SELECT COUNT(DISTINCT t1.clubname) FROM club AS t1 JOIN member_of_club AS t2 ON t1.clubid = t2.clubid JOIN student AS t3 ON t2.stuid = t3.stuid WHERE t3.fname = "Eric" AND t3.lname = "Tai"
Count the number of clubs for which the student named 'Eric Tai' is a member.
CREATE TABLE member_of_club (
    stuid number,
    clubid number,
    position text
)

CREATE TABLE club (
    clubid number,
    clubname text,
    clubdesc text,
    clublocation text
)

CREATE TABLE student (
    stuid number,
    lname text,
    fname text,
    age number,
    sex text,
    major number,
    advisor number,
    city_code text
)