ada*_*aam 6 c# azure azure-cognitive-search
我正在使用新的(预览版)Azure 搜索 SDK(此处的信息)。我正在使用 oData 表达式语法来使用$filter
参数构建我的搜索查询,并且我希望能够将一组 id 提供给端点。BrandId 字段位于我的 Azure 搜索索引中,它是可搜索、可过滤、可排序和可分面的。理想情况下,我希望能够按照以下方式做一些事情:
http://host/service/Products?brands=["1","2"]
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我不知道使用什么语法来在$filter
查询中包含集合文字语法。所以我目前只是将逻辑OR
s 的负载串连在一起以形成查询,而不是理想的:
var sp = new SearchParameters();
string filter = "$filter=";
if(brands.Length > 0)
{
int counter = 0;
foreach(string brand in brands)
{
if(counter == 0)
{
filter += "(brandId eq '" + brand + "'";
}
else if(counter == (brands.Count() - 1))
{
filter += " or brandId eq '" + brand + "')";
}
else
{
filter += " or brandId eq '" + brand + "'";
}
counter++;
}
}
sp.Filter = filter;
DocumentSearchResult response = indexClient.Documents.Search(theSearchQuery, sp);
foreach(SearchResult result in response.Results)
{
// do stuff to the results
}
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最终的(url 编码的)URI 如下:
https://[mysearchservicename].search.windows.net/indexes/products/docs?api-version=2015-02-28&$filter=language%20eq%20%27us%27%20and%20%28brandId%20eq%20%276%27%20or%20brandId%20eq%20%278%27%20or%20brandId%20eq%20%279%27%20or%20brandId%20eq%20%2710%27%20or%20brandId%20eq%20%2711%27%20or%20brandId%20eq%20%2713%27%20or%20brandId%20eq%20%2722%27%29
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希望有人能启发我吗?
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