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[PIG-2553] Pig shouldn't allow attempts to write multiple relations into same directory - Pig - [issue]
...We've seen multiple occasions where users accidentally try to store 2 or more different relations to the same destination directory. Currently, this passes the Pig planner and fails on MR si...
http://issues.apache.org/jira/browse/PIG-2553    Author: Dmitriy V. Ryaboy, 2013-02-18, 06:04
[PIG-2923] Lazily register bags with SpillableMemoryManager - Pig - [issue]
...Currently, all Spillable DataBags get registered by the BagFactory at the moment of creation. In practice, a lot of these bags will not get large enough to be worth spilling; we can avoid a ...
http://issues.apache.org/jira/browse/PIG-2923    Author: Dmitriy V. Ryaboy, 2013-01-29, 19:41
[PIG-2857] Add a -tagPath option to PigStorage - Pig - [issue]
...We recently added a "-tagSource" option to PigStorage, which allows us to add filenames from which records come to the returned tuples.Often, users want the whole path, not just the source f...
http://issues.apache.org/jira/browse/PIG-2857    Author: Dmitriy V. Ryaboy, 2012-12-13, 19:59
[PIG-3044] Trigger POPartialAgg compaction under GC pressure - Pig - [issue]
...If partial aggregation is turned on in pig 10 and 11, 20% (by default) of the available heap can be consumed by the POPartialAgg operator. This can cause memory issues for jobs that use all,...
http://issues.apache.org/jira/browse/PIG-3044    Author: Dmitriy V. Ryaboy, 2012-12-10, 21:26
[PIG-2204] Allow passing arguments to custom Partitioners - Pig - [issue]
...Currently, this works:y = group x by $0 partition by MyPartitioner PARALLEL 2;However, passing an argument to the partitioner constructor does not work, and dies with a misleading error:y = ...
http://issues.apache.org/jira/browse/PIG-2204    Author: Dmitriy V. Ryaboy, 2012-12-06, 22:17
[PIG-2474] DuplicateForEachColumnRewrite fails in some pig scripts - Pig - [issue]
...The following script fails:l = load 'tmp/t' as (key:int, v1, v2);              g = group l by key;                 ...
http://issues.apache.org/jira/browse/PIG-2474    Author: Dmitriy V. Ryaboy, 2012-10-31, 17:19
[PIG-2900] Streaming should provide conf settings in the environment - Pig - [issue]
...Hadoop Streaming converts jobconf properties into environment variables; Pig streaming does not. This is a useful feature that Pig streaming should provide....
http://issues.apache.org/jira/browse/PIG-2900    Author: Dmitriy V. Ryaboy, 2012-10-24, 23:46
[PIG-2710] Implement Naive CUBE operator - Pig - [issue]
...The Naive CUBE operator is just syntactic sugar for the CubeDimensions UDFS followed by a flatten+group-by....
http://issues.apache.org/jira/browse/PIG-2710    Author: Dmitriy V. Ryaboy, 2012-10-22, 19:44
[PIG-2925] Extremely long JobConf values should not be added to Streaming environment - Pig - [issue]
...PIG-2900 made Pig match Hadoop's practice of making all JobConf properties available as environment variables for pig streaming. As it happens, ProcessBuilder creates a long string with all ...
http://issues.apache.org/jira/browse/PIG-2925    Author: Dmitriy V. Ryaboy, 2012-10-15, 21:43
[PIG-2918] Avoid Spillable bag overhead where possible - Pig - [issue]
...We use BagFactory.newDefaultBag() liberally, and pay a price – each such bag registers with the spillable memory manager, and if we allocate a lot of tiny bags, we wind up paying for m...
http://issues.apache.org/jira/browse/PIG-2918    Author: Dmitriy V. Ryaboy, 2012-09-15, 03:45
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB