1.tablesaw基础上增加列函数,可以以excel方式进行函数增加,如: Double column =new DoubleColumn("num"); String funcExpr="IF(col_name="","",IF(TODAY()-60>col_s,0,10))"; Double resultColumn= column.addFunc(funExpr);
2.增加sql方言,可以select * from tableName where id='aa' group by id 进行查询