SELECT loginname,endtime FROM dailysessionpre_table where days='2020-11-16' and length(ACCTSESSIONTIME) > 30 and endtimebetween to_date('15/11/2020 23:45:00', 'dd/MM/yyyy hh24:mi:ss') and to_date...【阅读全文】
Choose the best answer.SELECT 1 AS id, 'John' AS first_name, NULL AS commissionINTERSECTFROM DUALWhat is returned upon execution?B) 1 row.D) an error2020年8月份Oracle OCP 071考试新题(-5题)CUUG内部题库,钉钉群(35277291)Oracle金牌名师亲自题库解析...【阅读全文】