Update Feed

CREATE TABLE patient_update_log (
year int,
event_id timeuuid,
health_id varchar,
change_set varchar,
PRIMARY KEY (year, event_id, health_id)
) WITH CLUSTERING ORDER BY (event_id ASC);

• Records in patient_update_log CF are created whenever any Loggable Fields of a patient record get updated.  event_id set to a generated  timeuuid, change_set to the changed delta of patient object as json string, year set to event year.

• (If an update request approved) Records in patient_update_log CF are created. 

• sur_name, 

• given_name, 

• gender, 

• confidential and 

• address. 

• Since - gte marker UUID(minimum uuid for given time)

• last_marker - gt event_id