Oracle also allows cursors to be tightly bound to a looping statement, a construct called a cursor FOR loop.

Oracle还允许将游标与一个循环语句紧密地绑定在一起，形成所谓的游标FOR循环结构。

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That is because the export utility is bound with the cursor stability (CS) isolation level (for a description of the DB2 isolation levels, see the sidebar).

这是因为export工具被绑定为具有游标稳定性(CS)隔离级别(有关DB 2隔离级别的描述，请参阅侧栏)。

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