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[HIVE-6643] Add a check for cross products in plans and output a warning
...Now that we support old style join syntax, it is easy to write queries that generate a plan with a cross product.For e.g. say you have A join B join C join D on A.x = B.x and A.y = D.y and C...
, 2015-10-08, 02:11
[HIVE-6013] Supporting Quoted Identifiers in Column Names
...Hive's current behavior on Quoted Identifiers is different from the normal interpretation. Quoted Identifier (using backticks) has a special interpretation for Select expressions(as Regular ...
, 2015-09-02, 15:28
[HIVE-7000] Several issues with javadoc generation
...1.Ran 'mvn javadoc:javadoc -Phadoop-2'. Encountered several issues Generated classes are included in the javadoc generation fails in the top level hcatalog folder because its src...
, 2015-08-26, 00:59
[HIVE-6727] Table level stats for external tables are set incorrectly
...if you do the following:CREATE EXTERNAL TABLE anaylyze_external (a INT) LOCATION 'data/files/ext_test';describe formatted anaylyze_external;The table level stats are:Table Parameters: COLUMN...
, 2015-06-04, 01:37
[HIVE-10586] Plans for Queries with Select distinct and Windowing are incorrect
...Thanks to Yin Huai for pointing this out.The Plan generated has the GBy Operator(for the Select Distinct) placed below the PTFOp. One would expect the Select Distinct to happen last. Yin Hua...
, 2015-05-03, 17:21
[HIVE-10585] Range based Windowing is handled incorrectly for String types
...Thanks to Yin Huai for pointing this out.I think the thought for ordinal datatypes (like string) was to measure distance as the number of changed values. So 2 preceding would mean go b...
, 2015-05-03, 17:12
Re: VOTE Bylaw for having branch committers in hive
- [mail # dev]
...+1________________________________________From: Jason Dere Sent: Tuesday, February 17, 2015 12:51 PMTo: Subject: Re: VOTE Bylaw for having branch committers in hive+1On Feb 12, 2015, at 11:1...
, 2015-02-17, 23:02
[HIVE-6335] Dropping table after column stats are collected fails
...This is my test:set hive.stats.dbclass=jdbc:derby;create table A( x INT, y INT)ROW FORMAT DELIMITED FIELDS TERMINATED BY ',';load data local inpath '/Users/hbutani/Dropbox/Hive-D...
, 2014-11-20, 18:54
[HIVE-5556] Pushdown join conditions
...See details in HIVE-5555...
, 2014-11-17, 07:37
[HIVE-6031] explain subquery rewrite for where clause predicates
, 2014-11-17, 02:27
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