View this blog post for an example: blog post Using an Origin Project as a Data Repository for the Origin Connector. In particular, you can break up your large Origin project files into sub projects that contain relevant subsets of data, and use the Origin Data Connector to read data from those project files. This results in much smaller project file size when working with large data. The imported data are not saved with the project file, but can be re-imported any time when the project is opened. Data Connectors maintain a live link to local or web-stored file. Use Data Connectors: Origin 2019b introduced Data Connectors for importing common data formats, including ASCII/CSV, MS Excel, and also Origin Project files.For more information see To Save a Project File. The savings in disk space is project dependent but in-house testing showed that the new format could save 40% or more on file size over the older. Save your projects in the OPJU format: Origin 2018 introduced a new, more compact project file type.If your project file size is getting to be too large, you may want to consider the following options for reducing the file size: 2.109 FAQ-1014 What Can I do to Reduce the Size of My Origin Project?

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