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

• Type: Bug
• Status: Reopened
• Priority: Major
• Resolution: Unresolved
• Fix Version/s: 1.2-incubating
• Component/s: client-jdbc-t4, connectivity-mxosrvr
• Labels: features
• Environment: Trafodion
• Assignee: Arvind Narain
• Reporter: Sandhya Sundaresan
• Due: 30/Jun/16
• Created: 31/Aug/15 15:01
• Updated: 10/May/16 15:53

Description

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.