目录1.LAG()函数Demo：Demo：基础用法Demo：带偏移量的LAG()函数Demo：带默认值的LAG()函数Demo：LAG()函数，比较每一天的销售额与前一天的销售额的差异。2.LEAD()函数Demo：基础用法Demo：带偏移量的LEAD()函数Demo
I am using Stretched=True on a TImage with a 256x256 bitmap. This gets scaled down by 1,2,4 or 8. As expected, text on the bitmap gets more horrible the more I de开发者_StackOverflowpart from \'1\'.
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