Pertemuan 13

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Materi Konsep Sist Info Pertemuan 12

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Pertemuan 13

  1. 1. PERTEMUAN 13 ANALISA KONSEP DATABASE NEXT HOME
  2. 2. ANALISA KONSEP DATABASE <ul><li>Tehnik merancang model konseptual dgn model data relational </li></ul><ul><li>Tehnik Normalisasi </li></ul><ul><li>Tehnik Entity Relationship </li></ul><ul><li>TEKNIK NORMALISASI </li></ul><ul><li>Mrpkn proses pengelompokkan elemen data menjadi tabel2 yg menunjukkan entity & relasinya </li></ul><ul><li>Field/key yg digunakan : </li></ul><ul><li>Candidate Key </li></ul><ul><li>Primary Key </li></ul><ul><li>Alternate Key </li></ul><ul><li>Foreign Key </li></ul>NEXT BACK
  3. 3. <ul><li>Tahapan Proses Normalisasi : </li></ul><ul><ul><ul><ul><ul><li>UnNormalized Form </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>First Normal Form/1Nf </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Second Normal Form/2Nf </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Third Normal Form/3Nf </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Boyce-Codd Normal Form/BCNf </li></ul></ul></ul></ul></ul>NEXT BACK
  4. 4. ENTITY RELATIONSHIP DIAGRAM <ul><li>Proses hubungan antar file yg direlasikan dgn relation key yg merupakan primary key dari masing- masing file </li></ul><ul><li>Hubungan/relasi antar file </li></ul><ul><li>One To One Relationship 2 file </li></ul><ul><li>One To Many Relationship 2 file </li></ul><ul><li>Many To Many Relationship 2 file </li></ul><ul><li>Relasi One To One 2 attribue dalam 1 file </li></ul><ul><li>Relasi Many To One 2 attribue dalam 1 file </li></ul><ul><li>Relasi Many To Many 2 attribue dalam 1 file </li></ul>BACK

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