目录方法一:使用 dblink 扩展步骤 1:在源数据库中启用 dblink 扩展步骤 2:执行跨库查询优点缺点方法二:使用外部数据包装器(Fdw)步骤 1:在源数据库中启用 postgres_fdw 扩展步骤 2:创建服务器对象步骤 3:创建
I am trying to use a strong ref cur with dynamic sql statment but it is giving out an error,but when i use weak cursor it works,Please explain what is the reason and please