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[HIVE-3578] Multiple-table selection support - Hive - [issue]
...Support syntax of select from multiple tables. This kind of syntax is used in many customer case and standard benchmarks (TPC-H, TPC-DS) e.g.select * from t1,t2 where t1.c = t2.z;...
http://issues.apache.org/jira/browse/HIVE-3578    Author: Shengsheng Huang, 2012-10-15, 07:56
[HIVE-3577] Subquery Unnesting - Hive - [issue]
...Hive requires subquery to be used only in the FROM clause. But real-world queries can be much more complex and subqueries could appear in WHERE, having and SELECT clauses. Many of such subqu...
http://issues.apache.org/jira/browse/HIVE-3577    Author: Shengsheng Huang, 2012-10-15, 07:54
[HIVE-3561] Build a full SQL-compliant parser for Hive - Hive - [issue]
...To build a full SQL compliant engine on Hive, we'll need a full SQL complant parser. The current Hive parser missed a lot of grammar units from standard SQL. To support full SQL there're pos...
http://issues.apache.org/jira/browse/HIVE-3561    Author: Shengsheng Huang, 2012-10-12, 16:48
[HIVE-3472] Build An Analytical SQL Engine for MapReduce - Hive - [issue]
...While there are continuous efforts in extending Hive’s SQL support (e.g., see some recent examples such as HIVE-2005 and HIVE-2810), many widely used SQL constructs are still not supported i...
http://issues.apache.org/jira/browse/HIVE-3472    Author: Shengsheng Huang, 2012-10-12, 16:36
[HIVE-3199] support select distinct * - Hive - [issue]
...Error is reported when running query "select distinct * from t". It is a common feature that is better to be supported.Did some investigation about this issue. In current implementation "sel...
http://issues.apache.org/jira/browse/HIVE-3199    Author: Shengsheng Huang, 2012-06-29, 07:59
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