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https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
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606194e6e432e89bf9b85aeb1536282d497716c8
This patch: 1. Removes the option to declare uncompressed columns (set columnstore_compression_type = 0). 2. Ignores [COMMENT '[compression=0] option at table or column level (no error messages, just disregard). 3. Removes the option to set more than 2 extents per file (ExtentsPreSegmentFile). 4. Updates rebuildEM tool to support up to 10 dictionary extent per dictionary segment file. 5. Adds check for `DBRootStorageType` for rebuildEM tool. 6. Renamed rebuildEM to mcsRebuildEM.
MariaDB ColumnStore Storage/Execution engine 6.X
It is built by porting InfiniDB 4.6.7 on MariaDB and adding entirely new features not found anywhere else.
Building
This repository is not meant to be built independently outside of MariaDB server.
https://github.com/MariaDB/server
See building instructions here.
Issue tracking
Issue tracking of MariaDB ColumnStore happens in JIRA, https://jira.mariadb.org/browse/MCOL
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