java.sql.SQLException: Fail to convert to internal
ava.lang.Thread.run(Thread.java:745) Caused by: java.sql.SQLException: Fail to convert to internal representation at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:113) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:147) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:209) at oracle.jdbc.driver.CharCommonAccessor.getByte(CharCommonAccessor.java:209) at oracle.jdbc.driver.OracleResultSetImpl.getByte(OracleResultSetImpl.java:464) at com.alibaba.druid.pool.DruidPooledResultSet.getByte(DruidPooledResultSet.java:129) at org