/wiki/Apache_OpenNLP" title="Apache OpenNLP">OpenNLP</a></li> <li><a href="/wiki/Apache_OpenOffice" title="Apache OpenOffice">OрenOffice</a></li> <li><a href="/wiki/Apache_ORC" title="Apache ORC">ORC</a></li> <li><a href="/wiki/Apache_PDFBox" title="Apache PDFBox">PDFBox</a></li> <li><a href="/wiki/Apache_Parquet" title="Apache Parquet">Parquet</a></li> <li><a href="/wiki/Apache_Phoenix" title="Apache Phoenix">Phoenix</a></li> <li><a href="/wiki/Apache_POI" title="Apache POI">POI</a></li> <li><a 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href="/wiki/Apache_Struts" title="Apache Struts">Struts</a> <ul><li><a href="/wiki/Apache_Struts_1" title="Apache Struts 1">1</a></li></ul></li> <li><a href="/wiki/Apache_Subversion" title="Apache Subversion">Subversion</a></li> <li><a href="/wiki/Apache_Superset" title="Apache Superset">Superset</a></li> <li><a href="/wiki/Apache_SystemDS" title="Apache SystemDS">SystemDS</a></li> <li><a href="/wiki/Apache_Tapestry" title="Apache Tapestry">Tapestry</a></li> <li><a href="/wiki/Apache_Thrift" title="Apache Thrift">Thrift</a></li> <li><a href="/wiki/Apache_Tika" title="Apache Tika">Tika</a></li> <li><a href="/wiki/Apache_TinkerPop" class="mw-redirect" title="Apache TinkerPop">TinkerPop</a></li> <li><a href="/wiki/Apache_Tomcat" title="Apache Tomcat">Tomcat</a></li> <li><a href="/wiki/Apache_Trafodion" class="mw-redirect" title="Apache Trafodion">Trafodion</a></li> <li><a href="/wiki/Apache_Traffic_Server" title="Apache Traffic Server">Traffic Server</a></li> <li><a href="/wiki/UIMA" title="UIMA">UIMA</a></li> <li><a href="/wiki/Apache_Velocity" title="Apache Velocity">Velocity</a></li> <li><a href="/wiki/Apache_Wicket" title="Apache Wicket">Wicket</a></li> <li><a href="/wiki/Apache_Xalan" title="Apache Xalan">Xalan</a></li> <li><a href="/wiki/Apache_Xerces" title="Apache Xerces">Xerces</a></li> <li><a href="/wiki/Apache_XMLBeans" title="Apache XMLBeans">XMLBeans</a></li> <li>Yetus</li> <li><a href="/wiki/Apache_ZooKeeper" title="Apache ZooKeeper">ZooKeeper</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Apache_Commons" title="Apache Commons">Commons</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Byte_Code_Engineering_Library" title="Byte Code Engineering Library">BCEL</a></li> <li><a href="/wiki/Bean_Scripting_Framework" title="Bean Scripting Framework">BSF</a></li> <li><a href="/wiki/Commons_Daemon" title="Commons Daemon">Daemon</a></li> <li><a href="/wiki/Apache_Jelly" title="Apache Jelly">Jelly</a></li> <li><a href="/wiki/Apache_Commons_Logging" title="Apache Commons Logging">Logging</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Incubator</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Apache_Taverna" title="Apache Taverna">Taverna</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other projects</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Apache_Batik" title="Apache Batik">Batik</a></li> <li><a href="/wiki/Apache_FOP_(Formatting_Objects_Processor)" class="mw-redirect" title="Apache FOP (Formatting Objects Processor)">FOP</a></li> <li><a href="/wiki/Apache_Ivy" title="Apache Ivy">Ivy</a></li> <li><a href="/wiki/Log4j" title="Log4j">Log4j</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Attic</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Apache_Apex" title="Apache Apex">Apex</a></li> <li><a href="/wiki/AxKit" title="AxKit">AxKit</a></li> <li><a href="/wiki/Apache_Beehive" title="Apache Beehive">Beehive</a></li> <li><a href="/wiki/Apache_iBATIS" title="Apache iBATIS">iBATIS</a></li> <li><a href="/wiki/Apache_Click" title="Apache Click">Click</a></li> <li><a href="/wiki/Apache_Continuum" title="Apache Continuum">Continuum</a></li> <li><a href="/wiki/Deltacloud" title="Deltacloud">Deltacloud</a></li> <li><a href="/wiki/Etch_(protocol)" title="Etch (protocol)">Etch</a></li> <li><a href="/wiki/Apache_Giraph" title="Apache Giraph">Giraph</a></li> <li><a href="/wiki/Apache_Hama" title="Apache Hama">Hama</a></li> <li><a href="/wiki/Apache_Harmony" title="Apache Harmony">Harmony</a></li> <li><a href="/wiki/Jakarta_Project" title="Jakarta Project">Jakarta</a></li> <li><a href="/wiki/Apache_Marmotta" title="Apache Marmotta">Marmotta</a></li> <li><a href="/wiki/Apache_MXNet" title="Apache MXNet">MXNet</a></li> <li><a href="/wiki/Apache_ODE" title="Apache ODE">ODE</a></li> <li><a href="/wiki/Jini" title="Jini">River</a></li> <li><a href="/wiki/Apache_Shale" title="Apache Shale">Shale</a></li> <li><a href="/wiki/Jakarta_Slide" class="mw-redirect" title="Jakarta Slide">Slide</a></li> <li><a href="/wiki/Sqoop" title="Sqoop">Sqoop</a></li> <li><a href="/wiki/Apache_Stanbol" title="Apache Stanbol">Stanbol</a></li> <li><a href="/wiki/Apache_Tuscany" class="mw-redirect" title="Apache Tuscany">Tuscany</a></li> <li><a href="/wiki/Apache_Wave" class="mw-redirect" title="Apache Wave">Wave</a></li> <li><a href="/wiki/Apache_XML" title="Apache XML">XML</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Licenses</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Apache_License" title="Apache License">Apache License</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <b><a href="/wiki/Category:Apache_Software_Foundation" title="Category:Apache Software Foundation">Category</a></b></li></ul> 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