摘要： PL/SQL中的批量操作，允许一次操作和处理多行数据，而不是一次处理一行数据。批量操作包括批量的读取数据，批量的绑定处理处理数据:(bulk fetching and bulk binding) Bulk fetching refers to the ability to retrieve a set of rowsfrom the database into PL/SQL structures with a single call, rather than making a call to the database foreach row to be retrieved. Bu... 阅读全文