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const strict = Stream.push({ highWaterMark: 2, backpressure: 'strict' });
，更多细节参见Line官方版本下载
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.
8年攻坚，我国历史性摆脱绝对贫困，创造了又一个“彪炳史册的人间奇迹”。