Database Model           BY:   Alyssa Marie T. Paral         BLIS-III
REFERRAL LETTER
Purpose of the Database          Model• ADVANTAGES/STRENGTHS• It minimizes the paper to released for the students  who wil...
DEPARTMENTSDepartment        PK              1        STUDENTS                                         PK                 ...
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Database model

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Database model

  1. 1. Database Model BY: Alyssa Marie T. Paral BLIS-III
  2. 2. REFERRAL LETTER
  3. 3. Purpose of the Database Model• ADVANTAGES/STRENGTHS• It minimizes the paper to released for the students who will be using/access another library .• Cost Cutting• It will be not time consuming to process the referral letter.• The control number of the referral letter will not be redundant.• DISADVANTAGE/WEAKNESS• Brown Out• Unskilled person/staff
  4. 4. DEPARTMENTSDepartment PK 1 STUDENTS PK S_ID Number 1 S_SName S_FName S_MName S_Yr. Level REFERRALS ∞ Department R_Crtl. No. FK R_School To R_Date S_ID Number ∞ FK
  5. 5. Thank You!!!
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