TUTOR (TutorlD, CertDate, Status) MATCH HISTORY (MatchID, TutorID, StudentID, StartDate, EndDate) TutorID CertDate Status 1/05/2015 Active 1/05/2015 Temp Stop 100 MatchID TutorID StudentID StartDate EndDate 101 3000 1/10/2015 1 100 102 1/05/2015 Dropped 103 5/22/2015 Active 3001 1/15/2015 101 5/15/2015 104 5/22/2015 Active 3 102 3002 2/10/2015 3/01/2015 105 5/22/2015 Temp Stop 4 106 3003 5/28/2015 106 5/22/2015 Active 3004 6/01/2015 3005 6/01/2015 5 103 6/15/2015 STUDENT (StudentID, Read) 6 104 6/28/2015 StudentID Read 7 104 3006 | 6/01/2015 3000 2.3 3001 5.6 3002 1.3 TUTOR REPORT (MatchID, Month, Hours, Lessons) 3003 3.3 MatchID Month Hours Lessons 3004 2.7 6/15 8 4 3005 4.8 4 6/15 6 3006 7.8 5 6/15 4 4 3007 1.5 4| 7/15 10 5 1 7/15 4 2 20 JALaite SOLaueri voSven he fellowine ovestiong - 26 JAbora de vou think etudont and uto information suab 9:51 PM 5/1/2021

TUTOR (TutorlD, CertDate, Status) MATCH HISTORY (MatchID, TutorID, StudentID, StartDate, EndDate) TutorID CertDate Status 1/05/2015 Active 1/05/2015 Temp Stop 100 MatchID TutorID StudentID StartDate EndDate 101 3000 1/10/2015 1 100 102 1/05/2015 Dropped 103 5/22/2015 Active 3001 1/15/2015 101 5/15/2015 104 5/22/2015 Active 3 102 3002 2/10/2015 3/01/2015 105 5/22/2015 Temp Stop 4 106 3003 5/28/2015 106 5/22/2015 Active 3004 6/01/2015 3005 6/01/2015 5 103 6/15/2015 STUDENT (StudentID, Read) 6 104 6/28/2015 StudentID Read 7 104 3006 | 6/01/2015 3000 2.3 3001 5.6 3002 1.3 TUTOR REPORT (MatchID, Month, Hours, Lessons) 3003 3.3 MatchID Month Hours Lessons 3004 2.7 6/15 8 4 3005 4.8 4 6/15 6 3006 7.8 5 6/15 4 4 3007 1.5 4| 7/15 10 5 1 7/15 4 2 20 JALaite SOLaueri voSven he fellowine ovestiong - 26 JAbora de vou think etudont and uto information suab 9:51 PM 5/1/2021

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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