CREATE TABLE "table1_2226817_2" (
  "no_in_series" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "production_code" text
);

Question: What is the original air date for the production code of 1.12?
SQL: SELECT "original_air_date" FROM "table1_2226817_2" WHERE "production_code"='1.12';

Question: How many number of series have a production code of 1.11?
SQL: SELECT "no_in_series" FROM "table1_2226817_2" WHERE "production_code"='1.11';

Question: How many number of series have the production code of 1.11?
SQL: SELECT MAX("no_in_series") FROM "table1_2226817_2" WHERE "production_code"='1.11';

Question: Who wrote when the original airdate is April 5, 1987?
SQL: SELECT "written_by" FROM "table1_2226817_2" WHERE "original_air_date"='April 5, 1987';

Question: Who directed the title "peggy sue got work"?
SQL: SELECT "directed_by" FROM "table1_2226817_2" WHERE "title"='\"Peggy Sue Got Work\"';

Question: Who directed when the production code is 1.02?
SQL: SELECT "directed_by" FROM "table1_2226817_2" WHERE "production_code"='1.02';