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https://issues.apache.org/jira/browse/HIVE-25336?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17381205#comment-17381205
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Anishek Agarwal commented on HIVE-25336:
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dont think you can get all table definitions at once, can lead to memory
pressure on HMS, some form of batching however would make sense. or lazy
loading.
> Use single call to get tables in DropDatabaseAnalyzer
> -----------------------------------------------------
>
> Key: HIVE-25336
> URL: https://issues.apache.org/jira/browse/HIVE-25336
> Project: Hive
> Issue Type: Improvement
> Reporter: Ayush Saxena
> Assignee: Ayush Saxena
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Optimise
> org.apache.hadoop.hive.ql.ddl.database.drop.DropDatabaseAnalyzer.analyzeInternal(DropDatabaseAnalyzer.java:61),
> where it fetches entire tables one by one. Move to a single call. This could
> save around 20+ seconds when large number of tables are present.
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