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Posted to dev@ranger.apache.org by "Ramachandran (Jira)" <ji...@apache.org> on 2022/12/12 11:57:00 UTC
[jira] [Commented] (RANGER-4012) getPolicyByName searches policy by serviceName, policyName simply by traverse all policies in RangerServicePoliciesCache instead of DB
[ https://issues.apache.org/jira/browse/RANGER-4012?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17646055#comment-17646055 ]
Ramachandran commented on RANGER-4012:
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[~madhan@apache.org] I guess We can use XXPolicy findPolicy(String policyName, String serviceName, String zoneName)
!getPolicyFromDB.png!
> getPolicyByName searches policy by serviceName, policyName simply by traverse all policies in RangerServicePoliciesCache instead of DB
> ----------------------------------------------------------------------------------------------------------------------------------------
>
> Key: RANGER-4012
> URL: https://issues.apache.org/jira/browse/RANGER-4012
> Project: Ranger
> Issue Type: Improvement
> Components: Ranger
> Reporter: Ramachandran
> Assignee: Ramachandran
> Priority: Major
> Attachments: Screenshot 2022-12-12 at 5.09.25 PM.png, Screenshot 2022-12-12 at 5.13.06 PM.png, getPolicyFromDB.png
>
>
> getPolicyByName searches policy by serviceName, policyName simply by traverse all policies in RangerServicePoliciesCache.
> We need to call the DB to fetch policy instead of calling RangerServicePoliciesCache
> !Screenshot 2022-12-12 at 5.09.25 PM.png!
>
> !Screenshot 2022-12-12 at 5.13.06 PM.png!
> However, It takes more time to search for policies from the cache when there are millions of policies
> As well as The above REST API sometimes gives stable data due to the deleted element is present in the Cache
>
>
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