I can see myself using Project Voldermo开发者_JS百科rt to cache results from a Traditional RDBMS query. But in this case, it provides almost no major advantage over other (Java) caching system such as
Lots of \"BAW\"s (big ass-websites) are using data storage and retrieval t开发者_Go百科echniques that rely on huge tables with indexes, and using queries that won\'t/can\'t use JOINs in their queries
I want to find which items in my array are NOT in the collection.I can filter a collection based on an array, no problem.But, can I filter an array based on the collection in a single query?
In a nosql database multiple items are stored with the category and subcategory in the format given below.
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