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Important! Use backticks ( ` ) around datasource.field, and single quotes ( ' ) around text.
The data source name is optional, if the field name is unique you can just reference that, e.g., `Tank Capacity gals`. You can also abbreviate data source and /or field names, e.g., `Tank Capacity` or `Entity.Site Name`.
If you make an error in your syntax, the application will inform you where the error is occurring:
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