java.sql.SQLException: 无效的列索引

Question

=====wsj====4
java.sql.SQLException: 无效的列索引
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:269)
at oracle.jdbc.driver.OracleStatement.prepare_for_new_get(OracleStatement.java:3199)
at oracle.jdbc.driver.OracleStatement.getStringValue(OracleStatement.java:3444)
at oracle.jdbc.driver.OracleResultSetImpl.getString(OracleResultSetImpl.java:434)
at com.myself.sx.date.GetChannelDate.getChanDateBystarend(GetChannelDate.java:56)
at test.Test.main(Test.java:15)

Answer 1

看你取数据的程序，应该是取了不存在的列了

Answer 2

无效的列索引 你要索引 的字段在表里面存在吗