（单选题）
What is the new Oracle Shared Server?（）
AAn improved version of multithreaded server configuration.
BA connection pooling configuration where several clients are connected to the same server process.
CTwo more database servers, which share data by means of database links; the client software is unaware to which server it is connected.
DA configuration of Real Application Cluster where the client connection is routed to the least busy instance.
正确答案
答案解析
略
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