如何在DB2中检查表或列的字符编码？

Question

如何在DB2中检查表或列的字符编码？

我在DB2数据库的某些记录中出现了奇怪的字符，我想知道如何检查表或列的当前字符编码集。

因此，我收到了一个错误。这是堆栈跟踪。

Exception: [jcc][t4][1065][12306][3.64.106] Caught java.io.CharConversionException.  

See attached Throwable for details. ERRORCODE=-4220, SQLSTATE=null
01/14/2014 01:44:44 AM  HTTP JVM: com.ibm.db2.jcc.am.SqlException: [jcc][t4][1065][12306][3.64.106] Caught java.io.CharConversionException.  See attached Throwable for details. ERRORCODE=-4220, SQLSTATE=null
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.bd.a(bd.java:663)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.bd.a(bd.java:60)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.bd.a(bd.java:112)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.fc.a(fc.java:2825)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.fc.p(fc.java:525)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.fc.N(fc.java:1562)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.ResultSet.getStringX(ResultSet.java:1147)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.ResultSet.getString(ResultSet.java:1122)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.ResultSet.getString(ResultSet.java:1698)
01/14/2014 01:44:44 AM  HTTP JVM:   at PersonalInventionHistory.inventorDetail(Unknown Source)
01/14/2014 01:44:44 AM  HTTP JVM:   at PersonalInventionHistory.NotesMain(Unknown Source)
01/14/2014 01:44:44 AM  HTTP JVM:   at lotus.domino.AgentBase.runNotes(Unknown Source)
01/14/2014 01:44:44 AM  HTTP JVM:   at lotus.domino.NotesThread.run(Unknown Source)
01/14/2014 01:44:44 AM  HTTP JVM: Caused by: 
01/14/2014 01:44:44 AM  HTTP JVM: java.nio.charset.MalformedInputException: Input length = 3793
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.r.a(r.java:19)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.fc.a(fc.java:2821)
01/14/2014 01:44:44 AM  HTTP JVM:   ... 9 more
01/14/2014 01:44:44 AM  HTTP JVM: Caused by: 
01/14/2014 01:44:44 AM  HTTP JVM: sun.io.MalformedInputException
01/14/2014 01:44:44 AM  HTTP JVM:   at sun.io.ByteToCharUTF8.convert(ByteToCharUTF8.java:293)
01/14/2014 01:44:44 AM  HTTP JVM:   at com.ibm.db2.jcc.am.r.a(r.java:16)
01/14/2014 01:44:44 AM  HTTP JVM:   ... 10 more

Answer 1

我发现了一个solution加上添加好的try和catch块解决了我的问题。