Basis Data Dian Noviandri,M.K om
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7/24/2019 Pengantar BasisData 25 Sept 2015
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Basis Data
Dian Noviandri,M.Kom
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atabase ????
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HowLong
???
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Relation
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Cloud...
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Database
Hierarchy
as!." #$earch
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Keterangan :
a. Setiap tabel dalam database mempunyai nama unik,
yang mengidentifikasikan isinya.
b. Tiap kolom pada tabel mempunyai nama yang berbeda.
Banyaknya atribut atau column disebut degree
c. Sebuah baris atau record pada tabel disebut tuple.
Banyaknya tuple pada sebuah relasi disebut cardinallity,
dan
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Struktur
Kode
Nama Alamat Kota
A001
Indra Brayan 007 Medan
A002
Aisyah Temboeng008
Binjai
A00
3
Fatimah l!g!r 1"1 #erba!ng
an
Tuple
AtributPrimary Key
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