With Dash, I can create an interactive dashboard. But, in most Dash apps, the data is used by a CSV file. I want to use MySQL data, which keeps growing with time. But I met a problem, hot to make data refresh on fly? At the start of Dash, I need to read data from MySQL, and form it into datafram…

[image] a3801283: Once the Dash app is started, the data can not be updated, unless by restart the app. Option 1 - Make app.layout a function ( Live Updates | Dash for Python Documentation | Plotly ) and set the data on page load and pass it through to different callbacks with hidden divs: Part…

[image] chriddyp: Live Updates | Dash for Python Documentation | Plotly In the live-updates example, the entire plot is redrawn on every interval tick. This clears any interactions the user has had with the plot such as zooming. How can we update the data while retaining view modifications ma…

[image] aschmied: How can we update the data while retaining view modifications made by the user? See uirevision: 📣 Preserving UI State, like Zoom, in dcc.Graph with uirevision with Dash

How to refresh data on fly?

Dash Python

chriddyp October 6, 2020, 10:08pm 5

See uirevision: 📣 Preserving UI State, like Zoom, in dcc.Graph with uirevision with Dash

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How to refresh data on fly?

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