-- to get acnum having largest number of paper we can use group along with Fetch condition to get result. using fetch helps to eliminate use of MAX condition. Below is query.
Select acnum from paper group by acnum order by count(panum) desc Fetch First 1 Row only;
Return the acnum of academic(s) who wrote the largest number of papers. You must NOT use MAX. An SQL query that lists all academics in decreasing order of their total number of papers is incorrect....
The relational schema for the Academics database is as follows DEPARTMENT(deptnum, descrip, instname, deptname, state, postcode) ACADEMIC(acnum, deptnum*, famname, givename, initials, title) PAPER(panum, title) FIELD(fieldnum, id, title) INTEREST(fieldnum* acnumk, descrip) Some notes on the Academics database An academic department belongs to one institution (instname) and often has many academics. An academic only works for one department. Research papers (PAPER) are often authored by several academics, and of course an academic often writes several papers (AUTHOR) A research field (FIELD) often...
The relational schema for the Academics database is as follows DEPARTMENT(deptnum, descrip, instname, deptname, state, postcode) ACADEMIC(acnum, deptnum*, famname, givename, initials, title) PAPER(panum, title) FIELD(fieldnum, id, title) INTEREST(fieldnum* acnumk, descrip) Some notes on the Academics database An academic department belongs to one institution (instname) and often has many academics. An academic only works for one department. Research papers (PAPER) are often authored by several academics, and of course an academic often writes several papers (AUTHOR) A research field (FIELD) often...
Question 3. SQL (5 points). In addition to the lecture notes, you should also study by yourself the SQL Plus tutorial on Canvas (the Oracle section) and other resources for Oracle syntax and useful functions. The relational schema for the Academics database is as follows: DEPARTMENT(deptnum, descrip, instname, deptname, state, postcode) ACADEMIC(acnum, deptnum, famname, givename, initials, title) PAPER(panum, title) AUTHOR(panum*. acnum) FIELD(fieldnum, id, title) INTEREST(fieldnum* acnum*, descrip) Some notes on the Academics database An academic department belongs to one institution...
The relational schema for the Academics database is as follows: DEPARTMENT(deptnum, descrip, instname, deptname, state, postcode) ACADEMIC(acnum, deptnum*, famname, givename, initials, title) PAPER(panum, title) AUTHOR(panum*, acnum*) FIELD(fieldnum, id, title) INTEREST(fieldnum*, acnum*, descrip) Some notes on the Academics database: ● An academic department belongs to one institution (instname) and often has many academics. An academic only works for one department. ● Research papers (PAPER) are often authored by several academics, and of course an academic often writes several papers (AUTHOR). ●...