OCI-21520: database server driver not installed

OCI-21520: database server driver not installed
Cause: User attempted to access a database server through an object-mode OCI environment but the necessary driver for supporting such access to the database server is not installed or linked in.
Action: Check if the driver corresponding to the database server has been installed/linked in and entered in the server driver table.

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分类：大数据

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小智 2018-08-30 18:52

OCI-21520：未安装数据库服务器驱动程序,
.原因：用户尝试通过对象模式OCI环境访问数据库服务器，但是未安装或链接必需的驱动程序来支持对数据库服务器的访问。,
.操作：检查对应于数据库服务器的驱动程序是否已安装/链接到服务器驱动程序表中。,
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OCI-21520: database server driver not installed

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