[jira] [Updated] (TRAFODION-1473) Adding external buffer and file input and extract support for LOB datatypes

["Sandhya Sundaresan (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/TRAFODION-1473?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sandhya Sundaresan updated TRAFODION-1473:
------------------------------------------
       Assignee: Arvind Narain  (was: Sandhya Sundaresan)
       Due Date: 30/Jun/16  (was: 15/Nov/15)
    Component/s:     (was: sql-exe)
                     (was: sql-cmp)
     Issue Type: Bug  (was: Task)

> Adding external buffer and file input and extract support  for  LOB datatypes
> -----------------------------------------------------------------------------
>
>                 Key: TRAFODION-1473
>                 URL: https://issues.apache.org/jira/browse/TRAFODION-1473
>             Project: Apache Trafodion
>          Issue Type: Bug
>          Components: client-jdbc-t4, connectivity-mxosrvr
>         Environment: Trafodion
>            Reporter: Sandhya Sundaresan
>            Assignee: Arvind Narain
>              Labels: features
>             Fix For: 1.2-incubating
>
>         Attachments: Trafodion LOB interface.docx
>
>
> LOB datatype is disabled in Trafodion  until the following support is fully in.
> Here are the list of tasks and items to support :
> 1. Support input of linux files (on platform)  into LOB columns.
> 2. Support extract of LOB data into linux files on platform.
> 3. Support input of hdfs files  into LOB columns.
> 4. Support extract of LOB data into hdfs files.
> 5. Support chunking to input a very large external file into LOB columns.
> 6. Use CQD concept to limit LOB max size and limit chunk size for extract /input.
> TBD 
> 7. Support for  input/extract of external files off platform into LOB columns.
> 8. Support in connectivity and driver for real LOB data type.



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