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[HIVE-4209] Cache evaluation result of deterministic expression and reuse it - Hive - [issue]
...For example, select key from src where key + 1 > 100 AND key + 1 < 200 limit 3;key + 1 need not to be evaluated twice....
http://issues.apache.org/jira/browse/HIVE-4209    Author: Navis, 2013-05-10, 05:55
[HIVE-4484] Current hive is slower than previous versions - Hive - [issue]
...Comparing logs for various patches, I've found query execution become slower than before. For example, (picked not-changed tests)ppr_pushdown.q135~140 sec : 2012-03-27 ~ 2012-07-17140~160 se...
http://issues.apache.org/jira/browse/HIVE-4484    Author: Navis, 2013-05-03, 02:59
[HIVE-4068] Size of aggregation buffer which uses non-primitive type is not estimated correctly - Hive - [issue]
...Currently, hive assumes an aggregation buffer which holds a map is occupying just 256 byte (fixed). If it's bigger than that in real, OutOfMemoryError can be thrown (especially for >1k bu...
http://issues.apache.org/jira/browse/HIVE-4068    Author: Navis, 2013-04-28, 18:05
[HIVE-4437] Missing file on HIVE-4068 - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-4437    Author: Navis, 2013-04-28, 18:05
[HIVE-4412] PTFDesc tries serialize transient fields like OIs, etc. - Hive - [issue]
...windowing_expression.q shows warning messages like this.java.lang.InstantiationException: org.apache.hadoop.hive.serde2.objectinspector.primitive.WritableConstantDoubleObjectInspectorContinu...
http://issues.apache.org/jira/browse/HIVE-4412    Author: Navis, 2013-04-26, 18:38
[HIVE-4181] Star argument without table alias for UDTF is not working - Hive - [issue]
...select explode as x from src; thorwsjava.lang.NullPointerException at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genUDTFPlan(SemanticAnalyzer.java:5344) at org.apache.hadoop.hive.ql.pa...
http://issues.apache.org/jira/browse/HIVE-4181    Author: Navis, 2013-04-26, 04:24
[HIVE-4295] Lateral view makes invalid result if CP is disabled - Hive - [issue]
...For example,>SELECT src.key, myKey, myVal FROM src lateral view explode(map(1,'one',2,'two',3,'three')) x AS myKey,myVal LIMIT 3;238 1 one238 2 two238 3 threeAfter CP disabled,>SELECT ...
http://issues.apache.org/jira/browse/HIVE-4295    Author: Navis, 2013-04-23, 19:23
[HIVE-4397] Show stage dependency as a tree - Hive - [issue]
...HIVE-4258 logs logical plan. Tried same thing to tasks.For auto_join31.qSTAGE DEPENDENCIES:  Stage-1 is a root stage  Stage-8 depends on stages: Stage-1, Stage-4, Stage-5...
http://issues.apache.org/jira/browse/HIVE-4397    Author: Navis, 2013-04-22, 10:47
[HIVE-4294] Single sourced multi query cannot handle lateral view - Hive - [issue]
...For example,hive> explain from src     > select key, C lateral view explode(array(key, value)) A as C;FAILED: ParseException line 3:22 missing EOF at 'view' near 'latera...
http://issues.apache.org/jira/browse/HIVE-4294    Author: Navis, 2013-04-15, 22:44
[HIVE-4314] Result of mapjoin_test_outer.q is not deterministic - Hive - [issue]
...Shows different result between hadoop-20 and hadoop-23...
http://issues.apache.org/jira/browse/HIVE-4314    Author: Navis, 2013-04-09, 21:15
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