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如何将i的值传递给shell scip
|| true
-e "A=Hello B=World"
ls -lrt /usr/bin/java
通过备份文件恢复到自建数据库（PostgreSQL）
1. yum -y install epel-release
2. yum install python-pip
3. pip install --upgrade pip
2. yum install python-pip
3. pip install --upgrade pip
pg_restore -h '<hostname>' -U <username> -p <port> -d <dbname> <dumpdir>
如何源码安装postgresql 12.6 ！
ps aux|grep java
/registry.hub.docker.com