2018年7月24日 星期二

Why KDB?



http://www.timestored.com/b/kdb-qsql-query-vs-sql/

Joining Records on Nearest Time

Lastly we want to consider performing a time based join. A common finance query is to find the prevailing quote for a given set of trades.

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2025 Amazon S3 AWS Storage

Reference https://blog.csdn.net/jiuhebaobao/article/details/137256664