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https://issues.apache.org/jira/browse/HIVE-19432?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rajkumar Singh updated HIVE-19432:
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Attachment: HIVE-19432.patch
> HIVE-7575: GetTablesOperation is too slow if the hive has too many databases
> and tables
> ---------------------------------------------------------------------------------------
>
> Key: HIVE-19432
> URL: https://issues.apache.org/jira/browse/HIVE-19432
> Project: Hive
> Issue Type: Improvement
> Components: Hive, HiveServer2
> Affects Versions: 2.2.0
> Reporter: Rajkumar Singh
> Assignee: Rajkumar Singh
> Priority: Major
> Attachments: HIVE-19432.patch
>
>
> GetTablesOperation is too slow since it does not check for the authorization
> for databases and try pulling all the tables from all the databases using
> getTableMeta. for operation like follows
> {code}
> con.getMetaData().getTables("", "", "%", new String[] \{ "TABLE", "VIEW" });
> {code}
> build the getTableMeta call with wildcard *
> {code}
> metastore.HiveMetaStore: 8: get_table_metas : db=* tbl=*
> {code}
>
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