Unreachable catch block for IOException. This exception is never thrown from the try statement body
Unreachable catch block for IOException. This exception is never thrown from the try statement body
不可到达的 catch 块异常。try 中的语句,永远不会引发此异常
2 quick fixes...
jdbc读db2中记录的A字段时,程序出现以下信息报错:SqlException with message including "Caught java.io.CharConversionException" and ERRORCODE=-4220不清楚db2中那条记录是怎么来的,在网上查了下,h...