Exception：Parameter index out of range (1 > number of parameters, which is 0).
在使用jdbc是出现这个错误，原因是在使用占位符（?）的时候，用单引号括起来了,这个问题在拼接复杂sql语句的时候常常出现。
错误：SELECT * FROM doctor WHERE docName = '?'
正确：SELECT * FROM doctor WHERE docName = ?
wangjie2013
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wangjie2013：
keer2345 写道什么时候出续集，我在等待controll ...
Spring集成MyBatis进行项目开发（三） -
keer2345：
什么时候出续集，我在等待controller部分呢
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Inmethetiger：
DaoImpl 还需要写吗？
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Parameter index out of range (1 > number of parameters, which is 0).
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