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  117. <h1>Welcome to Hadoop!</h1>
  118. <div id="minitoc-area">
  119. <ul class="minitoc">
  120. <li>
  121. <a href="#News">News</a>
  122. <ul class="minitoc">
  123. <li>
  124. <a href="#18+September%2C+2006%3A+release+0.6.2+available">18 September, 2006: release 0.6.2 available</a>
  125. </li>
  126. <li>
  127. <a href="#13+September%2C+2006%3A+release+0.6.1+available">13 September, 2006: release 0.6.1 available</a>
  128. </li>
  129. <li>
  130. <a href="#8+September%2C+2006%3A+release+0.6.0+available">8 September, 2006: release 0.6.0 available</a>
  131. </li>
  132. <li>
  133. <a href="#4+August%2C+2006%3A+release+0.5.0+available">4 August, 2006: release 0.5.0 available</a>
  134. </li>
  135. <li>
  136. <a href="#28+June%2C+2006%3A+release+0.4.0+available">28 June, 2006: release 0.4.0 available</a>
  137. </li>
  138. <li>
  139. <a href="#9+June%2C+2006%3A+release+0.3.2+available">9 June, 2006: release 0.3.2 available</a>
  140. </li>
  141. <li>
  142. <a href="#8+June%2C+2006%3A+FAQ+added+to+Wiki">8 June, 2006: FAQ added to Wiki</a>
  143. </li>
  144. <li>
  145. <a href="#5+June%2C+2006%3A+release+0.3.1+available">5 June, 2006: release 0.3.1 available</a>
  146. </li>
  147. <li>
  148. <a href="#2+June%2C+2006%3A+release+0.3.0+available">2 June, 2006: release 0.3.0 available</a>
  149. </li>
  150. <li>
  151. <a href="#12+May%2C+2006%3A+release+0.2.1+available">12 May, 2006: release 0.2.1 available</a>
  152. </li>
  153. <li>
  154. <a href="#5+May%2C+2006%3A+release+0.2.0+available">5 May, 2006: release 0.2.0 available</a>
  155. </li>
  156. <li>
  157. <a href="#2+April%2C+2006%3A+release+0.1.0+available">2 April, 2006: release 0.1.0 available</a>
  158. </li>
  159. <li>
  160. <a href="#6+February%2C+2006%3A+nightly+builds">6 February, 2006: nightly builds</a>
  161. </li>
  162. <li>
  163. <a href="#3+February%2C+2006%3A+Hadoop+code+moved+out+of+Nutch">3 February, 2006: Hadoop code moved out of Nutch</a>
  164. </li>
  165. <li>
  166. <a href="#30+March%2C+2006%3A+Hadoop+project+approved">30 March, 2006: Hadoop project approved</a>
  167. </li>
  168. </ul>
  169. </li>
  170. </ul>
  171. </div>
  172. <a name="N1000C"></a><a name="News"></a>
  173. <h2 class="h3">News</h2>
  174. <div class="section">
  175. <a name="N10012"></a><a name="18+September%2C+2006%3A+release+0.6.2+available"></a>
  176. <h3 class="h4">18 September, 2006: release 0.6.2 available</h3>
  177. <p>This fixes critical bugs in 0.6.1. For details see the <a href="http://tinyurl.com/gyb56">release notes</a>. The release can
  178. be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  179. nearby mirror</a>.
  180. </p>
  181. <a name="N10024"></a><a name="13+September%2C+2006%3A+release+0.6.1+available"></a>
  182. <h3 class="h4">13 September, 2006: release 0.6.1 available</h3>
  183. <p>This fixes critical bugs in 0.6.0. For details see the <a href="http://tinyurl.com/lykp4">release notes</a>. The release can
  184. be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  185. nearby mirror</a>.
  186. </p>
  187. <a name="N10036"></a><a name="8+September%2C+2006%3A+release+0.6.0+available"></a>
  188. <h3 class="h4">8 September, 2006: release 0.6.0 available</h3>
  189. <p>For details see the <a href="http://tinyurl.com/r3zoj">release notes</a>. The release can
  190. be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  191. nearby mirror</a>.
  192. </p>
  193. <a name="N10048"></a><a name="4+August%2C+2006%3A+release+0.5.0+available"></a>
  194. <h3 class="h4">4 August, 2006: release 0.5.0 available</h3>
  195. <p>For details see the <a href="http://tinyurl.com/pnml2">release notes</a>. The release can
  196. be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  197. nearby mirror</a>.
  198. </p>
  199. <a name="N1005A"></a><a name="28+June%2C+2006%3A+release+0.4.0+available"></a>
  200. <h3 class="h4">28 June, 2006: release 0.4.0 available</h3>
  201. <p>For details see the <a href="http://tinyurl.com/o35b6">change log</a>. The release can
  202. be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  203. nearby mirror</a>.
  204. </p>
  205. <a name="N1006C"></a><a name="9+June%2C+2006%3A+release+0.3.2+available"></a>
  206. <h3 class="h4">9 June, 2006: release 0.3.2 available</h3>
  207. <p>This is a bugfix release. For details see the <a href="http://tinyurl.com/k9g5c">change log</a>. The release can
  208. be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  209. nearby mirror</a>.
  210. </p>
  211. <a name="N1007E"></a><a name="8+June%2C+2006%3A+FAQ+added+to+Wiki"></a>
  212. <h3 class="h4">8 June, 2006: FAQ added to Wiki</h3>
  213. <p>Hadoop now has a <a href="http://wiki.apache.org/lucene-hadoop/FAQ">FAQ</a>. Please
  214. help make this more complete!
  215. </p>
  216. <a name="N1008C"></a><a name="5+June%2C+2006%3A+release+0.3.1+available"></a>
  217. <h3 class="h4">5 June, 2006: release 0.3.1 available</h3>
  218. <p>This is a bugfix release. For details see the <a href="http://tinyurl.com/l6on4">change log</a>. The release can
  219. be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  220. nearby mirror</a>.
  221. </p>
  222. <a name="N1009E"></a><a name="2+June%2C+2006%3A+release+0.3.0+available"></a>
  223. <h3 class="h4">2 June, 2006: release 0.3.0 available</h3>
  224. <p>This includes many fixes, improving performance, scalability
  225. and reliability and adding new features. For details see the <a href="http://tinyurl.com/rq3f7">change log</a>. The release can
  226. be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  227. nearby mirror</a>.
  228. </p>
  229. <a name="N100B0"></a><a name="12+May%2C+2006%3A+release+0.2.1+available"></a>
  230. <h3 class="h4">12 May, 2006: release 0.2.1 available</h3>
  231. <p>This fixes a few bugs in release 0.2.0, listed in the <a href="http://tinyurl.com/rnnvz">change log</a>. The
  232. release can be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  233. nearby mirror</a>.
  234. </p>
  235. <a name="N100C2"></a><a name="5+May%2C+2006%3A+release+0.2.0+available"></a>
  236. <h3 class="h4">5 May, 2006: release 0.2.0 available</h3>
  237. <p>We are now aiming for monthly releases. There have been many
  238. bug fixes and improvements in the past month. MapReduce and DFS
  239. are now fairly reliable on clusters with up to 200 nodes. See
  240. the <a href="http://tinyurl.com/qkgsg">change log</a> for
  241. details. The release can be obtained from <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/"> a
  242. nearby mirror</a>.
  243. </p>
  244. <a name="N100D4"></a><a name="2+April%2C+2006%3A+release+0.1.0+available"></a>
  245. <h3 class="h4">2 April, 2006: release 0.1.0 available</h3>
  246. <p>This is the first Hadoop release. The release is available
  247. <a href="http://www.apache.org/dyn/closer.cgi/lucene/hadoop/">
  248. here</a>.</p>
  249. <a name="N100E2"></a><a name="6+February%2C+2006%3A+nightly+builds"></a>
  250. <h3 class="h4">6 February, 2006: nightly builds</h3>
  251. <p>Hadoop now has nightly builds. This automatically creates a
  252. <a href="http://cvs.apache.org/dist/lucene/hadoop/nightly/">downloadable version of Hadoop every
  253. night</a>. All unit tests must pass, or a message is sent to
  254. the developers mailing list and no new version is created. This
  255. also updates the <a href="docs/api/">javadoc</a>.</p>
  256. <a name="N100F4"></a><a name="3+February%2C+2006%3A+Hadoop+code+moved+out+of+Nutch"></a>
  257. <h3 class="h4">3 February, 2006: Hadoop code moved out of Nutch</h3>
  258. <p>The Hadoop code has now been moved into its own Subversion
  259. tree, renamed into packages under <span class="codefrag">org.apache.hadoop</span>.
  260. All unit tests pass, but little else has yet been tested.</p>
  261. <a name="N10101"></a><a name="30+March%2C+2006%3A+Hadoop+project+approved"></a>
  262. <h3 class="h4">30 March, 2006: Hadoop project approved</h3>
  263. <p>The Lucene PMC has elected to split the Nutch MapReduce and
  264. distributed filesytem code into a new project named Hadoop.</p>
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