From the book_issue table, return the most recent date of issue (doi) across all book issues.
book_issue
doi
Return a single row with one column aliased as latest_issue_date.
latest_issue_date
−+Fitdepartmentsdepartment_codevarchar(4)department_namevarchar(80)department_buildingvarchar(80)staffstaff_fnamevarchar(80)staff_lnamevarchar(80)idvarchar(20)gendervarchar(1)dojdatemobile_nonumeric(10)quotamember_typevarchar(2)max_booksintmax_durationintbook_catalogueisbn_novarchar(13)titlevarchar(256)publishervarchar(80)yearintmembersmember_novarchar(20)member_classvarchar(20)member_typevarchar(2)roll_novarchar(20)idvarchar(20)studentsstudent_fnamevarchar(80)student_lnamevarchar(80)roll_novarchar(20)department_codevarchar(4)gendervarchar(1)dobdatedegreevarchar(80)mobile_nonumeric(10)facultyfaculty_fnamevarchar(80)faculty_lnamevarchar(80)idvarchar(20)department_codevarchar(4)gendervarchar(1)dojdatemobile_nonumeric(10)book_copiesisbn_novarchar(13)accession_novarchar(20)book_authorsisbn_novarchar(13)author_fnamevarchar(80)author_lnamevarchar(80)book_issuemember_novarchar(20)accession_novarchar(20)doidateprimary keyforeign keyarrow points to the referenced columndrag to pan