Further progress

...rc/main/java/at/tuwien/entities/database/table/Table.java

...t/tuwien/entities/database/table/columns/TableColumn.java

...tities/database/table/columns/concepts/ColumnConcept.java

...ien/entities/database/table/columns/concepts/Concept.java

...c/main/java/at/tuwien/entities/identifier/Identifier.java

fda-metadata-db/setup-schema.sql

fda-metadata-db/setup-user.sh

...ce/rest-service/src/main/resources/application-docker.yml

...ice/rest-service/src/main/resources/application-local.yml

...a-service/rest-service/src/main/resources/application.yml

...ce/rest-service/src/main/resources/application-docker.yml

...ice/rest-service/src/main/resources/application-local.yml

...y-service/rest-service/src/main/resources/application.yml

...ce/rest-service/src/main/resources/application-docker.yml

...ice/rest-service/src/main/resources/application-local.yml

...e-service/rest-service/src/main/resources/application.yml