정보처리기사 2020년 3회 57번

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과목: 데이터베이스 구축

문제[edit | edit source]

57. 관계대수의 순수관계 연산자가 아닌 것은?

  • ① Select
  • ② Cartesian Product
  • ③ Division
  • ④ Project

풀어보기[edit | edit source]

정답[edit | edit source]

  • 2번

해설[edit | edit source]

같이 보기[edit | edit source]

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