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https://issues.apache.org/jira/browse/HIVE-4582?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Haitian updated HIVE-4582:
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Description:
I have two ways to write hive scripts:
1. Use "hive -f " to execute the scripts.q which have dozens of hiveQL.
2. Directly execute the scripts.sh which have dozens of hive -e "hiveQL".
Which way has better efficiency?
Another question, I cannot find hive optimization rules like Pig,where is hive
optimization rules?
was:
I have two ways to write hive scripts:
1. Use "hive -f " to execute the scripts.q which have dozens of hiveQL.
2. Directly execute the scripts.sh which have dozens of hive -e "hiveQL".
Which way has better efficiency?
Another question, I cannot find hive optimise rules like Pig,where is hive
optimise rules?
> -e -f efficiency and hive optimization rules
> --------------------------------------------
>
> Key: HIVE-4582
> URL: https://issues.apache.org/jira/browse/HIVE-4582
> Project: Hive
> Issue Type: Test
> Environment: hive-0.10.0
> Reporter: Haitian
>
> I have two ways to write hive scripts:
> 1. Use "hive -f " to execute the scripts.q which have dozens of hiveQL.
> 2. Directly execute the scripts.sh which have dozens of hive -e "hiveQL".
> Which way has better efficiency?
> Another question, I cannot find hive optimization rules like Pig,where is
> hive optimization rules?
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