system("D:\\oracle\\product\\11.2.0\\client_1\\BIN\\sqlplus.exe username/password\@ServiceName");

##</code><code>##

system("D:\\oracle\\product\\11.2.0\\client_1\\BIN\\sqlplus.exe credentials @C:\\Users\\namburuk\\Desktop\\CostSettlement_DBScripts\\MI_SCR_0001_FS_sample.sql");