New logical plan: Should not push up filter in front of Bincond
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Key: PIG-1935
URL: https://issues.apache.org/jira/browse/PIG-1935
Project: Pig
Issue Type: Bug
Components: impl
Affects Versions: 0.8.0
Reporter: Daniel Dai
Assignee: Daniel Dai
Fix For: 0.8.0
The following script produce wrong result:
{code}
data = LOAD 'data.txt' using PigStorage() as (referrer:chararray,
canonical_url:chararray, ip:chararray);
best_url = FOREACH data GENERATE ((canonical_url != '' and canonical_url is not
null) ? canonical_url : referrer) AS url, ip;
filtered = FILTER best_url BY url == 'badsite.com';
dump filtered;
{code}
data.txt:
badsite.com 127.0.0.1
goodsite.com/1?foo=true goodsite.com 127.0.0.1
Expected:
(badsite.com,127.0.0.1)
We get nothing.
Thanks Corbin Hoenes for reporting.
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