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Re: How to filter by pig datatype? - Pig - [mail # user]
...Hi,  Just in case, can you execute: DESCRIBE data; As per my understanding a relation has a schema for all rows and it cannot have a schema per row. I guess that you will have to treat ...
   Author: Ruslan Al-Fakikh, 2012-11-22, 12:11
Re: distributed cache - Pig - [mail # user]
...Maybe this is what you are looking for: http://ofps.oreilly.com/titles/9781449302641/advanced_pig_latin.html see "Replicated join"   On Tue, Nov 13, 2012 at 11:46 AM, yingnan.ma  w...
   Author: Ruslan Al-Fakikh, 2012-11-14, 19:44
[expand - 1 more] - Re: AvroStorage compression ratio - Pig - [mail # user]
...For me it was:  27.5G for uncompressed tab-delimited plain txt when compressed: Format Size sequence files 1.6G avro deflate with level 1 2.9G avro deflate with level 5 2.4G avro def...
   Author: Ruslan Al-Fakikh, 2012-10-23, 13:31
[expand - 1 more] - Re: debug feature?? - Pig - [mail # user]
...As for: I remember there was some discussion on this in the past. Actually this is not trivial. What would it do if you changed a UDF internal code, for example? How would it know that it sh...
   Author: Ruslan Al-Fakikh, 2012-10-22, 12:55
Re: Decide if function is algebraic at planning phase - Pig - [mail # user]
...Hi!  Out of curiosity: what for? Algebraic works faster in most cases.  Possible solutions: 1) Maybe you can disable the use of combiner or something else that is related. Maybe if...
   Author: Ruslan Al-Fakikh, 2012-10-09, 07:34
[expand - 2 more] - Re: Input and output path - Pig - [mail # user]
...MiaoMiao, Mohit,  If we are talking about embedding Pig into Python, I'd like to add that we can also embed Pig into Java using PigServer http://wiki.apache.org/pig/EmbeddedPig  Mi...
   Author: Ruslan Al-Fakikh, 2012-09-13, 21:04
Re: loading data to mysql using pig - Pig - [mail # user]
...Hi,  Probably DBStorage is more convenient (I haven't tried it), but you can also you Sqoop if you are ok with storing data to HDFS first and then using Sqoop to insert data to MySql &n...
   Author: Ruslan Al-Fakikh, 2012-09-10, 23:12
Re: Storing field in a bag - Pig - [mail # user]
...Hi, Mohit,  http://pig.apache.org/docs/r0.7.0/piglatin_ref2.html#STORE I guess you can only STORE relations, not fields, etc  Ruslan  On Mon, Sep 10, 2012 at 9:53 PM, Mohit An...
   Author: Ruslan Al-Fakikh, 2012-09-10, 23:05
[expand - 2 more] - Re: Custom DB Loader UDF - Pig - [mail # user]
...Terry, Russell,  Just a proposal: maybe it should be added to DBStorage? http://pig.apache.org/docs/r0.8.1/api/org/apache/pig/piggybank/storage/DBStorage.html As far as I know it only s...
   Author: Ruslan Al-Fakikh, 2012-08-31, 23:50
Re: Project the last field of a tuple - Pig - [mail # user]
...Hi Fabian,  I don't know whether there is a built-in feature for this, but here is the idea: try to load the whole line as one field (ignoring the delimiter at this step) and then try t...
   Author: Ruslan Al-Fakikh, 2012-08-23, 14:09
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