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Description

Variables and attributes of type blob representing valid CSV files can be parsed to collections of object instances. Please see the overview section of see this page for clarity on what defines a "valid" CSV file.

Example

The code snippets below demonstrates how the fromCsv built-in function can be used populate a collection of Nurse object instances:

persistent object Clinic {
    string name;
}
 
persistent object Nurse {
	string first_name;
	string last_name;
 
	@ManyToOne
	Clinic clinic;
}
 
object UploadedFile {
    blob data;
}

 
 Nurse[] extractNurses(UploadedFile f) {
    return Nurse:fromCsv(f.data);
}

  first_name,last_name,clinic.name
Beatrice,Malherbe,Sonop Clinic
Pieter,Potgieter,Somerset Clinic

Additional Mentions and References

• Helium Tutorial Lesson 9
• Persistent Entity BIFs under Quick Reference