Variables in Bigquery
declare lower_limit int64 default 1;
set lower_limit = 1500;
SELECT * FROM `bigquery-public-data.medicare.outpatient_charges_2011`
where average_total_payments > lower_limit
order by average_total_payments desc
DECLARE arr ARRAY<INT64> default [1,2,3];
SELECT ARR[OFFSET(1)] AS RES;
