CREATE TABLE table_78186 ("Title" CLOB, "Published in" CLOB, "Publication Date" CLOB, "Setting" CLOB, "Fictional date" CLOB, "Main characters" CLOB)

Name the publication date when the fictional date is 2112
SELECT "Publication Date" FROM table_78186 WHERE "Fictional date" = '2112'
SELECT "Publication Date" FROM "table_78186" WHERE "Fictional date" = '2112'