KelasKelompok : 07 PDT05 Abstrak - ANALISIS DAN PERANCANGAN DATA WAREHOUSE PADA PT. SASEKA GELORA FINANCE - Binus e-Thesis

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  Abstra

  Jurusan Teknik Informatika Skripsi Sarjana Komputer

  Semester Ganjil tahun 2006/2007

  

ANALIS IS DAN PERANCANGAN DATA WAREHOUS E PADA

PT. S AS EKA GELORA FIN ANCE

Febry Kurniawan 0700709956

Andy Hianto 0700728702

Andrea 0700728772 Kelas/Kelompok :

   07 PDT/05 Abstrak

  Era globalisasi saat ini menuntut setiap perusahaan untuk menunjukkan performa yang terbaik agar dapat bersaing dan bertahan dalam dunia bisnis. Salah satu kunci sukses persaingan bisnis adalah tersedianya informasi yang cepat dan akurat. Untuk menghasilkan dan menyajikan informasi perusahaan dengan benar dan cepat, dirancanglah sebuah data warehouse dengan menggunakan metode analisis, perancangan dan studi pustaka. Hasil penelitian pada PT. Saseka Gelora Finance menunjukkan bahwa penyajian data masih terlalu detail dan tersebar serta laporan akhir dari sistem informasi kurang mendukung para eksekutif dalam mengambil keputusan. Untuk itu kami melakukan perancangan data warehouse yang dapat menyajikan informasi secara cepat dan tepat serta menghasilkan laporan akhir yang ringkas dan sesuai dengan kebutuhan para eksekutif dalam mengambil keputusan. Data warehouse ini dapat digunakan sebagai sumber penunjang bagi aplikasi EIS atau DSS.

  Kata kunci

  Informasi, data, data warehouse

  Prakata

  Segala puji dan syukur ke hadirat Tuhan Yang M aha Esa atas berkat dan kasih karunia-Nya sehingga kami dapat menyelesaikan penulisan skripsi ini tepat pada waktunya.

  Skripsi yang berjudul “Analisis dan Perancangan Data Warehouse pada PT. Saseka Gelora Finance” disusun dengan maksud untuk memenuhi salah satu syarat kelulusan pada jenjang strata 1 jurusan Teknik Informatika pada Universitas Bina Nusantara.

  Pada kesempatan ini penulis ingin menyampaikan ucapan terima kasih yang sebesar-besarnya kepada :

  1. Bapak Prof. Dr. Gerardus Polla, M .App.Sc, selaku Rektor Universitas Bina Nusantara.

  2. Bapak H.M Subekti,BE,M .Sc, selaku Ketua Jurusan Teknik Informatika Universitas Bina Nusantara.

  3. Bapak.

  Taslim Rochmadi, Ir., Dipl.Ing., Dr.

  , selaku Dosen Pembimbing Skripsi yang telah banyak memberikan saran dan bimbingan dalam penulisan skripsi ini.

  4. Bapak Dadang M aulana S.Kom, selaku IT M anager PT. Saseka Gelora Finance.

  5. Bapak Bayu Wiendardi S.Kom, selaku IT Developer PT. Saseka Gelora Finance.

  6. Segenap staff pengajar Universitas Bina Nusantara yang telah membimbing penulis selama kuliah.

  7. Orang tua dan keluarga yang telah memberikan dukungan baik secara moral maupun material. yang telah memberikan dukungan dan saran dalam menyelesaikan skripsi ini, Dengan menyadari masih adanya kekurangan dalam penelitian dan penulisan laporan skripsi ini, maka penulis mengharapkan kritik dan saran yang membangun demi penyempurnaan laporan ini.

  Akhir kata, kiranya laporan skripsi ini dapat bermanfaat bagi semua pihak yang membaca atau memerlukannya.

  Jakarta, Januari 2007 Penulis

  Halaman Judul Luar............................................................................................................i Halaman Judul Dalam........................................................................................................ii

  Halaman Persetujuan Hardcover .....................................................................................iii Halaman Persetujuan Dewan Penguji...............................................................................iv

  Abstrak.............................................................................................................................vii Prakata.............................................................................................................................viii Daftar Isi.............................................................................................................................x Daftar Tabel.....................................................................................................................xvi Daftar Gambar...............................................................................................................xviii

  Daftar Lampiran..............................................................................................................xxi

  

BAB 1 PENDAHULUAN................................................................................................1

  1.1 Latar Belakang...........................................................................................................1

  1.2 Ruang Lingkup..........................................................................................................2

  1.3 Tujuan dan M anfaat...................................................................................................2

  1.4 M etodologi................................................................................................................3

  1.5 Sistematika Penulisan................................................................................................4

  

BAB 2 LANDAS AN TEORI...........................................................................................7

  2.1 Pengertian Database.................................................................................................7

  2.2 Pengertian Data Warehouse.....................................................................................8

  2.3 Karakteristik Data Warehouse.................................................................................9

  2.3.2 Integrated (Terintegrasi)...............................................................................10

  2.5.5 M etadata........................................................................................................18

  2.10 M etodologi Perancangan Data Warehouse............................................................29

  2.9.4 Penggunaan data ..........................................................................................29

  2.9.3 Pendistribusian data .....................................................................................29

  2.9.2 Transformasi data ........................................................................................29

  2.9.1 M emperoleh data dan menggabungkan data ...............................................28

  2.9 Kegiatan inti Data Warehouse...............................................................................28

  2.8 Keuntungan Penggunaan Data Warehouse............................................................27

  2.7 Data Flow dalam Data Warehouse .......................................................................25

  2.6 Arsitektur Data Warehouse....................................................................................19

  2.5.4 Lightly Summarized Data.............................................................................17

  2.3.3 Time Variant (Variasi Waktu) .....................................................................11

  2.5.3 Highly Summarized Data.............................................................................17

  2.5.2 Older Detail Data..........................................................................................17

  2.5.1 Current Detail Data.......................................................................................16

  2.5 Struktur Data Warehouse.......................................................................................15

  2.4.3 Data Warehouse Terdistribusi......................................................................15

  2.4.2 Data Warehouse Terpusat............................................................................14

  2.4.1 Data Warehouse Fungsional........................................................................13

  2.4 Bentuk Data Warehouse.........................................................................................12

  2.3.4 Nonvolatile....................................................................................................11

  2.11 Perancangan Data Warehouse dengan skema bintang………………...…………32

  2.11.2Perancangan skema bintang………………....………….…………………33

  2.11.3 Skema bintang sederhana………...……………………………………….34

  2.11.4 Skema bintang dengan beberapa tabel fakta...............................................34

  2.11.5 Skema snow flakes………………………...……………………………...35

  2.12 Data Mart...............................................................................................................37

  2.13 Granularity.............................................................................................................37

  2.14 Agregasi..................................................................................................................39

  2.15 Denormalisasi.........................................................................................................39

  2.16 Critical Success Factor (CSF) ...............................................................................40

  2.17 Kredit......................................................................................................................40

  2.17.1 Pengertian Kredit........................................................................................40

  2.17.2 M acam-macam Kredit................................................................................41

  2.17.2.1 M enurut Jangka Waktunya.........................................................41

  2.17.2.2 M enurut kegunaannya................................................................42

  2.17.2.3 M enurut Pemakaiannya..............................................................42

  2.17.2.4 M enurut Sektor Yang Dibiayai..................................................43

  2.17.3 Unsur-unsur Kredit.....................................................................................43

  2.17.4 Faktor Penentu Suku Bunga Kredit............................................................44

  2.17.5 Sistem Perhitungan Suku Bunga Kredit....................................................45

  2.17.6 Cara M enghitung Suku Bunga Kredit........................................................45

  2.18 Leasing...................................................................................................................47

  2.18.1 Pengertian leasing........................................................................................47

  2.18.2 M acam-M acam leasing...............................................................................47

  2.18.4 Pembayaran angsuran bulanan....................................................................52

  3.5 Analisis Critical Success Factor............................................................................62

  3.7.4 M atriks fungsi bisnis vs subjek data.............................................................73

  3.7.3 M atriks fungsi bisnis vs unit organisasi.......................................................70

  3.7.2 M atriks Subjek data vs unit organisasi.........................................................67

  3.7.1 M atriks unit organisasi vs Lokasi.................................................................66

  3.7 Analisis matriks......................................................................................................66

  3.6.2 Fungsi bisnis.................................................................................................65

  3.6.1 Subjek data...................................................................................................64

  3.6 Subjek data dan fungsi bisnis... .............................................................................64

  3.4.2 M isi...............................................................................................................62

  2.19 Consumer Finance...................................................................................................53

  3.4.1 Visi...............................................................................................................62

  3.4 Visi dan M isi PT. Saseka Gelora Finance.............................................................62

  3.3 Tugas dan Tanggung Jawab...................................................................................57

  3.2 Struktur Organisasi.................................................................................................56

  3.1 Sejarah Perusahaan PT. Saseka Gelora Finance.....................................................55

  

BAB 3 AN ALIS IS KEBUTUHAN DATA WAREHOUS E……….………………..55

  2.19.3 Pembayaran Angsuran Bulanan..................................................................54

  2.19.2 Dasar Kegiatan Pembiayaan Konsumen.....................................................53

  2.19.1 Pengertian Consumer Finance....................................................................53

  3.8 Teknologi Informasi di PT. Saseka Gelora Finance...............................................75

  3.8.2 Perangkat lunak............................................................................................70

  3.8.3 M atriks Aplikasi Vs Fungsi Bisnis...............................................................77

  3.9 Analisis Kebutuhan Data dan Informasi.................................................................79

  3.10 Identifikasi M asalah...............................................................................................79

  3.11 Usulan Pemecahan M asalah...................................................................................81

  

BAB 4 RANCANGAN S IS TEM YANG DIUS ULKAN DAN IMPLMENTAS I…..82

  4.1 Arsitektur Data Warehouse....................................................................................82

  4.2 Rancangan Data Warehouse..................................................................................83

  4.3 Rancangan Skema Bintang.....................................................................................88

  4.3.1 Skema Bintang Gabungan...........................................................................89

  4.3.2 Skema Bintang Pemberian Kredit...............................................................90

  4.3.3 Skema Bintang Asset Selling......................................................................91

  4.3.4 Skema Bintang Joint Finance......................................................................92

  4.3.5 Skema Bintang Registrasi............................................................................93

  4.3.6 M eta Data....................................................................................................94

  4.4 Analisis Kapasitas M edia dan Pertumbuhan Data................................................109

  4.4.1 Analisis Kapasitas M edia dan Pertumbuhan Data Tabel Fakta................109

  4.4.2 Analisis Kapasitas M edia dan Pertumbuhan Data Tabel Dimensi...........112

  4.5 Rancangan Layar..................................................................................................118

  4.6 Implementasi........................................................................................................131

  4.6.1 Jadwal Implementasi................................................................................131

  4.6.2 Pengadaan Perangkat Keras dan Lunak...................................................132

  4.6.2.2 Dukungan Perangkat Lunak.......................................................132

  4.6.3 Arsitektur Jaringan....................................................................................133

  4.6.4 Pengujian...................................................................................................134

  4.6.5 Operasi.......................................................................................................136

  4.6.5.1 Back Up.......................................................................................136

  4.6.5.2 Restore.........................................................................................137

  4.6.6 Design dan penjelasan layar.....................................................................137

  

BAB 5 S IMPULAN DAN S ARAN.............................................................................151

  5.1 Simpulan...............................................................................................................151

  5.2 Saran.....................................................................................................................151

  

DAFTAR PUS TAKA………………………………………………………………...153

DAFTAR RIWAYAT HID UP………………………………………………………155

LAMPIRAN FOTOKOPI KETERANGAN S URAT S URVEY

Tabel 2.1 Perbandingan Subject Oriented antara Data Warehouse dengan

  Operational Data.................................................................................................9

Tabel 3.1 Tabel Subyek Data...........................................................................................64Tabel 3.2 Tabel Fungsi Bisnis..........................................................................................65Tabel 3.3 M atriks Unit Organisasi vs Lokasi...................................................................66Tabel 3.4 M atriks Subyek Data vs Unit Organisasi.........................................................68Tabel 3.5 M atriks Fungsi Bisnis vs Unit Organisasi........................................................70Tabel 3.6 M atriks Fungsi Bisnis vs Subyek Data.............................................................72Tabel 3.7 M atriks Aplikasi vs Fungsi Bisnis....................................................................76Tabel 3.8 M atriks M asalah vs Unit Organisasi................................................................78Tabel 4.1 Tabel Temp Cabang.........................................................................................93Tabel 4.2 Tabel Temp Klien.............................................................................................94Tabel 4.3 Tabel Temp Kategori........................................................................................95Tabel 4.4 Tabel Temp Asset.............................................................................................96Tabel 4.5 Tabel Temp Bank.............................................................................................97Tabel 4.6 Tabel Temp Dealer...........................................................................................98Tabel 4.7 Tabel Temp Asset Selling................................................................................99Tabel 4.8 Tabel Temp Joint Finance..............................................................................100Tabel 4.9 Tabel Temp LeaseApp...................................................................................101Tabel 4.10 Tabel Temp Registrasi..................................................................................102Tabel 4.11 Tabel Dimensi Cabang.................................................................................103Tabel 4.12 Tabel Dimensi Klien....................................................................................104Tabel 4.14 Tabel Dimensi Asset....................................................................................106Tabel 4.15 Tabel Dimensi Bank.....................................................................................107Tabel 4.16 Tabel Dimensi Dealer...................................................................................108Tabel 4.17 Tabel Dimensi Waktu...................................................................................109Tabel 4.18 Tabel Fakta Asset Selling.............................................................................113Tabel 4.19 Tabel Fakta Joint Finance.............................................................................114Tabel 4.20 Tabel Fakta Pemberian Kredit......................................................................115Tabel 4.21 Tabel Fakta Registrasi..................................................................................116Tabel 4.22 Tabel Jumlah M edia Penyimpanan..............................................................117Tabel 4.23 Jadwal Implementasi....................................................................................139Tabel 4.24 Tabel Dimensi dan Primary key..................................................................142Tabel 4.25 Tabel Fakta dan Foreign key........................................................................142Gambar 2.1 Proses Integrasi Data dari Sumber Data ke dalam Data Warehouse...........10Gambar 2.2 Karakteristik Time Variant...........................................................................11Gambar 2.3 Karateristik Nonvolatile dalam Data Warehouse........................................12Gambar 2.4 Bentuk Data warehouse Fungsional.............................................................13Gambar 2.5 Bentuk Data warehouse Terpusat................................................................14Gambar 2.6 Bentuk Data warehouse Terdistribusi..........................................................15Gambar 2.7 Struktur Data Warehouse............................................................................16Gambar 2.8 Komponen Arsitektur Data Warehouse.......................................................19Gambar 2.9 Data Flow dalam Data Warehouse..............................................................26Gambar 2.10 Hubungan antara Tabel Dimensi pada Skema Bintang Sederhana...........34Gambar 2.11. Skema Bintang dengan lebih dari 1 Tabel Fakta.......................................35

  Gambar 2.12.Skema Snowflake........................................................................................36