谷愛凌：輿論漩渦中的「冰雪公主」
Ubisoft's shakeups continue unabated. The creative director of the next Assassin's Creed game, codenamed Hexe, has left the company. The departure of Clint Hocking, a 20-year veteran of the company over two stints, was reportedly announced in a staff meeting this week.
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But there is another opportunity here: not every row always looks the same. If many fields are NULL, reserving space for every field sequentially wastes space. In this situation we can store only the values that actually exist.