2 votes
Accepted

What is a technical value?

In conventional parlance, fundamental values would refer to data about the stock's financials, i.e. the data contained in the financial statements. Examples could be the cash flow, assets, liabilities ...
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1 vote

Why use a column database for tick/bar data?

For Q1 and Q2 I would suggest you should not use a columnar database. The reasons are as follows: A typical write-access for your data-type would need to update several symbols with both timestamp ...
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1 vote

Efficiently storing real-time intraday data in an application agnostic way

Regarding storage, I stream real-time updates for exchange listed contracts (outright + exchange listed calendar spreads) to InfluxDB. Its a time-series database, mostly geared towards IT Ops for ...
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  • 161
1 vote

Efficiently storing real-time intraday data in an application agnostic way

Apache Cassandra would be a good fit for storing real-time intraday data. It's a partitioned row store, where rows are organized into table using a partition key. It you use a schema where you store ...
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