mac安装ruby-oci8

安装 xcode

从 oracle 官网下载以下安装包
instantclient-basic-macos.x64-12.1.0.2.0.zip
instantclient-sdk-macos.x64-12.1.0.2.0.zip
下载地址：http://www.oracle.com/technetwork/topics/intel-macsoft-096467.html

将下载的安装包复制到 $HOME/Library/Caches/Homebrew 目录下
执行以下安装命令

brew tap InstantClientTap/instantclient
brew install instantclient-basic
brew install instantclient-sdk

设置环境变量

export OCI_DIR=$(brew --prefix)/lib

安装 ruby-oci8

gem install ruby-oci8