https://www.google.co.kr/search?ei=qfDLXYfJI4yB0wSiiZf4AQ&q=Expected+one+result+%28or+null%29+to+be+returned+by+selectOne%28%29%2C+but+found%3A+7&oq=Expected+one+result+%28or+null%29+to+be+returned+by+selectOne%28%29%2C+but+found%3A+7&gs_l=psy-ab.3..0.49268867.49268867..49269670...0.0..0.436.436.4-1......0....2j1..gws-wiz._DdtiHxAOr4&ved=0ahUKEwjHwd6HkuflAhWMwJQKHaLEBR8Q4dUDCAo&uact=5#spf=1573695777655

 

Expected one result (or null) to be returned by selectOne(), but found: 7 - Google 검색

2014. 12. 6. · TooManyResultsException: Expected one result (or null) to be returned by selectOne(), but found: 2 정해져있는 반환값이 1개인데, 지금 받아 ...

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