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Python 2021-09-27 22:38:04
dizionari python
>>> d = {'a': 1, 'b': 2, 'c': 3} # nuovo dict di 3 elementi >>> len(d) # verifica che siano 3 3 >>> d.items() # restituisce gli elementi dict_items([('c', 3), ('a', 1), ('b', 2)]) >>> d.keys() # restituisce le chiav... Add solution -
SQL 2021-09-19 07:38:04
postgresql stored procedure update table values
CREATE OR REPLACE FUNCTION change_account_email( IN oldAddr VARCHAR(50), IN newAddr VARCHAR(50)) RETURNS INTEGER AS $$ DECLARE rcount INTEGER DEFAULT 0; BEGIN UPDATE accounts SET a_email = newAddr WHERE a_email = oldAddr; GET DIAGNOSTI... Add solution
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