摘要：
choose two. You need to calculate the number of days from 1st January 2019 until today. Dates are stored in the default format of DD-MON-RR. Which two 阅读全文
posted @ 2019-11-27 10:09
cnblogs_5359
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摘要：
Choose the best answer Examine the description of the PRODUCT_INFORMATION table: Name NULL? Type PROD_ID NOT NULL NUMBER(2) PROD_NANE VARCRAR2 (10) LI 阅读全文
posted @ 2019-11-27 09:44
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