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https://issues.apache.org/jira/browse/DERBY-2057?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mike Matrigali resolved DERBY-2057.
-----------------------------------

    Resolution: Fixed

patch submitted to trunk, marking issue fixed.

> SYSCS_UTIL.SYSCS_INPLACE_COMPRESS_TABLE documentation or implementation error 
> on its arguments.
> -----------------------------------------------------------------------------------------------
>
>                 Key: DERBY-2057
>                 URL: https://issues.apache.org/jira/browse/DERBY-2057
>             Project: Derby
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 10.2.1.6, 10.3.0.0
>         Environment: Any
>            Reporter: Yip Ng
>         Assigned To: Yip Ng
>             Fix For: 10.3.0.0
>
>         Attachments: derby2057-trunk-diff01.txt, derby2057-trunk-diff02.txt, 
> derby2057-trunk-stat01.txt, derby2057-trunk-stat02.txt
>
>
> There seems to be an error on the SYSCS_UTIL.SYSCS_INPLACE_COMPRESS_TABLE 
> documentation or the implementation itself when passing the following 
> arguments:
> PURGE_ROWS
>     If PURGE_ROWS is set to a *non-zero* value, then a single pass is made 
> through the table which will purge committed deleted rows from the table.
> <snip>
> DEFRAGMENT_ROWS
>     If DEFRAGMENT_ROWS is set to a *non-zero* value, then a single defragment 
> pass is made which will move existing rows from the end of the table towards 
> the front of the table.
> <snip>
> TRUNCATE_END
>     If TRUNCATE_END is set to a *non-zero* value, then all contiguous pages 
> at the end of the table will be returned to the operating system.
> <snip>
> The implementation only checks if the above arguments are 1s.
> org.apache.derby.iapi.db.OnlineCompress.compressTable(
>             schema, 
>             tablename, 
>             (purgeRows == 1),
>             (defragementRows == 1),
>             (truncateEnd == 1));
> ...

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