CREATE TABLE "hydro_power_stations_under_construction" (
  "s_no" real,
  "power_plant" text,
  "state" text,
  "total_capacity_mw" real,
  "completion_schedule" text
);

Question: For the 2013 completion schedule, what is the total S.no.?
SQL: SELECT SUM("s_no") FROM "hydro_power_stations_under_construction" WHERE "completion_schedule"='2013';

Question: What is the completion schedule for himachal pradesh state with a total capacity (MW) of 800?
SQL: SELECT "completion_schedule" FROM "hydro_power_stations_under_construction" WHERE "state"='himachal pradesh' AND "total_capacity_mw"=800;

Question: When the completion schedule is 2016 for the state of jammu & kashmir, what is the smallest S.no.?
SQL: SELECT MIN("s_no") FROM "hydro_power_stations_under_construction" WHERE "state"='jammu & kashmir' AND "completion_schedule"='2016';