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choose three Which three statements are true about indexes and their administration in an Orade database? A) An INVISIBLE index is not maintained when 阅读全文
posted @ 2019-10-16 10:03
cnblogs_5359
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choose the best answer The CUSTOMERS table has a CUST_LAST_NAME column of data type VARCHAR2. The table has two rows whose COST_LAST_MANE values are A 阅读全文
posted @ 2019-10-16 09:28
cnblogs_5359
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