phd_advisor full_name workplace fields doctoral_students article_title alma_mater
jeffrey ullman yehoshua chaim -lrb- `` shuky '' -rrb- sagiv hebrew university of jerusalem computer science konstantin golenberg yehoshua sagiv
 princeton university
yehoshua sagiv

yehoshua chaim -lrb- `` shuky '' -rrb- sagiv is a computer scientist and professor of computer science at the hebrew university of jerusalem .
he obtained his phd at princeton university in 1978 .
his advisor was jeffrey ullman .
sagiv is one of the founders of the field of relational database theory , and specifically of dependency theory .
he also did seminal work in the areas of semi-structured databases and local-as-view data integration .
currently -lrb- 2008 -rrb- he is the most-published author in the acm symposium on principles of database systems -lrb- with 29 papers published there -rrb- .
he was also the winner of the acm sigmod test of time award in 2002 .
