CREATE TABLE "table1_22815870_1" (
  "series_num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "prod_code" real
);

Question: What is the original air date of the episode with a production code of 105? 
SQL: SELECT "original_air_date" FROM "table1_22815870_1" WHERE "prod_code"=105;

Question: What is the original air date of the episode titled "Pilot"?
SQL: SELECT "original_air_date" FROM "table1_22815870_1" WHERE "title"='\"Pilot\"';

Question: Who wrote the episode titled "Christmas"? 
SQL: SELECT "written_by" FROM "table1_22815870_1" WHERE "title"='\"Christmas\"';

Question: What is the production code of the episode titled "Lenny"?
SQL: SELECT MAX("prod_code") FROM "table1_22815870_1" WHERE "title"='\"Lenny\"';

Question: What is the original air date of the episode titled "Mom at the Bar/Train Buddy" that was written b Adrienne Carter? 
SQL: SELECT "original_air_date" FROM "table1_22815870_1" WHERE "written_by"='Adrienne Carter' AND "title"='\"Mom at the Bar/Train Buddy\"';

Question: What is the original air date of the episode titled "Commercial/Coach DMV"? 
SQL: SELECT "original_air_date" FROM "table1_22815870_1" WHERE "title"='\"Commercial/Coach DMV\"';