PHP OCI8 Extension and Oracle Instant Client

Install PHP OCI8 Extension and Oracle Instant Client

Things to do after install Ubuntu:
sudo -i
apt update -y && apt upgrade -y 
apt install build-essential checkinstall
apt install ubuntu-restricted-extras
apt install software-properties-common
apt install apt-show-versions
apt upgrade -o APT::Get::Show-Upgraded=true
apt-show-versions | grep upgradeable
apt install git
git config --global user.name "name"
git config --global user.email mail@domain.com
ssh-keygen -t rsa -b 4096 -C "email@gmail.com"
eval "$(ssh-agent -s)"
ssh-add ~/.ssh/id_rsa
# Add SSH Key the GitHub
cat /root/.ssh/id_rsa.pub
apt upgrade -y && apt update
apt -f install && apt autoremove 
apt -y autoclean && apt -y clean 
apt upgrade -y && apt update
reboot

Update Package List and Install Prerequisites:
sudo apt update
sudo apt install -y build-essential libaio1 unzip

Download Oracle Instant Client:
Go to the Oracle Instant Client Downloads page and download the Basic and SDK packages for Linux x86-64.
https://www.oracle.com/database/technologies/instant-client/downloads.html

Install Oracle Instant Client:
sudo mkdir -p /opt/oracle
sudo unzip -d /opt/oracle /path/to/instantclient-basic-linux.x64-*.zip
sudo unzip -d /opt/oracle /path/to/instantclient-sdk-linux.x64-*.zip

sudo ln -s /opt/oracle/instantclient_19_8 /opt/oracle/instantclient
sudo sh -c "echo /opt/oracle/instantclient > /etc/ld.so.conf.d/oracle-instantclient.conf"
sudo ldconfig

Install PHP OCI8 Extension:
sudo apt install -y php-pear php-dev
sudo pecl install oci8-2.2.0

During the installation, you'll be prompted to provide the Oracle Instant Client directory. Enter:
instantclient,/opt/oracle/instantclient

Enable OCI8 Extension:
echo "extension=oci8.so" | sudo tee /etc/php/7.4/cli/conf.d/20-oci8.ini
echo "extension=oci8.so" | sudo tee /etc/php/7.4/apache2/conf.d/20-oci8.ini

sudo systemctl restart apache2

Import Microsoft Keys and Repository:
curl https://packages.microsoft.com/keys/microsoft.asc | sudo apt-key add -
sudo curl https://packages.microsoft.com/config/ubuntu/$(lsb_release -rs)/prod.list > /etc/apt/sources.list.d/mssql-release.list
sudo apt update

Install ODBC Driver:
sudo ACCEPT_EULA=Y apt-get install -y msodbcsql17
sudo apt-get install -y unixodbc-dev

Install PHP SQLSRV Extension:
sudo apt install -y php-pear php-dev
sudo pecl install sqlsrv
sudo pecl install pdo_sqlsrv

Enable SQLSRV Extension:
echo "extension=sqlsrv.so" | sudo tee /etc/php/7.4/cli/conf.d/20-sqlsrv.ini
echo "extension=sqlsrv.so" | sudo tee /etc/php/7.4/apache2/conf.d/20-sqlsrv.ini

echo "extension=pdo_sqlsrv.so" | sudo tee /etc/php/7.4/cli/conf.d/20-pdo_sqlsrv.ini
echo "extension=pdo_sqlsrv.so" | sudo tee /etc/php/7.4/apache2/conf.d/20-pdo_sqlsrv.ini

sudo systemctl restart apache2

Troubleshooting Common Errors
Check PHP and Apache Logs: Look for errors in /var/log/apache2/error.log or using journalctl -xe.
Verify Extensions Loaded: Use php -m to list loaded extensions.
Check Dependencies: Ensure all required libraries are installed.
Reinstall Extensions: If issues persist, try reinstalling the extensions.