What is MariaDB 10.0?
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| Date | Release | Status | Release Notes | Changelog |
|---|---|---|---|---|
| 6 Feb 2013 | MariaDB 10.0.1 | Alpha | Release Notes | Changelog |
| 12 Nov 2012 | MariaDB 10.0.0 | Alpha | Release Notes | Changelog |
MariaDB 10.0 is the development version of MariaDB. It is built on the MariaDB 5.5 series with backported features from MySQL 5.6 and entirely new features not found anywhere else.
Blog posts with details of the reasoning behind calling this version 10:
Implemented Features
Features that are in a release, or in the source tree on launchpad.
It is important to note that MariaDB 10.0.1 is now available, and there is a good amount of information on what is available in the release listed: What does MariaDB 10.0.1 include – available now.
New Features
- Better error messages (all error numbers now include a descriptive text what the number means)
- SHOW EXPLAIN command
- Multi source replication — Original code from Taobao, developed by Peng Lixun.
- Per thread memory usage. — Original code from Taobao, developed by Peng Lixun.
information_schema.processlisthas two new columns:MEMORY_USAGEandEXAMINED_ROWS.SHOW STATUShas a new variable:Memory_used.
- Cassandra storage engine
- Dynamic columns now support names (MDEV-377, summary of changes)
- Engine independent table statistics (MDEV-3806)
- Faster UNIQUE key generation with ALTER TABLE (MDEV-539)
- Implement async commit checkpoint in InnoDB and XtraDB (MDEV-532)
New Features Re-implemented from a similar MySQL feature
- MDEV-452 CURRENT_TIMESTAMP as DEFAULT for DATETIME columns
New Features Backported from MySQL 5.6
- New InnoDB — from MySQL 5.6.5
- Performance schema — from MySQL 5.6.5 (without host cache)
- Optimized read only transaction (for InnoDB). This includes support for TRANSACTION READ ONLY.
- ORDER BY ... LIMIT optimization
- MDEV-3860 backport --plugin-load-add
Pushed to the tree but not yet released
Features that will definitely be in the final 10.0 release
- Support for automatic updating of timestamps in DATETIME
- Memory tables with efficient VARCHAR and BLOB support
- Online ALTER TABLE
See Also
The following features may or may not be in 10.0. It depends on if we can find a sponsors for these or if someone in the community will help us with developing them:
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