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» 请问表中一字段设为自动增量,dhibernate如何操作?
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Subject: 请问表中一字段设为自动增量,dhibernate如何操作?
gchiron
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#1
Post at 2009-9-8 11:22
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请问表中一字段设为自动增量,dhibernate如何操作?
rt
rarnu
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#2
Post at 2009-9-8 14:17
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DH自动导入生成podo后
那个自增的字段你做只读取不写入的操作就行了
Rarnu
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gchiron
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Post at 2009-9-8 15:11
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不行呀,自己生成一个长串儿的数字,估计是hash值,并且最后生成的语句把它作为字符串了,结果最后报异常:转换varchar值时溢出了整数列
gchiron
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Post at 2009-9-8 15:12
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另外还想问个问题,如果多列做主键的话,SaveOrUpdateData的第三个参数pkname该如何写?还是不支持多列做主键?
rarnu
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Post at 2009-9-8 21:04
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三楼的问题以前也发生过,等我找个时间查查找码
Rarnu
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