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Re: How to load phpmyadmin dump .sql file into hive ? - Hive - [mail # user]
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...Hi Sagar, Is your data in a flat file or is it in a relational database? If your data is in a relational database, you can use sqoop to import the data into a Hive warehouse. You can f...
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Author: Shreepadma Venugopalan,
2012-10-28, 18:03
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Re: Indexes - Hive - [mail # user]
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...Forgot to add to the previous email, HIVE-1644 added support to have filters use indexes. Thanks, Shreepadma On Tue, Oct 23, 2012 at 11:48 AM, Shreepadma Venugopalan wrote:...
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Author: Shreepadma Venugopalan,
2012-10-23, 19:03
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Re: Indexes - Hive - [mail # user]
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...Hi Peter, Indexing support was added to Hive in 0.7 and in 0.8 the query compiler was enhanced to optimized some class of queries (certain group bys and joins) using indexes. Assuming ...
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Author: Shreepadma Venugopalan,
2012-10-23, 18:48
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Re: Implementing a star schema (facts & dimension model) - Hive - [mail # user]
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...Hi Austin, Bejoy summarized it well. Even though Hive doesn't have referencial integrity constraints, if you are loading data from MySQL that has referencial integrity constraint, Hive...
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Author: Shreepadma Venugopalan,
2012-10-22, 18:01
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[HIVE-3602] Provide ability to roll up column stats from specific partitions - Hive - [issue]
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...When executing query on a partitioned table it becomes necessary to combine the statistics from different partitions to know about the combined data distribution. For eg., consider a table w...
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http://issues.apache.org/jira/browse/HIVE-3602
Author: Shreepadma Venugopalan,
2012-10-20, 19:09
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[HIVE-3523] Hive info logging is broken - Hive - [issue]
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...Hive Info logging is broken on trunk. hive -hiveconf hive.root.logger=INFO,console doesn't print the output of LOG.info statements to the console....
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http://issues.apache.org/jira/browse/HIVE-3523
Author: Shreepadma Venugopalan,
2012-10-19, 15:48
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[HIVE-3443] Hive Metatool should take serde_param_key from the user to allow for changes to avro serde's schema url key - Hive - [issue]
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...Hive Metatool should take serde_param_key from the user to allow for chanes to avro serde's schema url key. In the past "avro.schema.url" key used to be called "schema.url"....
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http://issues.apache.org/jira/browse/HIVE-3443
Author: Shreepadma Venugopalan,
2012-09-21, 06:49
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Column Statistics support in Hive - Hive - [mail # dev]
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...I've put together a proposal describing changes to Hive's metastore and Thrift API to support statistics at the level of a column in a Hive table/partition. Please bear in mind that this pro...
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Author: Shreepadma Venugopalan,
2012-07-09, 21:30
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[HIVE-3241] GenericUDAF when packaged as a JAR raises IllegalAccessException unless the JAR is placed in lib dir - Hive - [issue]
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...GenericUDAFEvaluator has a member variable "Mode" which is protected. Accessing mode in a GenericUDAF class raises IllegalAccessException when packaged as a jar. This looks like a class load...
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http://issues.apache.org/jira/browse/HIVE-3241
Author: Shreepadma Venugopalan,
2012-07-06, 22:32
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[HIVE-3038] Query with order by clause fails during semantic analysis when ordering column is not referenced in the select list - Hive - [issue]
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...Query with order by/sort by clause fails unless ordering/sorting column is referenced in the select list. Consider the following example,CREATE TABLE serde_regex( host STRING,&nbs...
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http://issues.apache.org/jira/browse/HIVE-3038
Author: Shreepadma Venugopalan,
2012-05-18, 20:06
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