Articles by Tag #dolphindb
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Introduction to backtesting strategy: Historical data replay in DolphinDB
In DolphinDB, we can import historical data into a stream table in chronological order as “real-time...
Accelerating Data Analysis: Embracing the Efficient Query and Aggregation Calculations
Efficient query and calculation capabilities play a pivotal role in handling large-scale datasets,...
Helpful Tools for Quant丨Efficiently Calculate Transaction Costs from Tick Data
The calculation of transaction costs from tick data often involves two tables: trade and nbbo. As...
High Frequency Data Analysis: Converting High-frequency Signals to Discrete Buy/Sell Signals
In high-frequency trading, we generate high-frequency signals from trade and quote tick data and...
Mastering Pairwise Correlations Calculation of Securities Through Coding
Calculating pairwise correlations of securities sheds light on the relationship between different...