部分代碼：
Class.forName("oracle.jdbc.OracleDriver");
Connection c = = DriverManager.getConnection( "jdbc:oracle:thin:@127.0.0.1:1521:orcl", name, pass);
win10下運行：
java.sql.SQLRecoverableException: IO 錯誤: Connection refused
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:458)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:546)
at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:236)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521)
at java.sql.DriverManager.getConnection(DriverManager.java:571)
at java.sql.DriverManager.getConnection(DriverManager.java:215)
at com.yonyou.test.DBConnection.dbConn(DBConnection.java:26)
at com.yonyou.test.jdbcTest.main(jdbcTest.java:24)
Caused by: oracle.net.ns.NetException: Connection refused
at oracle.net.ns.NSProtocol.connect(NSProtocol.java:395)
at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1102)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:320)
... 8 more
uj5u.com熱心網友回復：
是否關閉了防火墻，1521埠被禁用uj5u.com熱心網友回復：
連接本機的庫，先用sqlplus或plsql等工具，測驗是否可正常連接轉載請註明出處，本文鏈接：https://www.uj5u.com/shujuku/68215.html
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