A money balance that cannot go negative
Design a ledger table for money balances: the balance is a number with two decimals, required, defaults to 0, and cannot be negative. Columns: id — primary key; balance.
CREATE/ALTER/DROP biss — l-ebda SELECT fl-aħħar mhu meħtieġ.
Idħol biex tara l-istorja tas-sottomissjonijiet
IdħolIdħol biex tuża l-Mentor tal-AI
IdħolL-ebda skema tal-bidu
Dan l-eżerċizzju jibda mingħajr tabelli — toħloqhom permezz ta' CREATE TABLE.