This means that subsequent SQL OPEN and CLOSE operations will merely reposition the cursor to the first row of the result set.

这意味着后续SQL OPEN和CLOSE操作只是将游标重新定位到结果集的第一行。

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For MDC tables, the selection of BLOCKINSERT may improve the performance of INSERT operations by locking at the block level and avoiding row locks for INSERT operations.

对于mdc表，选择BLOCKINSERT可以提高INSERT操作的性能，因为使用的是块级的锁，避免了为INSERT操作使用行锁。

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This function is used in select operations to retrieve the row security label column.

该函数在选择操作中检索行安全标签列。

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For the second night in a row, operations focused on the area of Al Daura, south of Baghdad.

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