我遇到错误“cx_Oracle.DatabaseError:DPI-1047:无法找到 64 位 Oracle 客户端库:“libclntsh.so:无法打开共享对象文件:没有这样的文件或目录”。请参阅 https://oracle.github .io/odpi/doc/installation.html#linux寻求帮助”
我看到了 https://oracle.github.io/odpi/doc/installation.html#oracle-instant-client-zip 和 如何修复:cx_Oracle.DatabaseError:DPI-1047:无法找到 64 位Oracle 客户端库 - Python
我一直在Windows上工作,只学习Linux系统。我需要帮助解决这个问题。从 python 连接到 Oracle:
import cx_Oracle
con = cx_Oracle.connect('<USER>/<PASSWORD>@<HOST>:<PORT>/<SID>')
我从未从 Linux 连接过。这是第一次。
user@postgresql:~/opt$ cd oracle
user@postgresql:~/opt/oracle$ unzip instantclient-basic-linux.x64-12.2.0.1.0.zip
Archive: instantclient-basic-linux.x64-12.2.0.1.0.zip
inflating: instantclient_12_2/adrci
inflating: instantclient_12_2/BASIC_README
inflating: instantclient_12_2/genezi
inflating: instantclient_12_2/libclntshcore.so.12.1
inflating: instantclient_12_2/libclntsh.so.12.1
inflating: instantclient_12_2/libipc1.so
inflating: instantclient_12_2/libmql1.so
inflating: instantclient_12_2/libnnz12.so
inflating: instantclient_12_2/libocci.so.12.1
inflating: instantclient_12_2/libociei.so
inflating: instantclient_12_2/libocijdbc12.so
inflating: instantclient_12_2/libons.so
inflating: instantclient_12_2/liboramysql12.so
inflating: instantclient_12_2/ojdbc8.jar
inflating: instantclient_12_2/uidrvci
inflating: instantclient_12_2/xstreams.jar
user@postgresql:~$ sudo apt install libaio1
user@postgresql:/etc/ld.so.conf.d$ sudo nano oracle-instantclient.conf
user@postgresql:/etc/ld.so.conf.d$ sudo ldconfig
user@postgresql:/etc/ld.so.conf.d$ sudo export
LD_LIBRARY_PATH=/opt/oracle/instantclient_12_2:$LD_LIBRARY_PATH
Linux
user@postgresql:~$ cat /proc/version
Linux version 5.3.0-46-generic (buildd@lgw01-amd64-003) (gcc version 9.2.1 20191008 (Ubuntu 9.2.1-9ubuntu2)) #38-Ubuntu SMP Fri Mar 27 17:37:05 UTC 2020
对于 WSL Ubuntu
sudo mkdir -p /opt/oracle
cd /opt/oracle/
apt-get install zip libaio1
cd /opt/oracle/
unzip /location/to/your/download/instantclient-basic-linux.x64-12.2.0.1.0.zip
unzip /location/to/your/download/instantclient-sqlplus-linux.x64-12.2.0.1.0.zip
cd instantclient_12_2/
ln -s libclntsh.so.12.1 libclntsh.so
ln -s libocci.so.12.1 libocci.so
sudo nano $HOME/.bashrc
# set oracle home at the end of the file
export ORACLE_HOME=/opt/oracle/instantclient_12_2
export LD_LIBRARY_PATH=$ORACLE_HOME:$LD_LIBRARY_PATH
export PATH=$ORACLE_HOME:$PATH
source $HOME/.bashrc
问题解决了。也许它会很高兴: 下载rpm(oracle-instantclient12.2-basic、oracle-instantclient12.2-devel、oracle-instantclient12.2-devel)。
当然,只需要oracle-instantclient12.2
sudo apt-get install oracle-instantclient12.2-basic-12.2.0.*
只需添加到路径:
user@postgresql:~$export LD_LIBRARY_PATH=/usr/lib/oracle/12.1/client64/lib/${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}
user@postgresql:~$sudo ldconfig
user@postgresql:~$ sudo nano /etc/profile.d/oracle.sh && sudo chmod o+r /etc/profile.d/oracle.sh
export PATH=$PATH:/usr/lib/oracle/12.2/client64/bin
我在使用 python 的 Debian 10 镜像版本中遇到了类似的问题,我按照以下步骤解决了我的 docker 镜像问题:
第一步:从Oracle官网下载oracle-instantclient19.19-basic-19.19.0.0.0-1.x86_64.rpm:
第2步:安装在基础镜像中
第 3 步:我设置了以下 ENV 变量:
ENV ORACLE_HOME=/usr/lib/oracle/19.19/client64 ENV LD_LIBRARY_PATH=$ORACLE_HOME/lib
这解决了我的问题