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摘要: choose two Exammine the desciption of the PRODUCT DETALS table: NAME NULL TYPE PRODUCT_ID NOT NULL NUMBER(2) PRODUCT_NAME NOT NULL VARCHAR2(25) PRODUC 阅读全文
posted @ 2019-10-15 10:03 cnblogs_5359 阅读(257) 评论(0) 推荐(0)
摘要: choose two The CUSTOMERS table has a CUST_CREDT_LIMIT column of date type number. Which two queries execute successtully? A) SELECT TO_CHAR(NVL(cust_c 阅读全文
posted @ 2019-10-15 09:33 cnblogs_5359 阅读(316) 评论(0) 推荐(0)