昨天搞了一下springMVC+Hibernate時,啟動項目進行數據操作時,老報這個錯:
java.sql.SQLException: 無法從套接字讀取更多的數據
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:146)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:208)
at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1123)
at oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:1075)
at oracle.jdbc.driver.T4C8TTIpro.receive(T4C8TTIpro.java:131)
at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:881)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:268)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:441)
at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:165)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:35)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:801)
at java.sql.DriverManager.getConnection(DriverManager.java:582)
at java.sql.DriverManager.getConnection(DriverManager.java:185)
at ConnOracle.main(ConnOracle.java:25)
......
搞了一整天沒弄出個所以然,今天再弄了一下,發現這個錯誤的原因是因為配置數據連接時,
<property name="url">
<value>jdbc:oracle:thin:@127.0.0.1:1521:orcl</value>
</property>
的sid:"orcl"錯了。因為之前我看了oracle安裝目錄下的C:\oracleproduct\10.2.0\db_1\NETWORK\ADMIN\listener.ora文件內容為:
# listener.ora Network Configuration File: C:\oracle\product\10.2.0\db_1\network\admin\listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = PLSExtProc)
(ORACLE_HOME = C:\oracle\product\10.2.0\db_1)
(PROGRAM = extproc)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = h00044)(PORT = 1521))
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC0))
)
)
就把數據庫連接配置的sid設置成“PLSExtProc”,結果一運行就老是報這個錯誤,弄了很久郁悶死了。
原因就是SID應為orcl,這是系統安裝時默認的,如果修改改的話,那就將sid設為你安裝時候設置的。
現在問題解決了,特記下來,以備以后碰到相同的問題可用,也希望對碰到相同問題的童鞋能夠參考。