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摘要: Choose two The PRODUCT_INFORMATION table has a UNIT_PRICE column of data type NUMBER(8, 2). Evaluate this SQL statement: SELECT TO_CHAR(unit_price,'$9 阅读全文
posted @ 2019-10-30 13:05 cnblogs_5359 阅读(323) 评论(0) 推荐(0)
摘要: Choose two The INVOICE table has a QTY_SOLD column of data type NUMBER and an INVOTCE_DATE column of data type DATE NLS_DATE_FORMAT is set to DD-MON-R 阅读全文
posted @ 2019-10-30 11:22 cnblogs_5359 阅读(515) 评论(0) 推荐(0)