我得到这个输出:
run:
Now connecting to databse...
java.sql.sqlException: java.lang.ClassCastException: java.math.BigInteger cannot be cast to java.lang.Long
java.sql.sqlException: java.lang.ClassCastException: java.math.BigInteger cannot be cast to java.lang.Long
at com.MysqL.jdbc.sqlError.createsqlException(sqlError.java:1074)
at com.MysqL.jdbc.sqlError.createsqlException(sqlError.java:988)
at com.MysqL.jdbc.sqlError.createsqlException(sqlError.java:974)
at com.MysqL.jdbc.sqlError.createsqlException(sqlError.java:919)
at com.MysqL.jdbc.ConnectionImpl.buildCollationMapping(ConnectionImpl.java:1062)
at com.MysqL.jdbc.ConnectionImpl.initializePropsFromServer(ConnectionImpl.java:3556)
at com.MysqL.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2513)
at com.MysqL.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2283)
at com.MysqL.jdbc.ConnectionImpl.MysqL.jdbc.JDBC4Connection.MysqL.jdbc.Util.handleNewInstance(Util.java:411)
at com.MysqL.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:404)
at com.MysqL.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:317)
at java.sql.DriverManager.getConnection(DriverManager.java:664)
at java.sql.DriverManager.getConnection(DriverManager.java:247)
at dbms_basic.Dbms_Basic.main(Dbms_Basic.java:28)
Caused by: java.lang.ClassCastException: java.math.BigInteger cannot be cast to java.lang.Long
at com.MysqL.jdbc.ConnectionImpl.buildCollationMapping(ConnectionImpl.java:1007)
... 15 more
BUILD SUCCESSFUL (total time: 0 seconds)
我怎么解决这个问题?
最佳答案
原文链接:https://www.f2er.com/mysql/433940.html