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Step 4: Test Enterprise ColumnStore

Overview

This page details step 4 of a 5-step procedure for deploying Single-Node Enterprise ColumnStore with Local storage.

This step tests MariaDB Enterprise Server and MariaDB Enterprise ColumnStore 23.10.

Interactive commands are detailed. Alternatively, the described operations can be performed using automation.

Test Local Connection

Connect to the server using MariaDB Client using the root@localhost user account:

Test ColumnStore Plugin Status

Query and confirm that the ColumnStore storage engine plugin is ACTIVE:

Test ColumnStore Table Creation

  1. Create a test database, if it does not exist:

  1. Create a ColumnStore table:

  1. Add sample data into the table:

  1. Read data from table:

Test Cross Engine Join

  1. Create an InnoDB table:

  1. Add data to the table:

  1. Perform a cross-engine join:

Next Step

Navigation in the Single-Node Enterprise ColumnStore topology with Local storage deployment procedure:

This page was step 4 of 5.

Next: Step 5: Bulk Import of Data.

information_schema.PLUGINS
$ sudo mariadb
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 38
Server version: 11.4.5-3-MariaDB-Enterprise MariaDB Enterprise Server

Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

MariaDB [(none)]>
SELECT PLUGIN_NAME, PLUGIN_STATUS
FROM information_schema.PLUGINS
WHERE PLUGIN_LIBRARY LIKE 'ha_columnstore%';
+---------------------+---------------+
| PLUGIN_NAME         | PLUGIN_STATUS |
+---------------------+---------------+
| Columnstore         | ACTIVE        |
| COLUMNSTORE_COLUMNS | ACTIVE        |
| COLUMNSTORE_TABLES  | ACTIVE        |
| COLUMNSTORE_FILES   | ACTIVE        |
| COLUMNSTORE_EXTENTS | ACTIVE        |
+---------------------+---------------+
CREATE DATABASE IF NOT EXISTS test;
CREATE TABLE IF NOT EXISTS test.contacts (
   first_name VARCHAR(50),
   last_name VARCHAR(50),
   email VARCHAR(100)
) ENGINE=ColumnStore;
INSERT INTO test.contacts (first_name, last_name, email)
   VALUES
   ("Kai", "Devi", "kai.devi@example.com"),
   ("Lee", "Wang", "lee.wang@example.com");
SELECT * FROM test.contacts;
+------------+-----------+----------------------+
| first_name | last_name | email                |
+------------+-----------+----------------------+
| Kai        | Devi      | kai.devi@example.com |
| Lee        | Wang      | lee.wang@example.com |
+------------+-----------+----------------------+
CREATE TABLE test.addresses (
   email VARCHAR(100),
   street_address VARCHAR(255),
   city VARCHAR(100),
   state_code VARCHAR(2)
) ENGINE = InnoDB;
INSERT INTO test.addresses (email, street_address, city, state_code)
   VALUES
   ("kai.devi@example.com", "1660 Amphibious Blvd.", "Redwood City", "CA"),
   ("lee.wang@example.com", "32620 Little Blvd", "Redwood City", "CA");
SELECT name AS "Name", addr AS "Address"
FROM (SELECT CONCAT(first_name, " ", last_name) AS name,
   email FROM test.contacts) AS contacts
INNER JOIN (SELECT CONCAT(street_address, ", ", city, ", ", state_code) AS addr,
   email FROM test.addresses) AS addr
WHERE  contacts.email = addr.email;
+----------+-----------------------------------------+
| Name     | Address                                 |
+----------+-----------------------------------------+
| Kai Devi | 1660 Amphibious Blvd., Redwood City, CA |
| Lee Wang | 32620 Little Blvd, Redwood City, CA     |
+----------+-----------------------------------------+

+-------------------+-------------------------------------+
| Name              | Address                             |
+-------------------+-------------------------------------+
| Walker Percy      | 500 Thomas More Dr., Covington, LA  |
| Flannery O'Connor | 300 Tarwater Rd., Milledgeville, GA |
+-------------------+-------------------------------------+

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