103A-CSCSN-ISA-EDABA # WYK # Data Bases - Wykład
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Given are the relations
Students: ST(S#, SNAME, AGE, TRACK)
Lecture: L(L#, LNAME, ECTS)
Who attends what: LS(L#, S#)
Find lectures ((L# and LNAME) which are attended only by students with the age > 22. Use ALL costruct .
Given are the relations
Students: ST(S#, SNAME, AGE, TRACK)
Lecture: L(L#, LNAME, ECTS):
Who passed what: EXAMS(L#, S#, NOTE)
Find Lectures (L# and LNAME) with the maximum value of the average note (over the participating students).Given are the relations
Students: ST(S#, SNAME, AGE, TRACK)
Lecture: L(L#, LNAME, ECTS)
Who attends what: LS(L#, S#)
Find students (S# and SNAME) who attend lectures giving a maximal sum of ECTS (IN TOTAL)Want instant access to all verified answers on leon.pw.edu.pl?
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