从Pentaho报表设计器查询远程Oracle数据库时出错

我正试图从远程Oracle数据库获取一些数据， 因此，我配置了一个到数据库的新连接，当我按Test时，它表示连接已成功建立，但当我尝试一个简单的select查询时，报表设计器给了我一个错误：

org.pentaho.reporting.engine.classic.core.ReportDataFactoryException: Failed at query: select * from fact_table;
at org.pentaho.reporting.engine.classic.core.modules.misc.datafactory.sql.SimpleSQLReportDataFactory.queryData(SimpleSQLReportDataFactory.java:258)
at org.pentaho.reporting.engine.classic.core.modules.misc.datafactory.sql.SQLReportDataFactory.queryData(SQLReportDataFactory.java:171)
at org.pentaho.reporting.ui.datasources.jdbc.ui.JdbcPreviewWorker.run(JdbcPreviewWorker.java:103)
at java.lang.Thread.run(Unknown Source)

家长例外：

 java.sql.SQLException: ORA-00911: invalid character

at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:125)
at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:305)
at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:272)
at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:623)
at oracle.jdbc.driver.T4CStatement.doOall8(T4CStatement.java:112)
at oracle.jdbc.driver.T4CStatement.execute_for_describe(T4CStatement.java:351)
at oracle.jdbc.driver.OracleStatement.execute_maybe_describe(OracleStatement.java:896)
at oracle.jdbc.driver.T4CStatement.execute_maybe_describe(T4CStatement.java:383)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:986)
at oracle.jdbc.driver.OracleStatement.doScrollExecuteCommon(OracleStatement.java:3763)
at oracle.jdbc.driver.OracleStatement.doScrollStmtExecuteQuery(OracleStatement.java:3887)
at oracle.jdbc.driver.OracleStatement.executeQuery(OracleStatement.java:1131)
at org.pentaho.reporting.engine.classic.core.modules.misc.datafactory.sql.SimpleSQLReportDataFactory.parametrizeAndQuery(SimpleSQLReportDataFactory.java:422)
at org.pentaho.reporting.engine.classic.core.modules.misc.datafactory.sql.SimpleSQLReportDataFactory.queryData(SimpleSQLReportDataFactory.java:254)
at org.pentaho.reporting.engine.classic.core.modules.misc.datafactory.sql.SQLReportDataFactory.queryData(SQLReportDataFactory.java:171)
at org.pentaho.reporting.ui.datasources.jdbc.ui.JdbcPreviewWorker.run(JdbcPreviewWorker.java:103)
at java.lang.Thread.run(Unknown Source)

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那么我如何才能做到这一点呢？

从事实表中选择*似乎是一个有效的查询。尝试删除结尾处的分号