What is the highest Ning that has a bebo less than 4, an orkut less than 100, with a plaxo greater than 0?
CREATE TABLE "overlap_between_multiple_social_network_" (
  "site" text,
  "bebo" real,
  "facebook" real,
  "friendster" real,
  "linked_in" real,
  "my_space" real,
  "ning" real,
  "orkut" real,
  "plaxo" real
);
SELECT MAX("ning") FROM "overlap_between_multiple_social_network_" WHERE "bebo"<4 AND "orkut"<100 AND "plaxo">0;