[
https://issues.apache.org/jira/browse/PIG-4432?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Anthony Hsu updated PIG-4432:
-----------------------------
Description:
To reproduce:
{code:title=testValueList.txt}
['a'#('foo')]
['b'#('bar')]
{code}
{code:title=testValueList.pig}
a = load 'testValueList.txt' as (map[(chararray)]);
b = foreach a generate VALUELIST($0); -- or use VALUESET (same problem)
describe b;
{code}
Run the Pig script:
{code}
pig testValueList.pig
{code}
Expected:
{code}
b: {{(val_0: chararray)}}
{code}
Actual:
{code}
b: {{()}}
{code}
was:
To reproduce:
{code:title=testValueList.txt}
['a'#('foo')]
['b'#('bar')]
{code}
{code:title=testValueList.pig}
a = load 'testValueList.txt' as (map[(chararray)]);
b = foreach a generate VALUELIST($0);
describe b;
{code}
Run the Pig script:
{code}
pig testValueList.pig
{code}
Expected:
{code}
b: {{(val_0: chararray)}}
{code}
Actual:
{code}
b: {{()}}
{code}
> Built-in VALUELIST and VALUESET UDFs do not preserve the schema when the map
> value type is a complex type
> ---------------------------------------------------------------------------------------------------------
>
> Key: PIG-4432
> URL: https://issues.apache.org/jira/browse/PIG-4432
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.11.1
> Reporter: Anthony Hsu
> Assignee: Anthony Hsu
> Fix For: 0.15.0
>
> Attachments: pig-4432.patch
>
>
> To reproduce:
> {code:title=testValueList.txt}
> ['a'#('foo')]
> ['b'#('bar')]
> {code}
> {code:title=testValueList.pig}
> a = load 'testValueList.txt' as (map[(chararray)]);
> b = foreach a generate VALUELIST($0); -- or use VALUESET (same problem)
> describe b;
> {code}
> Run the Pig script:
> {code}
> pig testValueList.pig
> {code}
> Expected:
> {code}
> b: {{(val_0: chararray)}}
> {code}
> Actual:
> {code}
> b: {{()}}
> {code}
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