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mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-12-24 14:20:59 +03:00
Gagan Goel c8b6b154bf MCOL-5021 Add an option in Columnstore.xml, fastdelete (disabled
by default), which when enabled, indiscriminately invalidates all
column extents and performs the actual DELETE only on the AUX
column. The trade-off with this approach would now be that the
first SELECT for certain query patterns (those containing a WHERE
predicate) after the DELETE operation will slow down as the
invalidated column extent would need to be scanned again to set
the min/max values.
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MariaDB ColumnStore Storage/Execution engine 8.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/tree/10.8

See building instructions here.

Issue tracking

Issue tracking of MariaDB ColumnStore happens in JIRA, https://jira.mariadb.org/browse/MCOL

Description
Ядро системы хранения данных - код процесса единой системы обмена сообщениями и PM
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