Reporter: Viraj Bhat
Fix For: 0.9.0
In realistic scenarios we need to split a dataset into segments by using LIMIT,
and like to achieve that goal within the same pig script. Here is a case:
{code}
A = load '$DATA' using PigStorage(',') as (id, pvs);
B = group A by ALL;
C
: Viraj Bhat
I want to place the parameters of a Pig script in a param_file.
But instead of this file being in the local file system where I run my java
command, I want this to be on HDFS.
{code}
$ java -cp pig.jar org.apache.pig.Main -param_file hdfs://namenode/paramfile
myscript.pig
{code
Support to 2 level nested foreach
-
Key: PIG-1631
URL: https://issues.apache.org/jira/browse/PIG-1631
Project: Pig
Issue Type: New Feature
Affects Versions: 0.7.0
Reporter: Viraj Bhat
What I
Affects Versions: 0.7.0, 0.6.0, 0.5.0, 0.4.0
Reporter: Viraj Bhat
I have created a RANDOMINT function which generates random numbers between (0
and specified value), For example RANDOMINT(4) gives random numbers between 0
and 3 (inclusive)
{code}
$hadoop fs -cat rand.dat
f
g
h
i
j
k
l
, 0.1.0
Reporter: Viraj Bhat
I am hoping that in Pig if I type
{quote} c = cogroup a by foo, b by bar, the fields c.group, c.foo and c.bar
should all map to c.$0 {quote}
This would improve the readability of the Pig script.
Here's a real usecase:
{code}
---
pages = LOAD 'pages.dat
Versions: 0.7.0, 0.6.0
Reporter: Viraj Bhat
Fix For: 0.8.0
I have a Pig script of this form, which I used inside a workflow system such as
Oozie.
{code}
A = load '$INPUT' using PigStorage();
store A into '$OUTPUT';
{code}
I run this as with Multi-query optimization
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Viraj Bhat commented on PIG-1615:
-
I tested this on Pig 0.8, but with a downloaded version
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Viraj Bhat updated PIG-282:
---
Release Note:
This feature allows to specify Hadoop Partitioner for the following operations:
GROUP/COGROUP
)
Key: PIG-1586
URL: https://issues.apache.org/jira/browse/PIG-1586
Project: Pig
Issue Type: Bug
Affects Versions: 0.8.0
Reporter: Viraj Bhat
I have a Pig script as a template:
{code}
register Countwords.jar;
A = $INPUT;
B
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Viraj Bhat updated PIG-1586:
Description:
I have a Pig script as a template:
{code}
register Countwords.jar;
A = $INPUT;
B = FOREACH
: Pig
Issue Type: Bug
Components: impl
Affects Versions: 0.7.0, 0.6.0
Reporter: Viraj Bhat
Here is my directory structure on HDFS which I want to access using Pig.
This is a sample, but in real use case I have more than 100 of these
directories.
{code}
$ hadoop fs
Components: impl
Affects Versions: 0.7.0
Reporter: Viraj Bhat
I have a simple Pig script which uses the XMLLoader after the Piggybank is
built.
{code}
register piggybank.jar;
A = load '/user/viraj/capacity-scheduler.xml.gz' using
Issue Type: Bug
Affects Versions: 0.7.0
Reporter: Viraj Bhat
I am trying to use the MultiStorage piggybank UDF
{code}
register pig-svn/trunk/contrib/piggybank/java/piggybank.jar;
A = load '/user/viraj/largebucketinput.txt' using PigStorage('\u0001') as
(a,b,c);
STORE
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Viraj Bhat commented on PIG-1537:
-
Hi Olga, I have given the specific script with UDF's
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Viraj Bhat updated PIG-1537:
Description:
I have script which is of this pattern and it uses 2 StoreFunc's:
{code}
register loader.jar
Issue Type: Bug
Affects Versions: 0.7.0
Reporter: Viraj Bhat
I have script which is of this pattern and it uses 2 StoreFunc's:
{code}
register loader.jar
register piggy-bank/java/build/storage.jar;
%DEFAULT OUTPUTDIR /user/viraj/prunecol/
ss_sc_0 = LOAD '/data/click
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Viraj Bhat commented on PIG-1345:
-
Richard thanks for suggesting a workaround. The error
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Viraj Bhat commented on PIG-798:
Hi Ashutosh,
Yes that is possible, I know that we can do
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Viraj Bhat commented on PIG-1211:
-
Ashutosh, yes as more and more people adopt Pig
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Viraj Bhat commented on PIG-798:
Ashutosh thanks for clarifying, we will wait till that bug
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Viraj Bhat commented on PIG-1345:
-
Which release will PIG:908 be fixed?
Does it guarantee
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Viraj Bhat commented on PIG-1211:
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Ashutosh, I feel that the user may not be interested
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Viraj Bhat commented on PIG-1339:
-
Hi Ashutosh this does not work in trunk. I am using
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Viraj Bhat commented on PIG-798:
Hi Ashutosh,
The problem here is not about using the data
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Viraj Bhat updated PIG-798:
---
Affects Version/s: 0.6.0
0.5.0
0.4.0
0.3.0
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Viraj Bhat commented on PIG-1378:
-
har:// currently works in Pig 0.7 when the hdfs location
: Viraj Bhat
Fix For: 0.7.0
I am trying to use har (Hadoop Archives) in my Pig script.
I can use them through the HDFS shell
{noformat}
$hadoop fs -ls 'har:///user/viraj/project/subproject/files/size/data'
Found 1 items
-rw--- 5 viraj users1537234 2010-04-14 09:49
user/viraj
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Viraj Bhat updated PIG-1378:
Description:
I am trying to use har (Hadoop Archives) in my Pig script.
I can use them through the HDFS
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https://issues.apache.org/jira/browse/PIG-518?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12857157#action_12857157
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Viraj Bhat commented on PIG-518:
The above script generates the following error in Pig 0.7
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Viraj Bhat resolved PIG-518.
Fix Version/s: 0.7.0
Resolution: Fixed
LOBinCond exception in LogicalPlanValidationExecutor when
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https://issues.apache.org/jira/browse/PIG-829?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat resolved PIG-829.
Fix Version/s: 0.7.0
Resolution: Fixed
Pig 0.7 yields the correct result.
{code}
x = LOAD 'something
/jira/browse/PIG-1377
Project: Pig
Issue Type: Bug
Components: impl
Affects Versions: 0.6.0, 0.7.0
Reporter: Viraj Bhat
I have a Zebra script which generates huge amount of mappers around 400K. The
mapred.jobtracker.maxtasks.per.job is currently set
Issue Type: Bug
Components: impl
Affects Versions: 0.6.0, 0.7.0
Reporter: Viraj Bhat
Script loads data from BinStorage(), then flattens columns and then sorts on
the second column with order descending. The order by fails with the
ClassCastException
{code
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Viraj Bhat commented on PIG-756:
In Pig 0.7 we have moved local mode of Pig to local mode
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Viraj Bhat resolved PIG-756.
Resolution: Fixed
Fix Version/s: 0.7.0
https://issues.apache.org/jira/browse/PIG-1053 fixes this issue
Components: impl
Affects Versions: 0.6.0
Reporter: Viraj Bhat
For the purpose of easy debugging, I would be nice to find out where my
warnings are coming from is in the pig script.
The only known process is to comment out lines in the Pig script and see
Affects Versions: 0.6.0
Reporter: Viraj Bhat
There is a particular use-case in which someone specifies a column name to be
in International characters.
{code}
inputdata = load '/user/viraj/inputdata.txt' using PigStorage() as (あいうえお);
describe inputdata;
dump inputdata;
{code
Project: Pig
Issue Type: Bug
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Script reads in BinStorage data and tries to convert a column which is in
DataByteArray to Chararray.
{code}
raw = load 'sampledata' using BinStorage() as (col1,col2, col3);
--filter
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Viraj Bhat updated PIG-1341:
Component/s: impl
Summary: Cannot convert DataByeArray to Chararray and results
Issue Type: Bug
Components: impl
Affects Versions: 0.6.0
Reporter: Viraj Bhat
There is a particular case where I was running with the latest trunk of Pig.
{code}
$java -cp pig.jar:/home/path/hadoop20cluster org.apache.pig.Main testcase.pig
[main] INFO
]
Key: PIG-1308
URL: https://issues.apache.org/jira/browse/PIG-1308
Project: Pig
Issue Type: Bug
Reporter: Viraj Bhat
Fix For: 0.7.0
Simple script fails to read files from BinStorage() and fails
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Viraj Bhat updated PIG-1308:
Description:
Simple script fails to read files from BinStorage() and fails to submit jobs to
JobTracker
URL: https://issues.apache.org/jira/browse/PIG-1278
Project: Pig
Issue Type: Bug
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.7.0
I have a script which uses Map data, and runs a UDF, which creates random
numbers
---
Key: PIG-1281
URL: https://issues.apache.org/jira/browse/PIG-1281
Project: Pig
Issue Type: Improvement
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.8.0
This is more of an enhancement request, where we
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Viraj Bhat commented on PIG-1252:
-
A modified version of the script works, does this have
: Viraj Bhat
Fix For: 0.7.0
For a simple script the column pruner optimization removes certain columns from
the original relation, which results in wrong results.
Input file kv contains the following columns (tab separated)
{code}
a 1
a 2
a 3
b 4
c 5
c
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Viraj Bhat commented on PIG-1272:
-
Now with Pig 0.7 or trunk we have the following error
/browse/PIG-1263
Project: Pig
Issue Type: Bug
Components: impl
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.6.0
I have a Pig script which I am experimenting upon. [[Albeit this is not
optimized and can be done in variety
: Pig
Issue Type: Bug
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.7.0
I have script which uses split but somehow does not use one of the split
branch. The skeleton of the script is as follows
{code}
loadData = load '/user/viraj/zebradata' using
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https://issues.apache.org/jira/browse/PIG-1252?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat updated PIG-1252:
Description:
I have script which uses split but somehow does not use one of the split
branch. The skeleton
-
Key: PIG-1247
URL: https://issues.apache.org/jira/browse/PIG-1247
Project: Pig
Issue Type: Bug
Components: impl
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix
Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.7.0
I have a program which generates different types of Maps fields and stores it
into PigStorage.
{code}
A = load '/user/viraj/three.txt' using PigStorage();
B = foreach A generate ['a'#'12'] as b:map[], ['b'#['c'#'12']] as c
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Viraj Bhat reopened PIG-1194:
-
Hi Richard,
I ran the script attached on the ticket and found out that the map tasks fails
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Viraj Bhat commented on PIG-1131:
-
Olga I marked it as critical since we mention that Pig can
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Viraj Bhat commented on PIG-1131:
-
Ashutosh I was able to recreate a similar problem using
: documentation
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.7.0
To get help at the grunt shell I do the following:
grunttouchz
010-02-04 00:59:28,714 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR
1000: Error during parsing. Encountered IDENTIFIER touchz
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Viraj Bhat updated PIG-1174:
Fix Version/s: 0.7.0
Creation of output path should be done by storage function
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https://issues.apache.org/jira/browse/PIG-940?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat updated PIG-940:
---
Affects Version/s: (was: 0.3.0)
0.5.0
Fix Version/s: 0.7.0
Cross site HDFS
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Viraj Bhat updated PIG-531:
---
Fix Version/s: 0.5.0
Hi Olga,
I think we have a way to handle it in multi-query optimization
Affects Versions: 0.5.0, 0.6.0
Reporter: Viraj Bhat
Assignee: Richard Ding
Fix For: 0.6.0
Attachments: inputdata.txt
I have a simple Pig script which takes 3 columns out of which one is null.
{code}
input = load 'inputdata.txt' using PigStorage
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Viraj Bhat updated PIG-1194:
Attachment: inputdata.txt
Testdata to run with this script
ERROR 2055: Received Error while processing
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Viraj Bhat commented on PIG-1187:
-
Hi Jeff,
This is specific to the data we are using
Issue Type: Bug
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.6.0
I have a set of Pig statements which dump an international dataset.
{code}
INPUT_OBJECT = load 'internationalcode';
describe INPUT_OBJECT;
dump INPUT_OBJECT;
{code}
Sample output
(756a6196
Dear Hadoop and Pig Users,
This is just to let you know that the submission deadline for ICS'10 (
http://www.ics-conference.org/) is two weeks from today. ICS is a
premier forum for research in cloud/distributed computing and the most
of the work/research we do in CCDI. The CFP of the
Issue Type: Bug
Components: impl
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.6.0
Hi all,
I have a script which does 2 replicated joins in succession. Please note that
the inputs do not exist on the HDFS.
{code}
A = LOAD '/tmp/abc' USING
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Viraj Bhat updated PIG-1157:
Attachment: oomreplicatedjoin.pig
replicatedjoinexplain.log
Explain output and Pig script
Issue Type: Bug
Components: impl
Affects Versions: 0.7.0
Environment: Hadoop 20 cluster with multi-node installation
Reporter: Viraj Bhat
Fix For: 0.7.0
Hi all,
I have a Pig script where I set the parallelism using the following set
construct: set
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Viraj Bhat updated PIG-1144:
Attachment: brokenparallel.out
genericscript_broken_parallel.pig
Script and explain output
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Viraj Bhat commented on PIG-1144:
-
This happens on the real cluster, where the sorting job
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Viraj Bhat commented on PIG-1144:
-
Hi Daniel,
One more thing to note is that the Last Sort M
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Viraj Bhat commented on PIG-1144:
-
Hi Daniel,
Thanks again for your input. This is more
Affects Versions: 0.7.0
Reporter: Viraj Bhat
Priority: Critical
Fix For: 0.7.0
I have a simple script, which does a JOIN.
{code}
input1 = load '/user/viraj/junk1.txt' using PigStorage(' ');
describe input1;
input2 = load '/user/viraj/junk2.txt' using
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Viraj Bhat updated PIG-1131:
Attachment: simplejoinscript.pig
junk2.txt
junk1.txt
Dummy datasets and pig
Components: impl
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Priority: Minor
Fix For: 0.6.0
As a Hadoop user I want to control the Job name for my analysis via the command
line using the following construct::
java -cp pig.jar:$HADOOP_HOME/conf
Components: impl
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Priority: Minor
Fix For: 0.6.0
I have a Pig script in which I specify the number of records to limit as a long
type.
{code}
A = LOAD '/user/viraj/echo.txt' AS (txt:chararray);
B = LIMIT A 10L
Reporter: Viraj Bhat
Fix For: 0.5.0
Hi all,
I am looking at some tips for optimizing Pig programs (Pig Cookbook) using the
PARALLEL keyword.
http://hadoop.apache.org/pig/docs/r0.5.0/cookbook.html#Use+PARALLEL+Keyword
We know that currently Pig 0.5 uses Hadoop 20 (as its default
Project: Pig
Issue Type: Bug
Components: documentation
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.6.0
Hi all,
We have a host of Join optimizations that have been implemented recently in
Pig to improve performance
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https://issues.apache.org/jira/browse/PIG-1060?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12773744#action_12773744
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Viraj Bhat commented on PIG-1060:
-
Hi Ankur and Richard,
I have a script which demonstrates
Components: impl
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.6.0
I have 2 tab separated files, 1.txt and 2.txt
$ cat 1.txt
1 2
2 3
$ cat 2.txt
1 2
2 3
I use COGROUP feature of Pig
Project: Pig
Issue Type: Bug
Components: impl
Affects Versions: 0.5.0
Reporter: Viraj Bhat
Fix For: 0.5.0, 0.6.0
I have a data stored in a text file as:
{(4153E765)}
{(AF533765)}
I try reading it using PigStorage as:
{code}
A = load
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https://issues.apache.org/jira/browse/PIG-1031?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat updated PIG-1031:
Description:
I have a data stored in a text file as:
{(4153E765)}
{(AF533765)}
I try reading it using
---
Key: PIG-978
URL: https://issues.apache.org/jira/browse/PIG-978
Project: Pig
Issue Type: Bug
Affects Versions: 0.6.0
Reporter: Viraj Bhat
Fix For: 0.6.0
I have Pig script
Issue Type: Bug
Affects Versions: 0.6.0
Environment: Hadoop 18 and 20
Reporter: Viraj Bhat
Fix For: 0.6.0
Attachments: studenttab10k
I have a Pig script which moves the final output to another HDFS directory to
signal completion, so that another
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https://issues.apache.org/jira/browse/PIG-974?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat updated PIG-974:
---
Attachment: studenttab10k
Testdata
Issues with mv command when used after store when using -param_file/-param
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https://issues.apache.org/jira/browse/PIG-974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12758962#action_12758962
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Viraj Bhat commented on PIG-974:
It turns out that the problem was due to single quotes.
{code
Components: impl
Affects Versions: 0.3.0
Environment: Hadoop 20
Reporter: Viraj Bhat
Fix For: 0.3.0
I have a script which does the following.. access data from a remote HDFS
location (via a HDFS installed at:hdfs://remotemachine1.company.com/ ) [[as I
do
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https://issues.apache.org/jira/browse/PIG-940?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12749722#action_12749722
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Viraj Bhat commented on PIG-940:
One important point to add:
{code}
localmachine.company.com
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Key: PIG-919
URL: https://issues.apache.org/jira/browse/PIG-919
Project: Pig
Issue Type: Bug
Components: impl
Affects Versions: 0.3.0
Reporter: Viraj Bhat
Fix For: 0.3.0
I have a Pig
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https://issues.apache.org/jira/browse/PIG-919?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12742668#action_12742668
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Viraj Bhat commented on PIG-919:
This problem can be solved simply by casting the firstname
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https://issues.apache.org/jira/browse/PIG-913?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12740360#action_12740360
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Viraj Bhat commented on PIG-913:
The following works though..
{code}
data = LOAD '/user/viraj
Reporter: Viraj Bhat
Fix For: 0.3.0
Below pig script creates a tuple which contains 3 columns, 2 of which are
chararray's and the third column is a bag of constant chararray. The script
later projects the tuple within a bag.
{code}
a = load 'studenttab5' as (name, age, gpa);
b
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https://issues.apache.org/jira/browse/PIG-828?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat updated PIG-828:
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Attachment: tupleacc.pig
studenttab5
Input script and data.
Problem accessing a tuple within
Components: impl
Affects Versions: 0.3.0
Reporter: Viraj Bhat
Priority: Critical
Fix For: 0.3.0
Simple Pig script which uses Unicode characters in the PigStorage() constructor
fails with the following error:
{code}
studenttab = LOAD '/user/viraj
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https://issues.apache.org/jira/browse/PIG-816?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat updated PIG-816:
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Attachment: pig_1243043613713.log
Log file for detailed error message
PigStorage() does not accept Unicode
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https://issues.apache.org/jira/browse/PIG-656?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12710862#action_12710862
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Viraj Bhat commented on PIG-656:
Another pig parse issue when a udf was defined within
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https://issues.apache.org/jira/browse/PIG-656?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat reopened PIG-656:
Documentation should be updated on the eval keyword and what it actually does
otherwise the user can be lost
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https://issues.apache.org/jira/browse/PIG-656?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat updated PIG-656:
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Summary: Use of eval or any other keyword in the package hierarchy of a UDF
causes parse exception (was: Use
COUNT(*) does not work
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Key: PIG-812
URL: https://issues.apache.org/jira/browse/PIG-812
Project: Pig
Issue Type: Bug
Components: impl
Affects Versions: 0.2.0
Reporter: Viraj Bhat
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https://issues.apache.org/jira/browse/PIG-812?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat updated PIG-812:
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Attachment: studenttab10k
Input file
COUNT(*) does not work
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Key
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https://issues.apache.org/jira/browse/PIG-774?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12710619#action_12710619
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Viraj Bhat commented on PIG-774:
Hi Daniel,
For this patch to work, is it important to set
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