kettle报错

kettle 表输入接受的参数一直报这个错误

SELECT * FROM CARD where RQ >= ‘?’
2020/03/10 11:08:02 - 表输入.0 -
2020/03/10 11:08:02 - 表输入.0 - offending row : [max String(50)]
2020/03/10 11:08:02 - 表输入.0 -
2020/03/10 11:08:02 - 表输入.0 - Error setting value #1 [String(50)] on prepared statement
2020/03/10 11:08:02 - 表输入.0 - 索引 1 超出范围。