需求：数据表对数据表进行转换！！！
构建kettle数据流图：
指定从哪到哪？
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启动：
2023/12/14 10:30:43 - Carte - Installing timer to purge stale objects after 1440 minutes.
2023/12/14 11:09:13 - Spoon - 另存为...
2023/12/14 11:09:26 - Spoon - Save file as...
2023/12/14 11:10:19 - Spoon - Running transformation using the Kettle execution engine
2023/12/14 11:10:19 - Spoon - 转换已经打开.
2023/12/14 11:10:19 - Spoon - 正在打开转换 [table_to_table]...
2023/12/14 11:10:19 - Spoon - 开始执行转换.
2023/12/14 11:10:20 - table_to_table - 为了转换解除补丁开始 [table_to_table]
2023/12/14 11:10:21 - 表输出.0 - Connected to database [mysql_kettle_demo] (commit=1000)
2023/12/14 11:10:21 - 表输入.0 - Finished reading query, closing connection
2023/12/14 11:10:21 - 表输入.0 - 完成处理 (I=21, O=0, R=0, W=21, U=0, E=0)
2023/12/14 11:10:21 - 表输出.0 - 完成处理 (I=0, O=21, R=21, W=21, U=0, E=0)
2023/12/14 11:10:21 - Spoon - 转换完成!!
