Install the Microsoft ODBC driver for SQL Server (ubuntu 20.04)

install-microsoft-ODBC-driver-for-SQL-Server-ubuntu20.04.txt

sudo add-apt-repository ppa:ondrej/php

sudo apt install php7.3 php7.3-{cli,common,curl,dev,json,opcache,readline,xml,xsl,mbstring,zip,gd,mysql}

sudo su

curl https://packages.microsoft.com/config/ubuntu/19.10/prod.list > /etc/apt/sources.list.d/mssql-release.list

curl https://packages.microsoft.com/keys/microsoft.asc | apt-key add -

Ctrl + D

sudo apt update

sudo su

ACCEPT_EULA=Y apt install msodbcsql17

sudo ACCEPT_EULA=Y apt-get install mssql-tools

echo 'export PATH="$PATH:/opt/mssql-tools/bin"' >> ~/.bash_profile

echo 'export PATH="$PATH:/opt/mssql-tools/bin"' >> ~/.bashrc

source ~/.bashrc

sudo apt-get install unixodbc-dev

Ctrl + D

sudo pecl install -f sqlsrv

sudo pecl install -f pdo_sqlsrv

sudo su

printf "; priority=20\nextension=sqlsrv.so\n" > /etc/php/7.3/mods-available/sqlsrv.ini

printf "; priority=30\nextension=pdo_sqlsrv.so\n" > /etc/php/7.3/mods-available/pdo_sqlsrv.ini

phpenmod -v 7.3 sqlsrv pdo_sqlsrv

// puedes probar que todo funciona con tinker (php)