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[HIVE-3842] Remove redundant test codes - Hive - [issue]
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...Currently hive writes same test code again and again for each test, making test class huge (50k line for ql)....
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http://issues.apache.org/jira/browse/HIVE-3842
Author: Navis,
2013-01-04, 03:56
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[HIVE-3286] Explicit skew join on user provided condition - Hive - [issue]
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...Join operation on table with skewed data takes most of execution time handling the skewed keys. But mostly we already know about that and even know what is look like the skewed keys.If we ca...
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http://issues.apache.org/jira/browse/HIVE-3286
Author: Navis,
2013-01-04, 03:51
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[HIVE-3853] UDF unix_timestamp is deterministic if an argument is given, but it treated as non-deterministic preventing PPD - Hive - [issue]
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...unix_timestamp is declared as a non-deterministic function. But if user provides an argument, it makes deterministic result and eligible to PPD....
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http://issues.apache.org/jira/browse/HIVE-3853
Author: Navis,
2013-01-04, 03:38
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[HIVE-3431] Resources on non-local file system should be downloaded to temporary directory sometimes - Hive - [issue]
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..."add resource <remote-uri>" command downloads the resource file to location specified by conf "hive.downloaded.resources.dir" in local file system. But when the command above is execut...
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http://issues.apache.org/jira/browse/HIVE-3431
Author: Navis,
2013-01-02, 02:02
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[HIVE-3841] Sampling in previous MR for range partitioning of next RS - Hive - [issue]
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...Currently hive enforces single reducer for order by clause, which can be performance bottleneck. If sampling could be done on ordering key at previous MR stage, multiple reducers could be as...
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http://issues.apache.org/jira/browse/HIVE-3841
Author: Navis,
2012-12-28, 01:42
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[HIVE-3051] JDBC cannot find metadata for tables/columns containing uppercase character - Hive - [issue]
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...create table TEST_TABLE ( ... );...ResultSet rs = databaseMetaData.getColumns(null, null, "TEST_TABLE", null); // emptyTrivial, but hive shell or thrift client accepts above use-case by conv...
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http://issues.apache.org/jira/browse/HIVE-3051
Author: Navis,
2012-12-19, 07:38
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[HIVE-3401] Diversify grammar for split sampling - Hive - [issue]
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...Current split sampling only supports grammar like TABLESAMPLE(n PERCENT). But some users wants to specify just the size of input. It can be easily calculated with a few commands but it seeme...
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http://issues.apache.org/jira/browse/HIVE-3401
Author: Navis,
2012-12-19, 07:05
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[HIVE-3315] Propagates filters which are on the join condition transitively - Hive - [issue]
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...explain select src1.key from src src1 join src src2 on src1.key=src2.key and src1.key < 100;In this case, filter on join condition src1.key < 100 can be propagated transitively to src2...
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http://issues.apache.org/jira/browse/HIVE-3315
Author: Navis,
2012-12-19, 07:04
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[HIVE-3218] Stream table of SMBJoin/BucketMapJoin with two or more partitions is not handled properly - Hive - [issue]
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...drop table hive_test_smb_bucket1;drop table hive_test_smb_bucket2;create table hive_test_smb_bucket1 (key int, value string) partitioned by (ds string) clustered by (key) sorted by (key) int...
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http://issues.apache.org/jira/browse/HIVE-3218
Author: Navis,
2012-12-19, 07:03
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[HIVE-3219] BucketizedHiveInputFormat should be automatically used with SMBJoin - Hive - [issue]
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...For SMBJoin, BucketizedHiveInputFormat should(could?) be used with set command.set hive.input.format = org.apache.hadoop.hive.ql.io.BucketizedHiveInputFormat;But this affects all of the MR t...
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http://issues.apache.org/jira/browse/HIVE-3219
Author: Navis,
2012-12-19, 07:03
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