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From "Nick Dimiduk (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-7690) Improve metadata printing in HFilePrettyPrinter
Date Sat, 23 Feb 2013 01:09:13 GMT

     [ https://issues.apache.org/jira/browse/HBASE-7690?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Nick Dimiduk updated HBASE-7690:
--------------------------------

    Status: Patch Available  (was: Open)
    
> Improve metadata printing in HFilePrettyPrinter
> -----------------------------------------------
>
>                 Key: HBASE-7690
>                 URL: https://issues.apache.org/jira/browse/HBASE-7690
>             Project: HBase
>          Issue Type: Improvement
>          Components: HFile
>            Reporter: Nick Dimiduk
>            Assignee: Nick Dimiduk
>            Priority: Minor
>         Attachments: 0001-HBASE-7690-Improve-printing-of-HFile-metadata.patch, 0001-HBASE-7690-Improve-printing-of-HFile-metadata.patch
>
>
> The pretty printer could do a better job with metadata. For example:
> {noformat}
> ...
> Fileinfo:
>     BULKLOAD_SOURCE_TASK = attempt_201301272014_0001_r_000000_0
>     BULKLOAD_TIMESTAMP = \x00\x00\x01<\x7FcG\x8E
>     DELETE_FAMILY_COUNT = \x00\x00\x00\x00\x00\x00\x00\x00
>     EARLIEST_PUT_TS = \x00\x00\x01<\x7Fc&F
>     EXCLUDE_FROM_MINOR_COMPACTION = \x00
>     KEY_VALUE_VERSION = \x00\x00\x00\x01
>     MAJOR_COMPACTION_KEY = \xFF
>     MAX_MEMSTORE_TS_KEY = \x00\x00\x00\x00\x00\x00\x00\x00
>     TIMERANGE = 1359346869830....1359346869830
>     hfile.AVG_KEY_LEN = 19
>     hfile.AVG_VALUE_LEN = 2
>     hfile.LASTKEY = \x00\x04row9\x01dc2\x00\x00\x01<\x7Fc&F\x04
> ...
> {noformat}
> May of these fields could be cleaned up to print in human-readable values.

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