longclaps

SELECT *
FROM tbl
WHERE id BETWEEN 5 AND 10
ORDER BY id;

from itertools import count # это генератор бесконечной последовательности 0,1,2,...

try:
    for i in count(0): # вот этого
        a = data[i]    # и этого
        if data.count(a) == 1:
            data.remove(a)
        print(a, data)
except IndexError:
    print(data)

На третьей итерации: i=4; j=3;

Excel stores dates as sequential serial numbers so that they can be used in calculations. By default, January 1, 1900 is serial number 1, and January 1, 2008 is serial number 39448 because it is 39,447 days after January 1, 1900.

CREATE OR REPLACE FUNCTION checkPermission(TEXT, TEXT)
  RETURNS SETOF BOOLEAN AS
$$
BEGIN
  RETURN QUERY SELECT $1
                      &&
                      $2;
END;
$$ LANGUAGE plpgsql;