Dear buddy, Have you confuse that how activity about my databases, if we conside it by using backup size about archive files(oracle) and transaction log(mssql). we can use the following way. First , use the script to find out which DB generate the mo…
数学函数 序号 函数功能 SQL Server用法 Oracle用法 1 绝对值 select abs(-1) value select abs(-1) value from dual 2 取整(大) select ceiling(-1.001) value select ceil(-1.001) value from dual 3 取整(小) select floor(-1.001) value select floor(-1.001) value from dual 4 取整(截取) sel…