Arshad Matin created LENS-240:
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Summary: Explain for Hive query is taking time
Key: LENS-240
URL: https://issues.apache.org/jira/browse/LENS-240
Project: Apache Lens
Issue Type: Bug
Reporter: Arshad Matin
Query Fired from RestApi call
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27 Jan 2015 11:22:52,981 [lens-server-snapshotter] INFO
org.apache.lens.server.LensServices - SnapShot of Lens Services created
27 Jan 2015 11:24:03,445 [Grizzly-worker(30)] INFO
org.apache.lens.server.AuthenticationFilter - Request from user: null,
path=/queryapi/queries
27 Jan 2015 11:24:03,451 [Grizzly-worker(30)] INFO
org.apache.lens.server.query.QueryExecutionServiceImpl - Explain: <?xml
version="1.0" encoding="UTF-8"
standalone="yes"?><lensSessionHandle><publicId>94ed-a660e111111a</publicId><secretId>4a8f-a47d-11111afda</secretId></lensSessionHandle>
query:cube select field1 from cube where time_range_in(request_time,
'2014-12-01-01', '2014-12-04-01')
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Lens Server answered and closed the explain in 7 secs
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27 Jan 2015 11:24:11,502 [Grizzly-worker(30)] INFO
org.apache.lens.driver.hive.HiveDriver - No more results closing the query
27 Jan 2015 11:24:11,503 [Grizzly-worker(30)] INFO
org.apache.lens.driver.hive.HiveDriver - CloseQuery:
6e3e8512-a3d4-4c66-97d3-f43d10639b9d
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Since Explain is syn call.. client waited for 7 mins
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Minutes diff : 7
Seconds diff : 427
Millis diff : 427719
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Seems like formatting of query plan is taking time.
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