chasins เผยแพร่ในสถานที่ใด?ไม่จำเป็นต้องใช้ตารางทั้งหมด
in what venues does chasins publish ?It is not neccessary to use all the tables.
 paperdataset:  paperid [ int]  datasetid [ int] 
SELECT DISTINCT paper.journalid, venue.venueid FROM author, paper, venue, writes WHERE author.authorname = 'chasins' AND venue.venueid = paper.venueid AND writes.authorid = author.authorid AND writes.paperid = paper.paperid