CREATE TABLE "roster" (
  "name" text,
  "num" real,
  "position" text,
  "height" text,
  "weight_lb" real,
  "year" text,
  "hometown" text,
  "previous_school" text
);

Question: What was the previous school of the ft7in (m) tall player?
SQL: SELECT "previous_school" FROM "roster" WHERE "height"='ft7in (m)';

Question: What was the previous school of #22?
SQL: SELECT "previous_school" FROM "roster" WHERE "num"=22;