CREATE TABLE "table1_12294557_3" (
  "season_num" real,
  "series_num" real,
  "title" text,
  "canadian_airdate" text,
  "u_s_airdate" text,
  "production_code" real
);

Question: what are all the Canadian air dates where the u.s. air date is may 1, 2009
SQL: SELECT "canadian_airdate" FROM "table1_12294557_3" WHERE "u_s_airdate"='May 1, 2009';

Question: What is the total number of u.s. air dates with a title of "dermabrasion"
SQL: SELECT COUNT("u_s_airdate") FROM "table1_12294557_3" WHERE "title"='\"Dermabrasion\"';

Question: What is the maximum season # with a u.s. air date is may 1, 2009
SQL: SELECT MAX("season_num") FROM "table1_12294557_3" WHERE "u_s_airdate"='May 1, 2009';

Question: What is the total number of title with a u.s. air date of April 17, 2009
SQL: SELECT COUNT("title") FROM "table1_12294557_3" WHERE "u_s_airdate"='April 17, 2009';

Question: what is the minimum production code
SQL: SELECT MIN("production_code") FROM "table1_12294557_3";

Question: what are the u.s. air dates with a Canadian air date of may 4, 2009
SQL: SELECT "u_s_airdate" FROM "table1_12294557_3" WHERE "canadian_airdate"='May 4, 2009';