摘要：
ORA-01403未找到数据的错误。其中jkcode,serialid是varchar2（64）。语句是这样的：select jk_code,serial_id into jkcode,serialidfrom contract_account,customer,mp,meterwhere contract_account.customer_id=customer.customer_id and contract_account.contrac_id=mp.contrac_id and mp.mp_jd=meter.mp_id and meter.meter_id=meter_cursor.n 阅读全文
摘要：
import java.io.InputStream;import java.sql.Connection;import java.sql.DriverManager;import java.sql.ResultSet;import java.sql.Statement;import java.util.Properties;public class JdbcUtil { private static Properties env=new Properties(); static{ try{ InputStream is=JdbcUtil.class... 阅读全文