During an UPDATE operation, values of unchanged fields are normally preserved as-is; so an UPDATE of a row with out-of-line values incurs no TOAST costs if none of the out-of-line values change.
在一次UPDATE操作,通常保留原样不变字段的值,所以一个UPDATE不得因其不在一直线上的行值TOAST如果没有超行值改变成本。
It seems fitting to be drinking No Man's Land wine as we toast the tearing down 20 years ago this autumn of the Iron Curtain.
我们为20年前秋天铁幕的撕开而干杯,喝“无人区”葡萄酒似乎再合适不过了。
If you get a defiant "NO" in response to a request, ask a silly question like, "Do you want to eat giant slimy worms for breakfast instead of cheese toast?"
如果你得到一个藐视直接地说“不”作为一个要求的回答,这就好像问一个类似“难道你吃又大又粘的寄生虫作为早餐而不是乳酪土司吗?”的愚蠢问题。
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