Gang Tim Liu created HIVE-3917: ---------------------------------- Summary: Support fast operation for analyze command Key: HIVE-3917 URL: https://issues.apache.org/jira/browse/HIVE-3917 Project: Hive Issue Type: Improvement Components: Statistics Affects Versions: 0.11.0 Reporter: Gang Tim Liu Assignee: Gang Tim Liu
hive supports analyze command to gather statistics from existing tables/partition https://cwiki.apache.org/confluence/display/Hive/StatsDev#StatsDev-ExistingTables It collects: 1. Number of Rows 2. Number of files 3. Size in Bytes If table/partition is big, the operation would take time since it will open all files and scan all data. It would be nice to support fast operation to gather statistics which doesn't require to open all files like 1.. Number of files 2. Size in Bytes -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira