THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
This page is a central location for pointing to detailed architectural and design descriptions for new features in Trafodion. To create a feature design page in the wiki, please see Guidelines for Feature Design Pages.
SQL Diagnostics
October 2014 Release Features
- Bulk Loader
- Compression in ODBC drivers (blueprint) and Enable data compression in ODBC driver and DCS server
- Granting and revoking object privileges (blueprint) and Privilege Management design document (pdf, 405 KB)
- HBase 0.98 support (blueprint)
January 2015 Release Features
- Automation of Update Statistics (First Phase) (blueprint)
- ANSI Schemas (blueprint) and ANSI Schemas design document (pdf, 72 KB)
- Privilege and Authorization Updates (blueprint) and Privilege and Authorization Updates design document (pdf, 155 KB)
- Query Invalidation (blueprint)
- Enable basic Runtime Management System (RMS) (blueprint)
- Enable GET STATISTICS using RMS (blueprint)
- Bulk Unload (blueprint)
- SQL syntax to cancel an executing query (blueprint)
- Statistics Publication in Repository Tables (blueprint)
- Event Publication using log4cpp (blueprint)
- Backup and Restore design document (pdf, 316 KB) (Technology Preview)
- Support for multi-temperature data (blueprint) and Support for multi-temperature data design page (Technology Preview)
- Trafodion SQL support to select, insert, update, delete data from external native HBase tables (blueprint) (Technology Preview)
- Sequence Numbers (blueprint) (Technology Preview)
- IDENTITY Columns (blueprint) (Technology Preview)
- LOB support (blueprint) (Technology Preview (Work in Progress))
April 2015 Release Features
- Trafodion REST server (blueprint) and Core-rest-server design page
- Full Offline Backup and Restore (blueprint) and Backup and Restore page
- Selectivity-based hybrid query cache (blueprint)
- Skew-insensitive parallel hash joins (skew buster) (blueprint)
- Integrate Update Statistics with Bulk Load for Faster Initial Stats (blueprint) and Creating Statistics During Bulk Load page (Technology Preview (Complete But Not Tested))
- Metadata Cleanup page (Technology Preview (Complete But Not Tested))
- TMUDF compile time interface (blueprint) and Table-mapping user-defined functions (TMUDF) tutorial (Technology Preview (Complete But Not Tested))
- Instrument Trafodion to work with Secure Hadoop (blueprint) and Hadoop Security Instrumentation design document (pdf, 254 KB) (Technology Preview (Work in Progress))
Features Currently In Development
- Common subexpressions
- Materialized views query rewrite externals
- Materialized views query rewrite internals
- Privilege Manager enhancements