Database.md

+___GoSurvey___ makes extensive use of the [JSON(B)](https://www.postgresql.org/docs/current/datatype-json.html) field types to allow for arbitary surveys to be stored centrally while proividing the possibility for cross-correlations of differently structured surveys.
+
+```plantuml
+@startuml
+entity Surveys {
+  SurveyID : uuid
+  [Timestamps]
+  --
+  Name : character varying(255)
+}
+entity Consents {
+  ConsentID : uuid
+  [Timestamps]
+  SurveyID : uuid <<FK>>
+  --
+  data : json NOT NULL,
+  consent : boolean NOT NULL,
+  privacy : boolean NOT NULL
+}
+entity Answers {
+  AnswerID : uuid
+  [Timestamps]
+  SurveyID : uuid <<FK>>
+  --
+  data : json NOT NULL,
+  consent : boolean NOT NULL,
+  privacy : boolean NOT NULL
+}
+entity Users {
+  UserID : uuid
+  [Timestamps]
+  --
+  role : smallint
+}
+entity Formulas {
+  FormulaID : uuid
+  [Timestamps]
+  --
+  name : character varying(255) <<Index>>
+}
+entity Suites {
+  SuiteID : uuid
+  [Timestamps]
+  SurveyID : uuid <<FK>>
+  --
+  name : character varying(255) <<Index>>
+  mappings : json
+}
+
+Surveys ||..|{ Consents
+Surveys ||..|{ Answers
+Surveys ||..|{ Suites
+Suites ||..|{ Formulas
+Users }|..|{ Surveys
+
+@enduml
+```
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