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Update Incremental Load authored by Henke, Elisa's avatar Henke, Elisa
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Incremental-Load.md
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<details>
<summary> Show data flow of Patient resources </summary>
When a patient resource is read in, the job first checks whether this patient resource already exists in OMOP CDM. This is done in the FHIR_ID_TO_OMOP_ID_MAP table using the logical_id and/or the identifier. If the patient resource does not yet exist in OMOP CDM, it will be written to OMOP CDM as a new resource. If the patient resource already exists in OMOP CDM, an update will take place in OMOP CDM based on the corresponding person_id (= omop_id from FHIR_ID_TO_OMOP_ID_MAP).
When a Patient resource is read in, the job first checks whether this Patient resource already exists in OMOP CDM. This is done in the FHIR_ID_TO_OMOP_ID_MAP table using the logical_id and/or the identifier. If the Patient resource already exists in OMOP CDM, an update will take place in OMOP CDM based on the corresponding person_id (= omop_id from FHIR_ID_TO_OMOP_ID_MAP). If the Patient resource does not yet exist in OMOP CDM, it will be written to OMOP CDM as a new resource.
![inkrementellesLaden-Patient](uploads/58d4c826a2220a50e2c2b866cdf55949/inkrementellesLaden-Patient.png)
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