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目前我有一個應用程序,查詢從Yelp搜索API的企業數組,並將其放入我的解析數據庫。如何刪除行解析
下面是該代碼:
let businessToParse = PFObject(className: "Business")
businessToParse["name"] = yelpBusinessMock.name
businessToParse["address"] = yelpBusinessMock.address
businessToParse["categories"] = yelpBusinessMock.categories
businessToParse["distance"] = yelpBusinessMock.distance
businessToParse["imageURLString"] = yelpBusinessMock.imageURLString
businessToParse.saveInBackgroundWithBlock({ (sucessful: Bool, errors: NSError?) -> Void in
if(sucessful) {
} else {
print(errors?.description)
}
})
然而,問題是,當我用不同的查詢字符串查詢,其他數據保留在數據庫中,這是不是我想要的。
我想要做的是基本上用新數據替換已經在解析數據庫中的當前數據。無論如何,我可以做到這一點?我試過businessToParse.deleteInBackground()
,但似乎做任何事情......