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Posted to commits@tajo.apache.org by hy...@apache.org on 2014/05/20 20:46:28 UTC

[30/48] git commit: TAJO-810: Update Tajo site for 0.8.0 release. (hyunsik)

TAJO-810: Update Tajo site for 0.8.0 release. (hyunsik)

This closes #5


Project: http://git-wip-us.apache.org/repos/asf/tajo/repo
Commit: http://git-wip-us.apache.org/repos/asf/tajo/commit/3c204f4b
Tree: http://git-wip-us.apache.org/repos/asf/tajo/tree/3c204f4b
Diff: http://git-wip-us.apache.org/repos/asf/tajo/diff/3c204f4b

Branch: refs/heads/window_function
Commit: 3c204f4b68b63050c9e736cffae227c0e62e4b8b
Parents: 70567fc
Author: Hyunsik Choi <hy...@apache.org>
Authored: Wed May 7 14:11:17 2014 +0900
Committer: Hyunsik Choi <hy...@apache.org>
Committed: Wed May 7 14:42:26 2014 +0900

----------------------------------------------------------------------
 CHANGES                                         |   2 +
 tajo-project/pom.xml                            |   4 +-
 tajo-project/src/site/apt/index.apt             |  10 +-
 tajo-project/src/site/markdown/downloads.md     |  32 +-
 .../markdown/releases/0.8.0/announcement.md     |  80 ++
 .../site/resources/releases/0.8.0/relnotes.html | 772 +++++++++++++++++++
 tajo-project/src/site/site.xml                  |  12 +-
 7 files changed, 893 insertions(+), 19 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/tajo/blob/3c204f4b/CHANGES
----------------------------------------------------------------------
diff --git a/CHANGES b/CHANGES
index 0abdf12..8a2e891 100644
--- a/CHANGES
+++ b/CHANGES
@@ -52,6 +52,8 @@ Release 0.9.0 - unreleased
 
   TASKS
 
+    TAJO-810: TAJO-810: Update Tajo site for 0.8.0 release. (hyunsik)
+
     TAJO-605: Rename Options to KeyValueList. (jinho)
 
   SUB TASKS

http://git-wip-us.apache.org/repos/asf/tajo/blob/3c204f4b/tajo-project/pom.xml
----------------------------------------------------------------------
diff --git a/tajo-project/pom.xml b/tajo-project/pom.xml
index 30c721d..2167bd1 100644
--- a/tajo-project/pom.xml
+++ b/tajo-project/pom.xml
@@ -144,9 +144,9 @@
       <timezone>+9</timezone>
     </developer>
     <developer>
-      <id></id>
+      <id>mzhou</id>
       <name>Min Zhou</name>
-      <email></email>
+      <email>mzhou@apache.org</email>
       <organization>LinkedIn</organization>
       <roles>
         <role>Committer</role>

http://git-wip-us.apache.org/repos/asf/tajo/blob/3c204f4b/tajo-project/src/site/apt/index.apt
----------------------------------------------------------------------
diff --git a/tajo-project/src/site/apt/index.apt b/tajo-project/src/site/apt/index.apt
index 3f124e1..75eea31 100644
--- a/tajo-project/src/site/apt/index.apt
+++ b/tajo-project/src/site/apt/index.apt
@@ -59,8 +59,16 @@ Features
 
     * Asynchronous/Synchronous Java API
 
+Releases
+
+  * <<[2014-05-01]>> {{{./downloads.html}Tajo 0.8.0}} ({{{./releases/0.8.0/announcement.html}Announcement}}, {{{./releases/0.8.0/relnotes.html}Release Notes}})
+
+  * <<[2013-11-20]>> {{{./downloads.html}Tajo 0.2.0-incubating}} ({{{http://s.apache.org/tajo-0.2-release-notes}Release Notes}})
+
 News
 
+  * <<[2014-04-01]>> Keuntae Park presented the real usecases of Apache Tajo in ApacheCon North America 2014. ({{{http://www.youtube.com/watch?v=m8THYeA8R7Q}Video}}, {{{http://events.linuxfoundation.org/sites/events/files/slides/ApacheCon_Keuntae_Park_0.pdf}Slide}})
+
   * <<[2014-04-01]>> Min Zhou was invited to a new committer.
 
   * <<[2014-03-24]>> Apache Tajo became Apache Top-level Project.
@@ -83,6 +91,4 @@ News
 
   * <<[2012-10-15]>> A demonstration paper of Tajo was accepted to IEEE ICDE 2013.
 
-Downloads
 
-  * <<[2013-11-20]>> Most recent release: {{{http://apache.org/dyn/closer.cgi/incubator/tajo/tajo-0.2.0-incubating/}Apache Tajo 0.2.0-incubating}} ({{{http://s.apache.org/tajo-0.2-release-notes}Release Notes}})
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/tajo/blob/3c204f4b/tajo-project/src/site/markdown/downloads.md
----------------------------------------------------------------------
diff --git a/tajo-project/src/site/markdown/downloads.md b/tajo-project/src/site/markdown/downloads.md
index e738f20..cddc38c 100644
--- a/tajo-project/src/site/markdown/downloads.md
+++ b/tajo-project/src/site/markdown/downloads.md
@@ -16,12 +16,22 @@
   limitations under the License.
 -->
 
+## Most Recent Releases
 
-## Latest Releases of Apache Tajo
+### Release 0.8.0 (May 1, 2014)
 
-### 0.2-incubating Release (Nov 20, 2013)
- * [RELEASE NOTES](http://s.apache.org/tajo-0.2-release-notes)
- * [Source Tarball](http://apache.org/dyn/closer.cgi/incubator/tajo/tajo-0.2.0-incubating/tajo-0.2.0-incubating-src.tar.gz) ([MD5](http://www.apache.org/dist/incubator/tajo/tajo-0.2.0-incubating/tajo-0.2.0-incubating-src.tar.gz.md5)) ([SHA1](http://www.apache.org/dist/incubator/tajo/tajo-0.2.0-incubating/tajo-0.2.0-incubating-src.tar.gz.sha1)) ([ASC](http://www.apache.org/dist/incubator/tajo/tajo-0.2.0-incubating/tajo-0.2.0-incubating-src.tar.gz.asc)) ([KEYS](http://www.apache.org/dist/incubator/tajo/KEYS)) ([How to verify?](#Verification))
+
+ * [Announcement] (releases/0.8.0/announcement.html)
+ * [Release Notes] (releases/0.8.0/relnotes.html)
+ * [User Documentation] (http://tajo.apache.org/docs/0.8.0/index.html)
+ * [Source Tarball](http://apache.org/dyn/closer.cgi/tajo/tajo-0.8.0/tajo-0.8.0-src.tar.gz) ([MD5](http://www.apache.org/dist/tajo/tajo-0.8.0/tajo-0.8.0-src.tar.gz.md5)) ([SHA1](http://www.apache.org/dist/tajo/tajo-0.8.0/tajo-0.8.0-src.tar.gz.sha)) ([SIGN](http://www.apache.org/dist/tajo/tajo-0.8.0/tajo-0.8.0-src.tar.gz.asc)) ([KEYS](http://www.apache.org/dist/tajo/KEYS))
+ * [Binary Tarball](http://apache.org/dyn/closer.cgi/tajo/tajo-0.8.0/tajo-0.8.0.tar.gz) ([MD5](http://www.apache.org/dist/tajo/tajo-0.8.0/tajo-0.8.0.tar.gz.md5)) ([SHA1](http://www.apache.org/dist/tajo/tajo-0.8.0/tajo-0.8.0.tar.gz.sha)) ([SIGN](http://www.apache.org/dist/tajo/tajo-0.8.0/tajo-0.8.0.tar.gz.asc)) ([KEYS](http://www.apache.org/dist/tajo/KEYS))
+
+### Release 0.2-incubating (Nov 20, 2013)
+ * [Announcement] (https://blogs.apache.org/tajo/entry/apache_tajo_0_2_0)
+ * [Release Notes](http://s.apache.org/tajo-0.2-release-notes)
+ * [User Documentation] (tajo-0.2.0-doc.html)
+ * [Source Tarball](http://apache.org/dyn/closer.cgi/tajo/tajo-0.2.0-incubating/tajo-0.2.0-incubating-src.tar.gz) ([MD5](http://www.apache.org/dist/tajo/tajo-0.2.0-incubating/tajo-0.2.0-incubating-src.tar.gz.md5)) ([SHA1](http://www.apache.org/dist/tajo/tajo-0.2.0-incubating/tajo-0.2.0-incubating-src.tar.gz.sha1)) ([ASC](http://www.apache.org/dist/tajo/tajo-0.2.0-incubating/tajo-0.2.0-incubating-src.tar.gz.asc)) ([KEYS](http://www.apache.org/dist/tajo/KEYS))
 
 ## Getting the source code via Git
 
@@ -33,18 +43,18 @@ git clone https://git-wip-us.apache.org/repos/asf/tajo.git
 
 A read-only git repository is also mirrored on [Github](https://github.com/apache/tajo).
 
-Once you have downloaded Tajo, follow the [getting started instructions](http://tajo.apache.org/tajo-0.8.0-doc.html#GettingStarted), and take a look at the rest of the Tajo documentation.
+Once you have downloaded Tajo, follow the [getting started instructions](http://tajo.apache.org/docs/current/getting_started.html), and take a look at the rest of the Tajo documentation.
 
 ## <a name="Verification"></a>How to Verify the integrity of the files
 
 It is essential that you verify the integrity of the downloaded files using the PGP or MD5 signatures. Please read Verifying Apache HTTP Server Releases for more information on why you should verify our releases.
 
-The PGP signatures can be verified using PGP or GPG. First download the [KEYS](http://www.apache.org/dist/incubator/tajo/KEYS) as well as the asc signature file for the relevant distribution. Make sure you get these files from [the main distribution directory](http://www.apache.org/dist/incubator/tajo/) , rather than from a mirror. Then verify the signatures using
+The PGP signatures can be verified using PGP or GPG. First download the [KEYS](http://www.apache.org/dist/tajo/KEYS) as well as the asc signature file for the relevant distribution. Make sure you get these files from [the main distribution directory](http://www.apache.org/dist/tajo/) , rather than from a mirror. Then verify the signatures using
 
 ```
 % pgpk -a KEYS
 
-% pgpv tajo-0.X.0-incubating-src.tar.gz.asc
+% pgpv tajo-0.X.0.tar.gz.asc
 ```
 
 or
@@ -53,7 +63,7 @@ or
 ``` 
 % pgp -ka KEYS
 
-% pgp tajo-0.X.0-incubating-src.tar.gz.asc
+% pgp tajo-0.X.0.tar.gz.asc
 ```
 
 or 
@@ -61,7 +71,7 @@ or
 ```
 % gpg --import KEYS
 
-% gpg --verify tajo-0.X.0-incubating-src.tar.gz.asc
+% gpg --verify tajo-0.X.0.tar.gz.asc
 ```
 
 ### How to verify SHA1/MD5 hash values
@@ -69,11 +79,11 @@ or
 Alternatively, you can verify the MD5 signature on the files. A unix program called md5 or md5sum is included in many unix distributions. It is also available as part of [GNU Textutils](http://www.gnu.org/software/textutils/textutils.html). An MD5 signature consists of 32 hex characters, and a SHA1 signature consists of 40 hex characters. You can verify the signatures as follows:
 
 ```
-md5sum -c tajo-0.x.0-incubating-src.tar.gz.md5
+md5sum -c tajo-0.x.0.tar.gz.md5
 ```
 
 or
 
 ```
-sha1sum -c tajo-0.x.0-incubating-src.tar.gz.sha1
+sha1sum -c tajo-0.x.0.tar.gz.sha1
 ```
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/tajo/blob/3c204f4b/tajo-project/src/site/markdown/releases/0.8.0/announcement.md
----------------------------------------------------------------------
diff --git a/tajo-project/src/site/markdown/releases/0.8.0/announcement.md b/tajo-project/src/site/markdown/releases/0.8.0/announcement.md
new file mode 100644
index 0000000..1e2d1ff
--- /dev/null
+++ b/tajo-project/src/site/markdown/releases/0.8.0/announcement.md
@@ -0,0 +1,80 @@
+## Apache Tajo™ 0.8.0 Release Announcement
+ 
+The Apache Tajo team is pleased to announce the major release of Apache Tajo™ 0.8.0, 
+an open source big data warehouse system on Hadoop. Apache Tajo™ provides low-latency and scalable batch SQL queries on large-data sets stored on HDFS and other data sources.
+
+The source and binary release tarballs are available for free download:
+
+ * http://tajo.apache.org/downloads
+  
+This is the first top-level release. In this release, Apache Tajo team closes 363 issues, including 25 new features, 81 improvement, and 164 bug fixes.
+
+### Some of the highlights:
+
+#### SQL support
+ 
+* Database support (TAJO-353)
+* Full/Left/Outer join (TAJO-34, TAJO-312)
+* Complex joins including derived subqueries and unions.
+* Datetime types and operator support
+	* Date type support (TAJO-60, TAJO-438)
+	* Time type support (TAJO-61, TAJO-439)
+	* Timestamp type support (TAJO-62, TAJO-437)
+	* Add datetime operation and functions
+		* extract(), to_timestamp(), utc_usec_to()
+* SQL standard and PostgreSQL-compatible string function support
+	* ascii(), length(), chr(), bit_length(string), hex(), octet_length(), reverse(), right(), left(), md5, repeat, substr(), strpos, locate(), initcap(), lpad(), rpad(), concat(), concat_ws(), ltrim(), rtrim(), btrim(), trim(), and so on.
+* SQL standard math function support
+	* mod(), div(), degrees(), radians(), cbrt(), abs(), exp(), sqrt(), sin(), sign(), pow(), ceiling(), round(), floor(), ceil(), and so on.
+* Other functions
+	* sha1(), digest(), find_in_set(), to_bin(), and so on.
+* CREATE TABLE AS (CTAS) on partition table (TAJO-460)
+* ALTER TABLE RENAME (TAJO-615)
+* ALTER TABLE ADD/RENAME COLUMN (TAJO-696, TAJO-697)
+* Quoted identifier support (TAJO-644)
+* Complex expression support in group-by, order-by, and having clauses
+* Distinct aggregation support (TAJO-601)
+* Explain statement support (TAJO-122)
+
+#### Performance and Scalability
+
+* More I/O efficient M-way unbalanced external sort executor (TAJO-36, TAJO-584) 
+* Reduced intermediate data volume (TAJO-435)
+* Star-schema broadcast support (TAJO-725)
+* Duplicated expression removal and more efficient projection push down (TAJO-501)
+* Reduced memory consumption in expression evaluation (TAJO-539)
+* Reduced GC overhead and memory usage (TAJO-522, TAJO-537, TAJO-544, TAJO-548)
+* I/O efficient sort-based dynamic partition store method (TAJO-574)
+
+#### Storage support
+
+* Configurable serializer/deserializer of Text file (TAJO-424)
+* Parquet file support (TAJO-30, TAJO-714)
+* Avro storage support (TAJO-711)
+* Amazon S3 support (TAJO-577)
+
+#### Integration with Hadoop ecosystems 
+
+* Hadoop 2.2.0, 2.3.0 or 2.4.0 support
+* More improved Hive meta integration (TAJO-289, TAJO-300, TAJO-301)
+* Hive-compatible table partition (TAJO-285, TAJO-284, TAJO-338)
+
+#### Client and user interfaces
+
+* More improved WEB UI
+* Tajo sql shell (tsql) recap 
+* Linux Shell command and HDFS command support in tsql (TAJO-732)
+* Tajo JDBC Driver support and its improvements (TAJO-176, TAJO-745)
+* Fine-grained query progress indicator (TAJO-589)
+* Add killQuery feature (TAJO-305)
+
+### Release Notes:
+
+For a complete list of new features and fixed problems, please see the release notes:
+
+* http://tajo.apache.org/releases/0.8.0/relnotes.html
+
+### Many Thanks to contributors on the 0.8.0 releases
+
+* Alvin Henrick, DaeMyung Kang, David Chen, Hyoung Jun Kim, Hyunsik Choi, Ilhyun Suh, JaeHwa Jung, Jae Young Lee, Jinho Kim, Jihoon Son, Min Zhou, Keuntae Park, Seungun Choe, SeongHwa Ahn, Youngjun Park, Wan Heo.
+

http://git-wip-us.apache.org/repos/asf/tajo/blob/3c204f4b/tajo-project/src/site/resources/releases/0.8.0/relnotes.html
----------------------------------------------------------------------
diff --git a/tajo-project/src/site/resources/releases/0.8.0/relnotes.html b/tajo-project/src/site/resources/releases/0.8.0/relnotes.html
new file mode 100644
index 0000000..3eae925
--- /dev/null
+++ b/tajo-project/src/site/resources/releases/0.8.0/relnotes.html
@@ -0,0 +1,772 @@
+
+<!-- saved from url=(0073)http://people.apache.org/~hyunsik/tajo-0.8.0-rc0/RELEASE_NOTES_0.8.0.html -->
+<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<title>Apache Tajo 0.8.0 Release Notes</title>
+</head>
+
+<body>
+
+<h1>Apache Tajo 0.8.0 Release Notes</h1>
+    
+<h2>Changes since Tajo 0.2.0-incubating</h2>
+
+<h2>        Sub-task
+</h2>
+<ul>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-60">TAJO-60</a>] -         Implement Date Datum Type
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-61">TAJO-61</a>] -         Implement Time Datum Type
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-62">TAJO-62</a>] -         Implement Timestamp Datum type
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-207">TAJO-207</a>] -         Implement bit_length(string) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-215">TAJO-215</a>] -         Catalog should allow compatible types when finding functions
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-218">TAJO-218</a>] -         HiveQLAnalyzer has to support cast expression.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-284">TAJO-284</a>] -         Add table partitioning entry to Catalog.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-285">TAJO-285</a>] -         Add CREATE TABLE... BY PARTITION statement to parser
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-289">TAJO-289</a>] -         HCatalogStore supports SELECT statement
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-297">TAJO-297</a>] -         Rename JDBC variables in CatalogConstants to be more generic.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-300">TAJO-300</a>] -         HCatalogStore supports DROP TABLE statement
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-301">TAJO-301</a>] -         HCatalogStore supports CREATE TABLE statement
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-311">TAJO-311</a>] -         Improve Hive dependency
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-312">TAJO-312</a>] -         Implement distributed execution part of outer join
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-313">TAJO-313</a>] -         Support deprecated variables in CatalogConstants.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-318">TAJO-318</a>] -         Remove unnecessary Hive dependencies
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-327">TAJO-327</a>] -         Add testcase to verify TAJO-16
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-329">TAJO-329</a>] -         Implement physical operator to store in column-partitioned table.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-338">TAJO-338</a>] -         Add Query Optimization Part for Column-Partitioned Tables
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-346">TAJO-346</a>] -         Implement hex function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-348">TAJO-348</a>] -         Implement octet_length(text)
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-349">TAJO-349</a>] -         Implement md5(text)
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-351">TAJO-351</a>] -         Implement reverse(text)
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-352">TAJO-352</a>] -         Implement right/left(text, size) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-355">TAJO-355</a>] -         Implement repeat(text,int) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-364">TAJO-364</a>] -         Implement mod/div function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-365">TAJO-365</a>] -         Implement degrees/radians function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-369">TAJO-369</a>] -         Add CREATE EXTERNAL TABLE... BY PARTITION statement to parser
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-392">TAJO-392</a>] -         Implement cbrt function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-394">TAJO-394</a>] -         Implement abs function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-395">TAJO-395</a>] -         Implement exp function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-396">TAJO-396</a>] -         Implement sqrt function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-397">TAJO-397</a>] -         Implement sign function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-400">TAJO-400</a>] -         Implement pow(float8, float8) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-405">TAJO-405</a>] -         Improve HCatalogStore to support partitioned table. 
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-409">TAJO-409</a>] -         Add explored and explained annotations to Tajo function system
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-432">TAJO-432</a>] -         Add shuffle phase for column-partitioned table store
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-436">TAJO-436</a>] -         Implement ceiling(FLOAT8) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-437">TAJO-437</a>] -         Timestamp literal support
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-438">TAJO-438</a>] -         Date literal support
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-439">TAJO-439</a>] -         Time literal support
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-460">TAJO-460</a>] -         CTAS statement should support partitioned table 
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-475">TAJO-475</a>] -         Table partition catalog recap
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-482">TAJO-482</a>] -         Implements listing functions and describing a specified function.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-495">TAJO-495</a>] -         Implement sha1(text)
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-498">TAJO-498</a>] -         Implement digest(text, text) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-500">TAJO-500</a>] -         Add description annotation to functions
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-513">TAJO-513</a>] -         IP clearance document
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-515">TAJO-515</a>] -         Configurable Text (De)serializer Documentation
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-517">TAJO-517</a>] -         Publish Tajo jar to a public maven repository
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-526">TAJO-526</a>] -         HCatalogStore Documentation
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-529">TAJO-529</a>] -         Fix warnings in tajo-algebra
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-530">TAJO-530</a>] -         Fix warnings in tajo-catalog
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-531">TAJO-531</a>] -         Fix warnings in tajo-client
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-532">TAJO-532</a>] -         Fix warnings in tajo-common
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-535">TAJO-535</a>] -         Fix warnings in tajo-rpc
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-536">TAJO-536</a>] -         Fix warnings in tajo-core-storage
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-545">TAJO-545</a>] -         MySQLStore Documentation
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-578">TAJO-578</a>] -         Update configuration for tajo-site.xml
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-615">TAJO-615</a>] -         Implement ADD TABLE RENAME TABLE
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-659">TAJO-659</a>] -         Add Tajo JDBC documentation
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-669">TAJO-669</a>] -         Add cluster setup documentation
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-696">TAJO-696</a>] -         Implement ALTER TABLE ADD COLUMN
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-697">TAJO-697</a>] -         Implement ALTER TABLE RENAME COLUMN
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-736">TAJO-736</a>] -         Add table management documentation
+</li>
+</ul>
+            
+<h2>        Bug
+</h2>
+<ul>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-160">TAJO-160</a>] -         StorageManager throws InvalidInputException while running simple join query
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-182">TAJO-182</a>] -         Correct NULL value handling of primitive operators
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-192">TAJO-192</a>] -         SELECT statement with Limit clause should result in rows without a distributed query execution
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-268">TAJO-268</a>] -         Temporal files should be removed after query is finished
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-272">TAJO-272</a>] -         boolean test does not work correctly
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-273">TAJO-273</a>] -         NotEval incurs NPE with boolean column
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-277">TAJO-277</a>] -         Infinite loop occurs when a table is empty
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-281">TAJO-281</a>] -         'mvn package -Pdist' generates duplicate Tajo jar files
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-290">TAJO-290</a>] -         TajoDataType.Type.NULL should be NULL_TYPE
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-292">TAJO-292</a>] -         Too many intermediate partition files
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-293">TAJO-293</a>] -         querymasters directory not found in single node setup
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-294">TAJO-294</a>] -         Removing dead workers from the live worker list
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-295">TAJO-295</a>] -         ConcurrentModificationException in TaskScheduler
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-296">TAJO-296</a>] -         Late registration of Tajo workers
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-320">TAJO-320</a>] -         Visualize Tajo statemachine
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-321">TAJO-321</a>] -         Invalid split file of compressed text file
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-332">TAJO-332</a>] -         Invalid row count of CSVScanner
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-334">TAJO-334</a>] -         select count error?
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-335">TAJO-335</a>] -         Unknown logical node type error occurs when a query includes some expressions
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-340">TAJO-340</a>] -         Some joins with inline view causes 'Not all join conditions are pushed down to joins'
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-344">TAJO-344</a>] -         Tajo cannot recognize negative numeric expressions
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-345">TAJO-345</a>] -         MergeScanner should support projectable storages
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-347">TAJO-347</a>] -         Fix bug when to call function with insensitive function name.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-354">TAJO-354</a>] -         Fix invalid type to valid type for udfs(bit_length/char_length)
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-357">TAJO-357</a>] -         Fix invalid filename TestMethFunction to TestMathFUnction
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-360">TAJO-360</a>] -         If there is no matched function, catalog causes NPE.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-372">TAJO-372</a>] -         When an exception except for network issues occurs, the operation should not be repeated.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-375">TAJO-375</a>] -         TajoClient can't get result data when different os user
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-387">TAJO-387</a>] -         Query is hanging when errors occurs in Query or SubQuery class
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-388">TAJO-388</a>] -         limit clause does not work properly
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-389">TAJO-389</a>] -         The LazyTuple does not work when number format exception occurs in text deserializer
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-390">TAJO-390</a>] -         Queries on history are expired ealier than a given expiry time.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-393">TAJO-393</a>] -         Unit tests must use test-data directory.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-403">TAJO-403</a>] -         HiveQLAnalyzer should supports standard function in the GROUP BY Clause.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-404">TAJO-404</a>] -         Tajo does not recognize boolean literal
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-406">TAJO-406</a>] -         PullServer occasionally causes could not find xxx in any of the configured local directories
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-407">TAJO-407</a>] -         PostgreSQL-style cast should have higher operator priority
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-410">TAJO-410</a>] -         A query with a combination of general and distinct aggregation functions fails
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-415">TAJO-415</a>] -         Some complex queries causes NPE and unlimited recursions.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-417">TAJO-417</a>] -         TestSQLExpression.testCastFromTable causes unit test failure
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-418">TAJO-418</a>] -         sort operator after Inline views consisting of unions can cause an incorrect distributed plan
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-422">TAJO-422</a>] -         Support single row functions at GROUP BY clause.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-423">TAJO-423</a>] -         Using aggregation query on local file system.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-426">TAJO-426</a>] -         HCatalogStore created partitions automatically.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-427">TAJO-427</a>] -         Empty table makes IndexOutOfBoundsException at LEFT OUTER JOIN clause.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-428">TAJO-428</a>] -         CASE WHEN IS NULL condition is a problem using LEFT OUTER JOIN
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-431">TAJO-431</a>] -         HCatalogStore can't write any data using INSERT OVERWRITE clause.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-442">TAJO-442</a>] -         Cast operator with nested functions causes NPE
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-443">TAJO-443</a>] -         Order by query gives NullPointerException at at org.apache.tajo.catalog.Schema.getColumnId(Schema.java:142)
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-444">TAJO-444</a>] -         Tajo fails to parse order by query with "is null" predicate in sort key
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-445">TAJO-445</a>] -         testCastWithNestedFunctions causes unit test failure
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-448">TAJO-448</a>] -         Timestamp should be based on unixtime
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-450">TAJO-450</a>] -         Incorrect inet4datum comparison
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-451">TAJO-451</a>] -         Update documentation and version constant for Tajo 0.8
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-452">TAJO-452</a>] -         Timstamp literal with fractional seconds results in java.lang.ArrayIndexOutOfBoundsException 
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-453">TAJO-453</a>] -         PartitionedStoreExec can cause NPE due to column schema mismatch
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-454">TAJO-454</a>] -         pass invalid argument to DateTime constructor in LogicalPlanner
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-467">TAJO-467</a>] -         Too many open FD when master failed.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-469">TAJO-469</a>] -         CTAS with no column definition will get  a NPE
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-470">TAJO-470</a>] -         Fetcher's finished time and file length is changed in WEB UI.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-479">TAJO-479</a>] -         Rename obsolete name 'partition' to 'shuffle and fix the broken taskdetail.jsp.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-485">TAJO-485</a>] -         'CREATE TABLE AS' does not work properly with partition
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-488">TAJO-488</a>] -         Data fetcher doesn't close small file in shuffle
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-490">TAJO-490</a>] -         Tajo can't use 'dfs.nameservices' based on namenode ha mode.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-492">TAJO-492</a>] -         Cannot create a table named `time`
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-493">TAJO-493</a>] -         maven pom.xml should enforce protobuf 2.5
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-496">TAJO-496</a>] -         java.lang.NoSuchFieldError: IS_SECURITY_ENABLED when debugging tajo
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-502">TAJO-502</a>] -         Jenkins build is failing
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-503">TAJO-503</a>] -         HCatalogStore can't scan several hive databases.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-504">TAJO-504</a>] -         when inserting to a column partitioned table, if a queryunit attempt fails, an AlreadyExistsStorageException will throw
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-506">TAJO-506</a>] -         RawFile cannot support DATE type
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-507">TAJO-507</a>] -         Column partitioned table is not dropped
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-511">TAJO-511</a>] -         Sometimes, a query progress becomes higher than 100%.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-518">TAJO-518</a>] -         tajo-algebra and ProjectionPushDownRule code cleanup
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-519">TAJO-519</a>] -         HCatalogStore can't support OrderBy clause.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-522">TAJO-522</a>] -         OutOfMemoryError: unable to create new native thread
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-525">TAJO-525</a>] -         Concurrent queries hang
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-537">TAJO-537</a>] -         After TAJO-522,  still OutOfMemoryError: unable to create new native thread
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-538">TAJO-538</a>] -         Groupby queries with constant target lists doesn't work
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-541">TAJO-541</a>] -         Parsing Group by clause differently from Hive 
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-544">TAJO-544</a>] -         Thread pool abusing
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-549">TAJO-549</a>] -         Worker fails to find some columns when it processes order by queries
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-556">TAJO-556</a>] -         java.lang.NoSuchFieldError: IS_SECURITY_ENABLED
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-557">TAJO-557</a>] -         HCatalogStore can't scan partitioned tables.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-558">TAJO-558</a>] -         HCatalogStore can't scan columns.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-559">TAJO-559</a>] -         CTAS with partition causes OOM
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-560">TAJO-560</a>] -         CTAS PARTITION BY with UNION  can cause invalid global plan
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-561">TAJO-561</a>] -         PhysicalPlanner::createBestSortPlan should consider input size of leaf tasks
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-563">TAJO-563</a>] -         INSERT OVERWRITE should not remove data before query success
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-565">TAJO-565</a>] -         FilterPushDown rewrite rule does not push filters on partitioned scans
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-566">TAJO-566</a>] -         BIN/TAJO_DUMP makes wrong ddl script.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-567">TAJO-567</a>] -         Expression projection bugs
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-568">TAJO-568</a>] -         Union query with the same alias names cause NPE
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-569">TAJO-569</a>] -         Add max(TEXT) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-570">TAJO-570</a>] -         InvalidOperationException in outer join with constant values
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-575">TAJO-575</a>] -         Worker's env.jsp has wrong URL which go to worker's index.jsp.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-576">TAJO-576</a>] -         Add omitted explain feature
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-577">TAJO-577</a>] -         Support S3FileSystem split
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-580">TAJO-580</a>] -         Union query with partitioned tables cause NPE.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-581">TAJO-581</a>] -         Inline view on column partitioned table causes NPE
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-582">TAJO-582</a>] -         Invalid split calculation
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-583">TAJO-583</a>] -         Broadcast join does not work on partitioned tables
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-586">TAJO-586</a>] -         containFunction shouldn't throw NoSuchFunctionException
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-588">TAJO-588</a>] -          In some case, leaf task of DefaultTaskScheduler are not distributed execution
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-590">TAJO-590</a>] -         Rename HiveConverter to HiveQLAnalyzer
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-593">TAJO-593</a>] -         outer groupby and groupby in derived table causes only one shuffle output number
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-594">TAJO-594</a>] -         MySQL store doesn't work
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-595">TAJO-595</a>] -         The same expressions without different alias are not allowed.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-606">TAJO-606</a>] -         Statemachine visualization fails
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-607">TAJO-607</a>] -         Statemachine visualization fails
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-608">TAJO-608</a>] -         Statemachine visualization fails
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-609">TAJO-609</a>] -         PlannerUtil::getRelationLineage ignores PartitionedTableScanNode
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-610">TAJO-610</a>] -         Refactor Column class
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-619">TAJO-619</a>] -         SELECT count(1) after joins on text keys causes wrong plans
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-620">TAJO-620</a>] -         A join query can cause IndexOutOfBoundsException if one of tables is empty.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-628">TAJO-628</a>] -         The second stage of distinct aggregation can be scheduled to only one node.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-630">TAJO-630</a>] -         QueryMasterTask never finished when Internal error occurs.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-635">TAJO-635</a>] -         Improve tests of query semantic verification
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-638">TAJO-638</a>] -         QueryUnitAttempt causes Invalid event error: TA_UPDATE at TA_ASSIGNED
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-640">TAJO-640</a>] -         In inner join clause, empty table can cause a error by order-by clause.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-641">TAJO-641</a>] -         NPE in HCatalogStore.addTable()
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-645">TAJO-645</a>] -         Task.Reporter can cause NPE during reporting.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-646">TAJO-646</a>] -         TajoClient is blocked while main thread finished.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-647">TAJO-647</a>] -         Work unbalance on disk scheduling of DefaultScheduler 
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-650">TAJO-650</a>] -         Repartitioner::scheduleHashShuffledFetches should adjust the number of tasks
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-651">TAJO-651</a>] -         HcatalogStore should support (de)serialization of RCFile
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-652">TAJO-652</a>] -         logical planner cannot handle alias on partition columns
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-653">TAJO-653</a>] -         RCFileAppender throws IOException
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-655">TAJO-655</a>] -         QueryMaster sent "Select query" command to  TajoWorker,but the TajoWorker don't working
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-663">TAJO-663</a>] -         CREATE TABLE USING RAW doesn't throw ERROR
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-671">TAJO-671</a>] -         RangeParitionAlgorithm.computeCardinality() should return a positive value
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-672">TAJO-672</a>] -         Wrong progress status when overwrites to partition table
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-674">TAJO-674</a>] -         ExplainLogicalPlan can cause NPE when a query includes derived tables
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-679">TAJO-679</a>] -         TimestampDatum, TimeDatum, DateDatum should be able to be compared with NullDatum
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-682">TAJO-682</a>] -         RangePartitionAlgorithm should be improved to handle empty texts
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-687">TAJO-687</a>] -         TajoMaster should pass tajoConf to create catalogServer
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-689">TAJO-689</a>] -         NoSuchElementException occurs during assigning the leaf tasks
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-690">TAJO-690</a>] -         infinite loop occurs when rack task is assigning
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-692">TAJO-692</a>] -         Missing Null handling for INET4 in RowStoreUtil
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-693">TAJO-693</a>] -         StatusUpdateTransition in QueryUnitAttempt handles TA_UPDATE incorrectly
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-698">TAJO-698</a>] -         Error occurs when FUNCTION and IN statement are used together.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-701">TAJO-701</a>] -         Invalid bytes when creating BlobDatum with offset
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-705">TAJO-705</a>] -         CTAS always stores tables with CSV storage type into catalog
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-706">TAJO-706</a>] -         In the case of very quick query, client can't get query status.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-707">TAJO-707</a>] -         Jenkins build failure in TestNetTypes
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-712">TAJO-712</a>] -         Fix some bugs after database is supported
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-713">TAJO-713</a>] -         Missing INET4 in UniformRangePartition
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-716">TAJO-716</a>] -         Using column names actually aliased in aggregation functions can cause planning error.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-718">TAJO-718</a>] -         A group-by clause with the same columns but aliased causes planning error.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-719">TAJO-719</a>] -         JUnit test failures
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-729">TAJO-729</a>] -         PreLogicalPlanVerifier verifies distinct aggregation functions incorrectly.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-738">TAJO-738</a>] -         NPE occur when failed in QueryMaster's GlobalPlanner.build().  
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-739">TAJO-739</a>] -         A subquery with the same column alias caused planning error.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-741">TAJO-741</a>] -         GreedyHeuristicJoinOrderAlgorithm removes some join pairs.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-747">TAJO-747</a>] -         BroadCastJoin omits some data.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-748">TAJO-748</a>] -         Shuffle output numbers of join may be inconsistent.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-750">TAJO-750</a>] -         Join orders affects abnormal to the result data.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-754">TAJO-754</a>] -         failure of INSERT INTO may remove the target table.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-759">TAJO-759</a>] -         Fix findbug errors added recently.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-763">TAJO-763</a>] -         Out of range problem in utc_usec_to()
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-765">TAJO-765</a>] -         Incorrect Configuration Classpaths
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-777">TAJO-777</a>] -         Partition column in function parameter occurs NPE
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-786">TAJO-786</a>] -         TajoDataMetaDatabase::getSchemas creates invalid MetaDataTuple
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-787">TAJO-787</a>] -         FilterPushDownRule::visitSubQuery does not consider aliased columns.
+</li>
+</ul>
+                
+<h2>        Improvement
+</h2>
+<ul>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-9">TAJO-9</a>] -         Change the default intermediate data file format for hash repartitioning
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-16">TAJO-16</a>] -         Enable Tajo catalog to access Hive metastore.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-36">TAJO-36</a>] -         Improve ExternalSortExec with N-merge sort and final pass omission
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-135">TAJO-135</a>] -         Bump up hadoop to 2.2.0
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-138">TAJO-138</a>] -         Too many RPC connections in TajoWorker
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-146">TAJO-146</a>] -         Complex expressions in group-by clause should be supported
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-225">TAJO-225</a>] -         Separate TajoClient from tajo-core to an independent module
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-261">TAJO-261</a>] -         Rearrange default port numbers and config names.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-270">TAJO-270</a>] -         Boolean datum compatible to apache hive
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-274">TAJO-274</a>] -         Maintaining connectivity to Tajo master regardless of the restart of the Tajo master
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-275">TAJO-275</a>] -         Separating QueryMaster and TaskRunner roles in worker
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-279">TAJO-279</a>] -         Improving the query_executor page of web UI
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-286">TAJO-286</a>] -         Refactor TableDesc, TableMeta, and Fragment
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-287">TAJO-287</a>] -         Improve Fragment to be more generic
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-304">TAJO-304</a>] -         drop table command should not remove data files in default
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-305">TAJO-305</a>] -         Implement killQuery feature
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-307">TAJO-307</a>] -         Implement chr(int) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-308">TAJO-308</a>] -         Implement length(string) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-310">TAJO-310</a>] -         Make the DataLocation class as a separate class and move it to the tajo-core-storage package.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-314">TAJO-314</a>] -         Make TaskScheduler be pluggable
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-316">TAJO-316</a>] -         Improve GreedyHeuristicJoinOrderAlgorithm to deal with non-commutative joins
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-317">TAJO-317</a>] -         Improve TajoResourceManager to support more elaborate resource management
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-325">TAJO-325</a>] -         QueryState.NEW and QueryState.INIT should be combined into one state
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-336">TAJO-336</a>] -         Separate catalog stores into separate modules
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-339">TAJO-339</a>] -         Implement sin( x ) - returns the sine of x (x is in radians)
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-356">TAJO-356</a>] -         Improve TajoClient to directly get query results in the first request
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-381">TAJO-381</a>] -         Implement find_in_set function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-384">TAJO-384</a>] -         to_bin()
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-391">TAJO-391</a>] -         Change the default type of real values from FLOAT4 to FLOAT8 when parsing the user queries
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-399">TAJO-399</a>] -         Simple cast expression in function parameter does not work properly
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-402">TAJO-402</a>] -         Implement from_unixtime() function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-419">TAJO-419</a>] -         Add missing visitor methods of AlgebraVisitor and BaseAlgebraVisitor
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-421">TAJO-421</a>] -         Improve split for compression file
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-424">TAJO-424</a>] -         Make serializer/deserializer configurable in CSVFile
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-433">TAJO-433</a>] -         Improve integration with Hive
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-435">TAJO-435</a>] -         Improve intermediate file
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-455">TAJO-455</a>] -         Throw PlanningException when Creating table with Partition exception COLUMN
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-456">TAJO-456</a>] -         Separate tajo-jdbc and tajo-client from tajo-core-backend
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-458">TAJO-458</a>] -         Visit methods of LogicalPlanVisitor should take a query block as parameter
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-464">TAJO-464</a>] -         Rename the name 'partition', actually meaning shuffle to 'shuffle'.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-468">TAJO-468</a>] -         Implements task's detail info page in WEB UI
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-471">TAJO-471</a>] -         Extract ColumnPartitonUtils class for ColumnPartition rewrite
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-476">TAJO-476</a>] -         Add a test development kit for unit tests based on executions of queries
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-477">TAJO-477</a>] -         Rename killQuery of QMClientProtocol to closeQuery
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-478">TAJO-478</a>] -         Add request-patch-review.py that helps submitting patches to jira and reviewboard.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-497">TAJO-497</a>] -         Rearrange reserved and non-reserved keywords
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-499">TAJO-499</a>] -         Shorten the length of classpath in shell command
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-501">TAJO-501</a>] -         Rewrite the projection part of logical planning
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-516">TAJO-516</a>] -         Add default database name 'default' to Tajo
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-539">TAJO-539</a>] -         Change some EvalNode::eval to directly return a Datum value
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-543">TAJO-543</a>] -         InsertNode and CreateTableNode should play their roles
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-548">TAJO-548</a>] -         Investigate frequent  young gc
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-553">TAJO-553</a>] -         Add a method to the TajoClient to get finished query lists
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-562">TAJO-562</a>] -         ExternalSortExec should aware of available memory of container
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-564">TAJO-564</a>] -         Show execution block's progress in querydetail.jsp
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-573">TAJO-573</a>] -         Allow the same column in a schema
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-584">TAJO-584</a>] -         Improve distributed merge sort
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-589">TAJO-589</a>] -         Add fine grained progress indicator for each task
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-592">TAJO-592</a>] -         HCatalogStore should supports RCFile and default hive field delimiter.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-598">TAJO-598</a>] -         Refactoring Tajo RPC
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-601">TAJO-601</a>] -         Improve distinct aggregation query processing
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-614">TAJO-614</a>] -         Explaning a logical node should use ExplainLogicalPlanVisitor.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-616">TAJO-616</a>] -         SequenceFile support
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-634">TAJO-634</a>] -         ExecutionBlock must be sorted by start time in querydetail.jsp
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-644">TAJO-644</a>] -         Support quoted identifiers
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-665">TAJO-665</a>] -         sort buffer size must be dealt as long type values.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-670">TAJO-670</a>] -         Change daemon's hostname to canonical hostname
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-675">TAJO-675</a>] -         maximum frame size of frameDecoder should be increased
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-685">TAJO-685</a>] -         Add prerequisite to the document of network functions and operators
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-691">TAJO-691</a>] -         HashJoin or HashAggregation is too slow if there is many unique keys
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-714">TAJO-714</a>] -         Enable setting Parquet tuning parameters
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-717">TAJO-717</a>] -         Improve file splitting for large number of splits
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-725">TAJO-725</a>] -         Broadcast JOIN should supports multiple tables
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-728">TAJO-728</a>] -         Supports expressions in 'IN predicate'
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-732">TAJO-732</a>] -         Support executing LINUX shell command and HDFS command.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-735">TAJO-735</a>] -         Remove multiple SLF4J bindings message.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-737">TAJO-737</a>] -         Change version message when daemon starts up.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-743">TAJO-743</a>] -         Change the default resource allocation policy of leaf tasks
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-745">TAJO-745</a>] -         APIs in TajoClient and JDBC should be case sensitive.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-755">TAJO-755</a>] -         ALTER TABLESPACE LOCATION support
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-768">TAJO-768</a>] -         Improve the log4j configuration 
+</li>
+</ul>
+    
+<h2>        New Feature
+</h2>
+<ul>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-30">TAJO-30</a>] -         Parquet Integration
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-34">TAJO-34</a>] -         Outer Join
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-122">TAJO-122</a>] -         Add EXPLAIN clause to show a logical plan
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-176">TAJO-176</a>] -         Implement Tajo JDBC Driver
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-200">TAJO-200</a>] -         RCFile compatible to apache hive
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-206">TAJO-206</a>] -         Implement SQL Standard String Functions
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-217">TAJO-217</a>] -         Implement to_timestamp function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-306">TAJO-306</a>] -         Implement ascii(string) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-333">TAJO-333</a>] -         Add metric system to Tajo
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-341">TAJO-341</a>] -         Implement substr function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-342">TAJO-342</a>] -         Implement strpos(string, substring) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-343">TAJO-343</a>] -         Implement locate function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-350">TAJO-350</a>] -         Implement round, floor, ceil
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-353">TAJO-353</a>] -         Add Database support to Tajo
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-358">TAJO-358</a>] -         Implement initcap(string) function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-359">TAJO-359</a>] -         Implement lpad function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-361">TAJO-361</a>] -         Implement rpad function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-368">TAJO-368</a>] -         Implement quote_ident function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-377">TAJO-377</a>] -         Implement concat function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-378">TAJO-378</a>] -         Implement concat_ws function.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-449">TAJO-449</a>] -         Implement extract() function
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-474">TAJO-474</a>] -         Add query admin utility
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-480">TAJO-480</a>] -         Umbrella Jira for adding ALTER TABLE statement
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-574">TAJO-574</a>] -         Add a sort-based physical executor for column partition store
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-711">TAJO-711</a>] -         Add Avro storage support
+</li>
+</ul>
+                            
+<h2>        Task
+</h2>
+<ul>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-23">TAJO-23</a>] -         Remove the deprecated classes in tajo-rpc module and cleanup related things.
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-132">TAJO-132</a>] -         Add CDH profile to pom.xml
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-166">TAJO-166</a>] -         Automatic precommit test using Jenkins
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-265">TAJO-265</a>] -         Update installation guide and other documentation for 0.2 release
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-267">TAJO-267</a>] -         Implement equals() and deepEquals() functions at LogicalNode
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-271">TAJO-271</a>] -         Add MIT license to NOTICE.txt and LICENSE.txt for jquery and jsPlumb
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-276">TAJO-276</a>] -         Update LICENSE.txt and NOTICE.txt files
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-278">TAJO-278</a>] -         Add ASF License 2.0 header to *.jsp and web.xml files
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-280">TAJO-280</a>] -         Add a configuration to specify a location of worker logs
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-288">TAJO-288</a>] -         Correct NOTICE file and LICENSE.txt
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-315">TAJO-315</a>] -         Change the version of pom.xml to 0.8-incubating
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-319">TAJO-319</a>] -         Update homepage and bump up tajo version to 0.8
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-322">TAJO-322</a>] -         Documentation by version
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-457">TAJO-457</a>] -         Update committer list and contributor list
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-508">TAJO-508</a>] -         Apply findbugs-excludeFilterFile to TajoQA
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-512">TAJO-512</a>] -         (Umbrella) 0.8 Release Preparation
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-520">TAJO-520</a>] -         Move tajo-core-storage to tajo-storage
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-621">TAJO-621</a>] -         Add DOAP file for Tajo
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-622">TAJO-622</a>] -         Add TM mark and navigation links required for TLP project
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-632">TAJO-632</a>] -         add intellij idea projects files into git ignore
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-642">TAJO-642</a>] -         Change tajo documentation tool to sphinx
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-657">TAJO-657</a>] -         Missing table stat in RCFile
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-681">TAJO-681</a>] -         Embed sphinx rtd theme into tajo-docs
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-694">TAJO-694</a>] -         Bump up hadoop to 2.3.0
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-700">TAJO-700</a>] -         Update site, wikis, pom.xml and other resources to point to the new repository location
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-752">TAJO-752</a>] -         Escalate sub modules in tajo-core into the top-level modules
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-753">TAJO-753</a>] -         Clean up of maven dependencies
+</li>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-788">TAJO-788</a>] -         Update Tajo documentation and README, and BUILDING
+</li>
+</ul>
+        
+<h2>        Test
+</h2>
+<ul>
+<li>[<a href="https://issues.apache.org/jira/browse/TAJO-686">TAJO-686</a>] -         Integration test aborted
+</li>
+</ul>
+
+
+<iframe id="rdbIndicator" width="100%" height="270" border="0" src="./Apache Tajo 0.8.0 Release Notes_files/indicator.html" style="display: none; border: 0; position: fixed; left: 0; top: 0; z-index: 2147483647"></iframe></body></html>
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/tajo/blob/3c204f4b/tajo-project/src/site/site.xml
----------------------------------------------------------------------
diff --git a/tajo-project/src/site/site.xml b/tajo-project/src/site/site.xml
index 821dbad..df08267 100644
--- a/tajo-project/src/site/site.xml
+++ b/tajo-project/src/site/site.xml
@@ -43,8 +43,10 @@
   </bannerRight>
 
   <poweredBy>
+    <!--
     <logo name="ApacheCon 2014" href="http://events.linuxfoundation.org/events/apachecon-north-america"
           img="http://www.apache.org/events/current-event-328x78.png"/>
+    -->
     <logo name="Maven" href="http://maven.apache.org/" img="http://maven.apache.org/images/logos/maven-feather.png"/>
   </poweredBy>
 
@@ -86,9 +88,9 @@
 
     <menu name="Tajo">
       <item name="Overview" href="index.html" />
-      <item name="License" href="http://www.apache.org/licenses/" />
+      <item name="License" href="license.html" />
       <item name="Downloads" href="downloads.html" />
-      <item name="Getting Started" href="tajo-0.2.0-doc.html#GettingStarted" />
+      <item name="Getting Started" href="docs/0.8.0/getting_started.html" />
     </menu>
 
     <menu name="Community">
@@ -102,7 +104,7 @@
 
     <menu name="Documentation">
       <item name="Current (Dev)" href="docs/current/index.html" />
-      <item name="0.8.0-SNAPSHOT" href="docs/0.8.0/index.html" />
+      <item name="0.8.0" href="docs/0.8.0/index.html" />
       <item name="0.2.0-incubating release" href="tajo-0.2.0-doc.html" />
     </menu>
 
@@ -137,7 +139,9 @@
       <sideBarEnabled>true</sideBarEnabled>
       <sourceLineNumbersEnabled>false</sourceLineNumbersEnabled>
       <profile>production</profile>
-      <googleSearch />
+      <googleSearch>
+        <sitesearch>http://tajo.apache.org</sitesearch>
+      </googleSearch>
 
       <twitter>
         <user>ApacheTajo</user>