Release Notes for MariaDB Enterprise ColumnStore 6.3.1
MariaDB Enterprise ColumnStore 6.3.1 is a maintenance release of MariaDB Enterprise ColumnStore. MariaDB Enterprise ColumnStore is a columnar storage engine included with MariaDB Enterprise Server. This is the fourth release in the Enterprise ColumnStore 6 series.
MariaDB Enterprise ColumnStore 6.3.1 was released on 2022-04-25. This release is of General Availability (GA) maturity.
This release of MariaDB Enterprise ColumnStore is included with MariaDB Enterprise Server 10.6.7-3.
Can result in a hang or crash
Segfault in Storage Manager due to thread limits. (MCOL-3983)
Segfault when using distributed aggregate functions. (MCOL-4807)
cpimportto table with large column count. (MCOL-4974)
ExeMgr crashes after a large join, resulting in client-side error
ERROR 1815 (HY000): Internal error: IDB-2004: Cannot connect to ExeMgr.(MCOL-4841)
Can result in unexpected behavior
DOUBLEin case statements in conjunction with subqueries can generate incorrect value. (MCOL-4940)
CRC32(), when called with two arguments, against a ColumnStore table, returns the wrong value. (MCOL-4966)
A query with filter condition on subquery with window function can return the wrong result. (MCOL-4570)
Incorrect help text. (MCOL-4834)
Related to install and upgrade
On Debian, non-interactive upgrade complains that
/etc/columnstore/Columnstore.xmlhas been modified since installation. (MCOL-4928)
Upgrade from ColumnStore 5 to ColumnStore 6 does not restore saved configuration files. (MCOL-4965)
Prior to this release, configuration files were saved at uninstall but not restored upon upgrade.
With this release, ColumnStore configuration files are properly restored upon reinstall. New parameters, included in the configuration files packaged with the release, will not be merged and must be migrated manually.
With this release, when manually upgrading (uninstall and reinstall), the
server.cnfis replaced with the packaged copy.
With this release, when upgrading by repository, the existing
In alignment to the enterprise lifecycle, MariaDB Enterprise ColumnStore 6.3.1 is provided for:
CentOS 7 (x86_
Debian 10 (x86_
Red Hat Enterprise Linux 7 (x86_
Red Hat Enterprise Linux 8 (x86_
Ubuntu 18.04 (x86_
Ubuntu 20.04 (x86_
MariaDB Enterprise ColumnStore 6 has been superseded by MariaDB Enterprise ColumnStore 22.08 in MariaDB Enterprise Server 10.6.