CREATE TABLE paper (paperid NUMBER, title VARCHAR2, venueid NUMBER, year NUMBER, numciting NUMBER, numcitedby NUMBER, journalid NUMBER)
CREATE TABLE author (authorid NUMBER, authorname VARCHAR2)
CREATE TABLE dataset (datasetid NUMBER, datasetname VARCHAR2)
CREATE TABLE paperkeyphrase (paperid NUMBER, keyphraseid NUMBER)
CREATE TABLE venue (venueid NUMBER, venuename VARCHAR2)
CREATE TABLE cite (citingpaperid NUMBER, citedpaperid NUMBER)
CREATE TABLE keyphrase (keyphraseid NUMBER, keyphrasename VARCHAR2)
CREATE TABLE paperfield (fieldid NUMBER, paperid NUMBER)
CREATE TABLE writes (paperid NUMBER, authorid NUMBER)
CREATE TABLE field (fieldid NUMBER)
CREATE TABLE journal (journalid NUMBER, journalname VARCHAR2)
CREATE TABLE paperdataset (paperid NUMBER, datasetid NUMBER)

what is ohad shamir 's most cited paper ?
SELECT DISTINCT cite.citedpaperid, COUNT(cite.citedpaperid) FROM author, cite, paper, writes WHERE author.authorname = 'ohad shamir' AND paper.paperid = cite.citedpaperid AND writes.authorid = author.authorid AND writes.paperid = paper.paperid GROUP BY cite.citedpaperid ORDER BY COUNT(cite.citedpaperid) DESC
SELECT DISTINCT "cite"."citedpaperid", COUNT("cite"."citedpaperid") FROM "author" CROSS JOIN "cite" JOIN "paper" ON "cite"."citedpaperid" = "paper"."paperid" JOIN "writes" ON "author"."authorid" = "writes"."authorid" AND "paper"."paperid" = "writes"."paperid" WHERE "author"."authorname" = 'ohad shamir' GROUP BY "cite"."citedpaperid" ORDER BY COUNT("cite"."citedpaperid") DESC