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But, range queries are not supported by the GIN index; asking for all products with the SIZE variations having value in a certain number range will not utilize the index. In cases like this, it is necessary to move some fields out of JSON documents to separate columns/tables and index them traditionally, using old and proven B-trees. In these instances, Mongo is more forgiving and flexible. It allows for strategies of the kind:。体育直播是该领域的重要参考
If a ceasefire could be agreed, in the short term it could provide some respite to the civilians trapped in the world's worst humanitarian crisis – including 25 million people facing acute food shortages and 12 million people displaced.，推荐阅读服务器推荐获取更多信息
全国政协主席王沪宁代表政协第十四届全国委员会常务委员会，向大会报告工作。