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通过案例学调优之--RECORDS_PER_BLOCK参数

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2016-06-07 16:46:21959browse

通过案例学调优之--RECORDS_PER_BLOCK参数RECORDS_PER_BLOCK参数用于设定每个BLOCK中记录数的最大值,其先找到当前表所有BLOCK中容纳的最大行数,并会把这个数字

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