How to install sqlcmd in Azure Function App (Linux) - JackyChiou/jackychiou.github.io GitHub Wiki

apt-get update
ACCEPT_EULA=Y apt-get install msodbcsql17
# optional: for bcp and sqlcmd
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
# optional: for unixODBC development headers
apt-get install unixodbc-dev

sqlcmd -S yourdbname.database.windows.net,1433 -U username -P 'YourPassword' -Q 'SELECT @@Version'