MariaDB ColumnStore 5.6.2 Release Notes

Overview

MariaDB ColumnStore is a columnar storage engine included with MariaDB ColumnStore. This is the sixth release in the ColumnStore 5 series.

This release of MariaDB ColumnStore is included with MariaDB Enterprise Server 10.5.10-7.

This release is of General Availability (GA) maturity.

MariaDB ColumnStore 5.6.2 was released on 2021-06-30.

Issues Fixed

• Possible segfault with disk-based aggregation. (MCOL-4788, MCOL-563)

Platforms

In alignment with the enterprise lifecycle, MariaDB ColumnStore 5.6.2 is provided for:

• CentOS 7

• CentOS 8

• Debian 9

• Debian 10

• Red Hat Enterprise Linux 7

• Red Hat Enterprise Linux 8

• SUSE Linux Enterprise Server 12

• SUSE Linux Enterprise Server 15

• Ubuntu 18.04

• Ubuntu 20.04

Installation Instructions

• ColumnStore Object Storage Topology with MariaDB Enterprise Server 10.5 and MariaDB ColumnStore 5

• ColumnStore Shared Local Storage Topology with MariaDB Enterprise Server 10.5 and MariaDB ColumnStore 5

• HTAP Topology with MariaDB Enterprise Server 10.5 and MariaDB ColumnStore 5

• Single-Node ColumnStore 5 with MariaDB Enterprise Server 10.5 and Object Storage

• Single-Node ColumnStore 5 with MariaDB Enterprise Server 10.5

Upgrade Instructions

• Major Release Upgrades for MariaDB ColumnStore.

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