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假设我有一个包含描述错误的产品表。计量单位被拼错为“garms”而不是“grams”。这将如何使用表示类型 1 - SCD 技术的查询语句来实现。
我设法得到了这个问题的答案。我一直在寻找这样的东西:
Begin SELECT all from Product Table UPDATE Product Table SET [Product Unit of Measure] = “grams” WHERE [Product Unit of Measure] = “garms” End