eclipse下面的错误,注意下面错误中标红字体处。
Streaming result set com.mysql.jdbc.RowDataDynamic@cf13b1 is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries.
Ensure that you have called .close() 我理解人意思是有没有没有关闭的标签,比如:
BufferedWriter,可以在报错代码前,执行:
BufferedWriter.flush();
BufferedWriter.close();
BufferedWriter = null;
关闭标签。
这种情况多是因为代码因为某些错误导致进入try{} catch() {}中的catch结构,导致try中的关闭标签代码没有执行。