【判断题】【消耗次数:1】
执行命令“select from sb field启用日期where 名称=车床”,将查询名称为车床设备的启用日期
正确
错误
参考答案:
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相关题目
【判断题】 执行命令“select from sb field 启用日期 where 名称=车床”,将查询名称为车床的设备
①  正确
②  错误
【判断题】 执行命令“select from sb field 名称 where year(启用日期)=1990”,将查询1990年启用设备的名称
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【判断题】 执行命令“select from sb field 名称 where 启用日期<{^1990/12/31}”,将查询1990年后启用设备的名称
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【判断题】 执行命令“select * from sb where 名称=车床”,将显示名称不是车床的设备的基本情况
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【判断题】 执行命令“select * from sb order by 启用日期”,将查询表中所有设备的基本情况,查询结果按启用日期升序排
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【判断题】 执行命令“select * from sb where 名称=车床 distinct”,将查询表中所有车床的基本情况,查询结果允许出现重复值
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【判断题】 执行命令 list field 编号,名称for 启用日期>{^1990/12/31}, 将显示表中1990年以后启用的设备的编号、名称
①  正确
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【判断题】 执行命令 list field 编号,名称for 启用日期<{^1990/12/31}, 将显示表中1990年以后启用的设备的编号、名称
①  正确
②  错误
【判断题】 执行命令“select * from sb order by 价格 DESC,启用日期 asc”,将查询表中所有设备的基本情况,查询结果按价格降序排,价格相同再按启用日期升序排
①  正确
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【判断题】 执行命令“select * from sb order by 价格 DESC”,将查询表中所有设备的基本情况,查询结果按价格升序排
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