Columnstore

Storage Engines like InnoDB, Aria and MyISAM are Row Stores. They store rows one after the other in blocks or even directly in a single file (MyISAM). On the other hand a Column Store like MariaDB ColumnStore stores all the same attributes (columns) of the rows together in chunks.

This is how the table sales_fact looks like:

CREATE TABLE `sales_fact` (
  `product_id` int(11) NOT NULL,
  `time_id` int(11) NOT NULL,
  `customer_id` int(11) NOT NULL,
  `promotion_id` int(11) NOT NULL,
  `store_id` int(11) NOT …

Table of Contents

• Hardware requirements
• O/S (Linux) settings
• Installation
• Configuration
• Cross Engine Join User
• Start ColumnStore
• Create the Cross Engine Join User in the database
• MariaDB ColumnStore schemas
• Server System Variables and Server Status Variables
• MariaDB ColumnStore on the file system
• Creating our first table
• Querying and changing data in MariaDB ColumnStore
• MariaDB ColumnStore using sequences instead of AUTO_INCREMENT
• MariaDB ColumnStore Query Execution Plan

For a long time I wanted to …

MariaDB Enterprise Platform

The MariaDB Enterprise Platform is available on-premises and on the MariaDB SkySQL DBaaS (Cloud database platform). MariaDB Enterprise Platform consists of:

MariaDB Enterprise Server (MariaDB database server)

MariaDB Xpand (distributed database, scaling writes, former ClustrixDB)

MariaDB Enterprise ColumnStore (former InfiniDB used for data warehouse (DWH), BI, Reporting)

MariaDB MaxScale (Load Balancer)

MariaDB Connectors

• MariaDB Connector/C++
• MariaDB Connector/R2DBC (Reactive …