Works On

Viewing:

Debian 9 (Stretch)

Same on:

Other versions:

Debian 10 (Buster) Debian 11 (Bullseye) Debian 12 (Bookworm) Debian 13 (Trixie) Ubuntu 18.04 LTS (Bionic Beaver) Ubuntu 20.04 LTS (Focal Fossa) Ubuntu 22.04 LTS (Jammy Jellyfish) Ubuntu 24.04 LTS (Noble Numbat)

Details

Size: 22 lines
MD5: 5898a2c9f6b119afac615d3377f2db49
SHA256: edaed2d12eeaefacf540c6ea5ad7411529285407fe59a9ee4dee9f95ccd49181

/etc/mysql/mariadb.conf.d/50-client.cnf

#
# This group is read by the client library
# Use it for options that affect all clients, but not the server
#

[client]
# Default is Latin1, if you need UTF-8 set this (also in server section)
default-character-set = utf8mb4

# Example of client certificate usage
# ssl-cert=/etc/mysql/client-cert.pem
# ssl-key=/etc/mysql/client-key.pem
#
# Allow only TLS encrypted connections
# ssl-verify-server-cert=on

# This group is *never* read by mysql client library, though this
# /etc/mysql/mariadb.cnf.d/client.cnf file is not read by Oracle MySQL
# client anyway.
# If you use the same .cnf file for MySQL and MariaDB,
# use it for MariaDB-only client options
[client-mariadb]

Copy & Paste

curl:

curl https://exampleconfig.com/api/v1/config/original/5898a2c9f6b119afac615d3377f2db49?hint=50-client.cnf

wget:

wget -O 50-client.cnf https://exampleconfig.com/api/v1/config/original/5898a2c9f6b119afac615d3377f2db49?hint=50-client.cnf

For AI Agents

<prompt><role>DevOps agent</role><source url='https://exampleconfig.com/api/v1/config/original/5898a2c9f6b119afac615d3377f2db49?hint=50-client.cnf' /><config><app>MariaDB</app><os>Debian 9 (Stretch)</os><location>/etc/mysql/mariadb.conf.d/50-client.cnf</location><lines>22</lines><md5>5898a2c9f6b119afac615d3377f2db49</md5><sha256>edaed2d12eeaefacf540c6ea5ad7411529285407fe59a9ee4dee9f95ccd49181</sha256></config></prompt>

Paste into Claude, ChatGPT, or any AI assistant.

Install MariaDB

Alpine Linux

sudo apk add mariadb

Debian

sudo apt update && sudo apt install mariadb-server

Red Hat Enterprise Linux

sudo yum install mariadb-server

Ubuntu

sudo apt update && sudo apt install mariadb-server

File Location

File Path

/etc/mysql/mariadb.conf.d/50-client.cnf

FAQ

When should I use this 50-client.cnf?

Use it to restore a missing default, confirm what shipped, or diff against your current MariaDB config.

How do I restore MariaDB defaults?

Download the file, back up the current one in /etc/mysql/mariadb.conf.d/50-client.cnf, replace it, then reload or restart MariaDB.

Is 50-client.cnf safe for production?

It is the vendor default for Debian 9 (Stretch). Treat it as a baseline and review security and performance settings before production use.

How does this differ from other OS versions?

Defaults vary by distro and version. This copy matches Debian 9 (Stretch).

Can I use this for MariaDB troubleshooting?

Yes. Diff it against yours to find drift, then restore only the sections you need.

MariaDB /etc/mysql/mariadb.conf.d/50-client.cnf