2月，海外市场受通胀反弹与企业财报密集披露交织影响呈现高位震荡，美国1月PPI等数据超预期引发通胀“倒春寒”担忧，美联储年内降息路径再生变数，10年期美债收益率下行跌破4.00%关口。美股整体表现强韧，标普500逼近6900点，纳指在科技巨头业绩预期支撑下突破23000点但又有所回落，但板块分化加剧；日股等其他发达市场则在外资流动及汇率波动中横盘整理。
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Well, MongoDB was designed and created as a document database first and foremost, not an SQL one (NoSQL). It is focused and optimized for this particular use case and a way of storing and accessing data. PostgreSQL on the other hand, is a relational, SQL database that later on added support for composite column types like JSON/JSONB, ARRAY and others. Over the years, it has extended and optimized storing JSON documents in its own binary JSONB format, as well as added more ways to index, query and modify data of this type.