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第一张图片是数据库的值
第二张图片是控制台打印的输出,为什么控制台第二个参数输出会什么都没有?不是空字符串,是啥子都没有,空了一行用的是框架用的是mybatis,数据库用的是postgreSQL,第三张图片是sql语句
业精于勤,荒于嬉;行成于思,毁于随。
Because your getV_aimdepart is an empty string and you use println instead of print, so it will occupy one line
You have a field with a default value of "", right?
Because your getV_aimdepart is an empty string and you use println instead of print, so it will occupy one line
You have a field with a default value of "", right?