How to Calculate OHLC Bars in DolphinDB

OHLC bars can be efficiently calculated in various scenarios in DolphinDB. This tutorial will introduce how to calculate OHLC bars with historical data and real-time data.

With historical data

We will explain how to calculate OHLC bars with batch calculation for the following scenarios:

What is Hyvä Themes for Magento and Why Was It Created?
In Themes
Choosing the right ecommerce platform is important not only for online retailers. It’s important for businesses whose products are directly related to such platforms and must work with them shoulder-to-shoulder. Magento clearly stands out in... T... […]
WPBeginner Turns 15 Years Old – Reflections, Updates, and a Giveaway ($50,000 in Prizes)
In birthday giveaway, giveaway, wpbeginner birthday
It’s quite surreal to type that WPBeginner turns 15 years old today! Time flies when you’re having fun especially with such an amazing community of website owners, small businesses, and web professionals. YOU ARE the best part of WPBeginner! Like every year, I will take… Read More »

The post WPBeginner Turns 15 Years Old – Reflections, Updates, and a Giveaway ($50,000 in Prizes) first appeared on WPBeginner.
[…]
The Art of Manual Regression Testing
No categories
The tech world of software development is characterized by fast-paced and constant evolution. Code keeps changing, new features are introduced, and bugs are fixed frequently. These changes are crucial for improving the overall development structure. Ho... […]
Understanding Properties of Zero Trust Networks
No categories
Zero Trust is a well-known but 'hard-to-implement' paradigm in computer network security. As the name suggests, Zero Trust is a set of core system design principles and concepts that seek to eliminate the practice of implicit trust-based security. The ... […]
Mastering Distributed Caching on AWS: Strategies, Services, and Best Practices
No categories
Distributed caching is a method for storing and managing data across multiple servers, ensuring high availability, fault tolerance, and improved read/write performance. In cloud environments like AWS (Amazon Web Services), distributed caching is pivota... […]