1、根据系统去官网下载instantclient
instantclient-basic-linux-xxxx.zip
instantclient-sdk-linux-xxxx.zip
2、解压之后将两个目录合并
3、将目录移动到想要的地方
4、配置环境变量,建议配置在/etc/profile
export LD_LIBRARY_PATH=/opt/instantclient
export OCI_LIB_DIR=/opt/instantclient
export OCI_INC_DIR=/opt/instantclient/sdk/include5、npm安装oracledb
npm install oracledb --save