diff --git a/dbrepo-metadata-db/migration/16/gen_data_sql.py b/dbrepo-metadata-db/migration/16/data.py
similarity index 100%
rename from dbrepo-metadata-db/migration/16/gen_data_sql.py
rename to dbrepo-metadata-db/migration/16/data.py
diff --git a/dbrepo-metadata-db/migration/16/schema.sql b/dbrepo-metadata-db/migration/16/schema.sql
new file mode 100644
index 0000000000000000000000000000000000000000..e3cf081f33838cbe37dfeafd9aec2d173799b665
--- /dev/null
+++ b/dbrepo-metadata-db/migration/16/schema.sql
@@ -0,0 +1,472 @@
+DROP TABLE IF EXISTS `mdb_data`;
+DROP TABLE IF EXISTS `mdb_columns_nom`;
+DROP TABLE IF EXISTS `mdb_columns_cat`;
+DROP TABLE IF EXISTS `mdb_update`;
+DROP TABLE IF EXISTS `mdb_databases_subjects`;
+-- mdb_ontologies
+ALTER TABLE `mdb_ontologies`
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_ontologies
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE `mdb_ontologies`
+    ADD SYSTEM VERSIONING;
+-- mdb_units
+ALTER TABLE `mdb_units`
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_units
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE `mdb_units`
+    ADD SYSTEM VERSIONING;
+-- mdb_units
+ALTER TABLE `mdb_concepts`
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_concepts
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE `mdb_concepts`
+    ADD SYSTEM VERSIONING;
+-- mdb_messages
+ALTER TABLE `mdb_banner_messages`
+    DROP SYSTEM VERSIONING;
+ALTER TABLE `mdb_banner_messages` RENAME `mdb_messages`;
+ALTER TABLE mdb_messages
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE `mdb_messages`
+    ADD SYSTEM VERSIONING;
+-- mdb_image_operators
+ALTER TABLE mdb_image_operators
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_image_operators
+    DROP FOREIGN KEY mdb_image_operators_ibfk_1;
+ALTER TABLE mdb_image_operators
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_image_operators
+    CHANGE COLUMN image_id image_id VARCHAR(36) NOT NULL;
+-- mdb_image_types
+ALTER TABLE mdb_image_types
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_image_types
+    DROP FOREIGN KEY mdb_image_types_ibfk_1;
+ALTER TABLE mdb_image_types
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_image_types
+    CHANGE COLUMN image_id image_id VARCHAR(36) NOT NULL;
+-- mdb_images
+ALTER TABLE mdb_images
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_images
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+-- mdb_access
+ALTER TABLE mdb_access
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_access
+    DROP FOREIGN KEY mdb_access_ibfk_1;
+ALTER TABLE mdb_access
+    ADD FOREIGN KEY (aUserID) REFERENCES mdb_users (id);
+ALTER TABLE mdb_access
+    CHANGE COLUMN aDBID aDBID VARCHAR(36) NOT NULL;
+-- mdb_users
+ALTER TABLE mdb_users
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_users
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+-- mdb_have_access
+ALTER TABLE mdb_have_access
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_have_access
+    DROP FOREIGN KEY mdb_have_access_ibfk_1;
+ALTER TABLE mdb_have_access
+    CHANGE COLUMN user_id user_id VARCHAR(36) NOT NULL;
+ALTER TABLE mdb_have_access
+    CHANGE COLUMN database_id database_id VARCHAR(36) NOT NULL;
+-- mdb_identifier_creators
+ALTER TABLE mdb_identifier_creators
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_identifier_creators
+    DROP FOREIGN KEY mdb_identifier_creators_ibfk_1;
+ALTER TABLE mdb_identifier_creators
+    CHANGE COLUMN pid pid VARCHAR(36) NOT NULL;
+-- mdb_identifier_descriptions
+ALTER TABLE mdb_identifier_descriptions
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_identifier_descriptions
+    DROP FOREIGN KEY mdb_identifier_descriptions_ibfk_1;
+ALTER TABLE mdb_identifier_descriptions
+    CHANGE COLUMN pid pid VARCHAR(36) NOT NULL;
+-- mdb_identifier_funders
+ALTER TABLE mdb_identifier_funders
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_identifier_funders
+    DROP FOREIGN KEY mdb_identifier_funders_ibfk_1;
+ALTER TABLE mdb_identifier_funders
+    CHANGE COLUMN pid pid VARCHAR(36) NOT NULL;
+-- mdb_identifier_licenses
+ALTER TABLE mdb_identifier_licenses
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_identifier_licenses
+    DROP FOREIGN KEY mdb_identifier_licenses_ibfk_1;
+ALTER TABLE mdb_identifier_licenses
+    CHANGE COLUMN pid pid VARCHAR(36) NOT NULL;
+-- mdb_identifier_titles
+ALTER TABLE mdb_identifier_titles
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_identifier_titles
+    DROP FOREIGN KEY mdb_identifier_titles_ibfk_1;
+ALTER TABLE mdb_identifier_titles
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_identifier_titles
+    CHANGE COLUMN pid pid VARCHAR(36) NOT NULL;
+-- mdb_identifier_licenses
+ALTER TABLE mdb_related_identifiers
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_related_identifiers
+    DROP FOREIGN KEY mdb_related_identifiers_ibfk_1;
+ALTER TABLE mdb_related_identifiers RENAME mdb_identifier_related;
+ALTER TABLE mdb_identifier_related
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_identifier_related
+    CHANGE COLUMN pid pid VARCHAR(36) NOT NULL;
+-- mdb_identifiers
+ALTER TABLE mdb_identifiers
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_identifiers
+    DROP FOREIGN KEY mdb_identifiers_ibfk_1;
+ALTER TABLE mdb_identifiers
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_identifiers
+    CHANGE COLUMN dbid dbid VARCHAR(36) NOT NULL;
+ALTER TABLE mdb_identifiers
+    CHANGE COLUMN qid qid VARCHAR(36);
+ALTER TABLE mdb_identifiers
+    CHANGE COLUMN tid tid VARCHAR(36);
+ALTER TABLE mdb_identifiers
+    CHANGE COLUMN vid vid VARCHAR(36);
+-- mdb_columns_concepts
+ALTER TABLE mdb_columns_concepts
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_columns_concepts
+    DROP FOREIGN KEY mdb_columns_concepts_ibfk_1;
+ALTER TABLE mdb_columns_concepts
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_columns_concepts
+    CHANGE COLUMN cID cID VARCHAR(36) NOT NULL;
+-- mdb_columns_enums
+ALTER TABLE mdb_columns_enums
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_columns_enums
+    DROP FOREIGN KEY mdb_columns_enums_ibfk_1;
+ALTER TABLE mdb_columns_enums
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_columns_enums
+    CHANGE COLUMN column_id column_id VARCHAR(36) NOT NULL;
+-- mdb_columns_sets
+ALTER TABLE mdb_columns_sets
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_columns_sets
+    DROP FOREIGN KEY mdb_columns_sets_ibfk_1;
+ALTER TABLE mdb_columns_sets
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_columns_sets
+    CHANGE COLUMN column_id column_id VARCHAR(36) NOT NULL;
+-- mdb_columns_units
+ALTER TABLE mdb_columns_units
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_columns_units
+    DROP FOREIGN KEY mdb_columns_units_ibfk_1;
+ALTER TABLE mdb_columns_units
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_columns_units
+    CHANGE COLUMN cID cID VARCHAR(36) NOT NULL;
+-- mdb_constraints_checks
+ALTER TABLE mdb_constraints_checks
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_constraints_checks
+    DROP FOREIGN KEY mdb_constraints_checks_ibfk_1;
+ALTER TABLE mdb_constraints_checks
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_constraints_checks
+    CHANGE COLUMN tid tid VARCHAR(36) NOT NULL;
+-- mdb_constraints_foreign_key_reference
+ALTER TABLE mdb_constraints_foreign_key_reference
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_constraints_foreign_key_reference
+    DROP FOREIGN KEY mdb_constraints_foreign_key_reference_ibfk_1;
+ALTER TABLE mdb_constraints_foreign_key_reference
+    DROP FOREIGN KEY mdb_constraints_foreign_key_reference_ibfk_2;
+ALTER TABLE mdb_constraints_foreign_key_reference
+    DROP FOREIGN KEY mdb_constraints_foreign_key_reference_ibfk_3;
+ALTER TABLE mdb_constraints_foreign_key_reference
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_constraints_foreign_key_reference
+    CHANGE COLUMN fkid fkid VARCHAR(36) NOT NULL;
+ALTER TABLE mdb_constraints_foreign_key_reference
+    CHANGE COLUMN cid cid VARCHAR(36) NOT NULL;
+ALTER TABLE mdb_constraints_foreign_key_reference
+    CHANGE COLUMN rcid rcid VARCHAR(36) NOT NULL;
+-- mdb_constraints_foreign_key
+ALTER TABLE mdb_constraints_foreign_key
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_constraints_foreign_key
+    DROP FOREIGN KEY mdb_constraints_foreign_key_ibfk_1;
+ALTER TABLE mdb_constraints_foreign_key
+    DROP FOREIGN KEY mdb_constraints_foreign_key_ibfk_2;
+ALTER TABLE mdb_constraints_foreign_key
+    CHANGE COLUMN fkid fkid VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_constraints_foreign_key
+    CHANGE COLUMN tid tid VARCHAR(36) NOT NULL;
+ALTER TABLE mdb_constraints_foreign_key
+    CHANGE COLUMN rtid rtid VARCHAR(36) NOT NULL;
+-- mdb_constraints_primary_key
+ALTER TABLE mdb_constraints_primary_key
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_constraints_primary_key
+    DROP FOREIGN KEY mdb_constraints_primary_key_ibfk_1;
+ALTER TABLE mdb_constraints_primary_key
+    DROP FOREIGN KEY mdb_constraints_primary_key_ibfk_2;
+ALTER TABLE mdb_constraints_primary_key
+    CHANGE COLUMN pkid pkid VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_constraints_primary_key
+    CHANGE COLUMN tID tID VARCHAR(36) NOT NULL;
+-- mdb_constraints_unique
+ALTER TABLE mdb_constraints_unique
+    DROP FOREIGN KEY mdb_constraints_unique_ibfk_1;
+-- mdb_constraints_unique_columns
+ALTER TABLE mdb_constraints_unique_columns
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_constraints_unique_columns
+    DROP FOREIGN KEY mdb_constraints_unique_columns_ibfk_1;
+ALTER TABLE mdb_constraints_unique_columns
+    DROP FOREIGN KEY mdb_constraints_unique_columns_ibfk_2;
+ALTER TABLE mdb_constraints_unique_columns
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_constraints_unique_columns
+    CHANGE COLUMN uid uid VARCHAR(36) NOT NULL;
+ALTER TABLE mdb_constraints_unique_columns
+    CHANGE COLUMN cid cid VARCHAR(36) NOT NULL;
+-- mdb_constraints_unique
+ALTER TABLE mdb_constraints_unique
+    CHANGE COLUMN uid uid VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_constraints_unique
+    CHANGE COLUMN tid tid VARCHAR(36) NOT NULL;
+-- mdb_columns
+ALTER TABLE mdb_columns
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_columns
+    DROP FOREIGN KEY mdb_columns_ibfk_1;
+ALTER TABLE mdb_columns
+    CHANGE COLUMN ID ID VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_columns
+    CHANGE COLUMN tID tID VARCHAR(36) NOT NULL;
+-- mdb_tables
+ALTER TABLE mdb_tables
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_tables
+    DROP COLUMN `separator`;
+ALTER TABLE mdb_tables
+    DROP COLUMN `quote`;
+ALTER TABLE mdb_tables
+    DROP COLUMN `element_false`;
+ALTER TABLE mdb_tables
+    DROP COLUMN `element_null`;
+ALTER TABLE mdb_tables
+    DROP COLUMN `element_true`;
+ALTER TABLE mdb_tables
+    DROP COLUMN `skip_lines`;
+ALTER TABLE mdb_tables
+    DROP FOREIGN KEY mdb_tables_ibfk_1;
+ALTER TABLE mdb_tables
+    CHANGE COLUMN ID ID VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_tables
+    CHANGE COLUMN tDBID tDBID VARCHAR(36) NOT NULL;
+-- mdb_view_columns
+ALTER TABLE mdb_view_columns
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_view_columns
+    DROP FOREIGN KEY mdb_view_columns_ibfk_1;
+ALTER TABLE mdb_view_columns
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_view_columns
+    CHANGE COLUMN view_id view_id VARCHAR(36) NOT NULL;
+-- mdb_view
+ALTER TABLE mdb_view
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_view
+    DROP FOREIGN KEY mdb_view_ibfk_1;
+ALTER TABLE mdb_view
+    CHANGE COLUMN ID ID VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_view
+    CHANGE COLUMN vdbid vdbid VARCHAR(36) NOT NULL;
+-- mdb_databases
+ALTER TABLE mdb_databases
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_databases
+    DROP FOREIGN KEY mdb_databases_ibfk_1;
+ALTER TABLE mdb_databases
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_databases
+    CHANGE COLUMN cid cid VARCHAR(36) NOT NULL;
+-- mdb_containers
+ALTER TABLE mdb_containers
+    DROP SYSTEM VERSIONING;
+ALTER TABLE mdb_containers
+    CHANGE COLUMN id id VARCHAR(36) NOT NULL DEFAULT UUID();
+ALTER TABLE mdb_containers
+    CHANGE COLUMN image_id image_id VARCHAR(36) NOT NULL;
+-- mdb_images
+ALTER TABLE mdb_images
+    ADD SYSTEM VERSIONING;
+-- mdb_identifiers
+ALTER TABLE mdb_identifiers
+    ADD FOREIGN KEY (dbid) REFERENCES mdb_databases (id);
+ALTER TABLE mdb_identifiers
+    ADD FOREIGN KEY (tid) REFERENCES mdb_tables (id);
+ALTER TABLE mdb_identifiers
+    ADD FOREIGN KEY (vid) REFERENCES mdb_view (id);
+ALTER TABLE mdb_identifiers
+    ADD SYSTEM VERSIONING;
+-- mdb_identifier_licenses
+ALTER TABLE mdb_identifier_licenses
+    ADD FOREIGN KEY (pid) REFERENCES mdb_identifiers (id);
+ALTER TABLE mdb_identifier_licenses
+    ADD SYSTEM VERSIONING;
+-- mdb_identifier_titles
+ALTER TABLE mdb_identifier_titles
+    ADD FOREIGN KEY (pid) REFERENCES mdb_identifiers (id);
+ALTER TABLE mdb_identifier_titles
+    ADD SYSTEM VERSIONING;
+-- mdb_identifier_funders
+ALTER TABLE mdb_identifier_funders
+    ADD FOREIGN KEY (pid) REFERENCES mdb_identifiers (id);
+ALTER TABLE mdb_identifier_funders
+    ADD SYSTEM VERSIONING;
+-- mdb_identifier_descriptions
+ALTER TABLE mdb_identifier_descriptions
+    ADD FOREIGN KEY (pid) REFERENCES mdb_identifiers (id);
+ALTER TABLE mdb_identifier_descriptions
+    ADD SYSTEM VERSIONING;
+-- mdb_identifier_creators
+ALTER TABLE mdb_identifier_creators
+    ADD FOREIGN KEY (pid) REFERENCES mdb_identifiers (id);
+ALTER TABLE mdb_identifier_creators
+    ADD SYSTEM VERSIONING;
+-- mdb_identifier_related
+ALTER TABLE mdb_identifier_related
+    ADD FOREIGN KEY (pid) REFERENCES mdb_identifiers (id);
+ALTER TABLE mdb_identifier_related
+    ADD SYSTEM VERSIONING;
+-- mdb_containers
+ALTER TABLE mdb_containers
+    ADD FOREIGN KEY (image_id) REFERENCES mdb_images (id);
+ALTER TABLE mdb_containers
+    ADD SYSTEM VERSIONING;
+-- mdb_access
+ALTER TABLE mdb_access
+    ADD FOREIGN KEY (aDBID) REFERENCES mdb_databases (id);
+ALTER TABLE mdb_access
+    ADD SYSTEM VERSIONING;
+-- mdb_columns_concepts
+ALTER TABLE mdb_columns_concepts
+    ADD FOREIGN KEY (id) REFERENCES mdb_concepts (id);
+ALTER TABLE mdb_columns_concepts
+    ADD FOREIGN KEY (cID) REFERENCES mdb_columns (id);
+ALTER TABLE mdb_columns_concepts
+    ADD SYSTEM VERSIONING;
+-- mdb_columns_enums
+ALTER TABLE mdb_columns_enums
+    ADD FOREIGN KEY (column_id) REFERENCES mdb_columns (id);
+ALTER TABLE mdb_columns_enums
+    ADD SYSTEM VERSIONING;
+-- mdb_columns_sets
+ALTER TABLE mdb_columns_sets
+    ADD FOREIGN KEY (column_id) REFERENCES mdb_columns (id);
+ALTER TABLE mdb_columns_sets
+    ADD SYSTEM VERSIONING;
+-- mdb_columns_units
+ALTER TABLE mdb_columns_units
+    ADD FOREIGN KEY (id) REFERENCES mdb_units (id);
+ALTER TABLE mdb_columns_units
+    ADD FOREIGN KEY (cID) REFERENCES mdb_columns (id);
+ALTER TABLE mdb_columns_units
+    ADD SYSTEM VERSIONING;
+-- mdb_constraints_checks
+ALTER TABLE mdb_constraints_checks
+    ADD FOREIGN KEY (tid) REFERENCES mdb_tables (id);
+ALTER TABLE mdb_constraints_checks
+    ADD SYSTEM VERSIONING;
+-- mdb_constraints_foreign_key
+ALTER TABLE mdb_constraints_foreign_key
+    ADD FOREIGN KEY (tid) REFERENCES mdb_tables (id);
+ALTER TABLE mdb_constraints_foreign_key
+    ADD FOREIGN KEY (rtid) REFERENCES mdb_constraints_foreign_key_reference (id);
+ALTER TABLE mdb_constraints_foreign_key
+    ADD SYSTEM VERSIONING;
+-- mdb_constraints_foreign_key_reference
+ALTER TABLE mdb_constraints_foreign_key_reference
+    ADD FOREIGN KEY (fkid) REFERENCES mdb_constraints_foreign_key (fkid);
+ALTER TABLE mdb_constraints_foreign_key_reference
+    ADD FOREIGN KEY (cid) REFERENCES mdb_columns (ID);
+ALTER TABLE mdb_constraints_foreign_key_reference
+    ADD FOREIGN KEY (rcid) REFERENCES mdb_constraints_foreign_key_reference (ID);
+ALTER TABLE mdb_constraints_foreign_key_reference
+    ADD SYSTEM VERSIONING;
+-- mdb_constraints_primary_key
+ALTER TABLE mdb_constraints_primary_key
+    ADD FOREIGN KEY (pkid) REFERENCES mdb_tables (ID);
+ALTER TABLE mdb_constraints_primary_key
+    ADD FOREIGN KEY (tID) REFERENCES mdb_columns (ID);
+ALTER TABLE mdb_constraints_primary_key
+    ADD SYSTEM VERSIONING;
+-- mdb_constraints_unique
+ALTER TABLE mdb_constraints_unique
+    ADD FOREIGN KEY (tid) REFERENCES mdb_tables (ID);
+ALTER TABLE mdb_constraints_unique
+    ADD SYSTEM VERSIONING;
+-- mdb_constraints_unique_columns
+ALTER TABLE mdb_constraints_unique_columns
+    ADD FOREIGN KEY (uid) REFERENCES mdb_constraints_unique (uid);
+ALTER TABLE mdb_constraints_unique_columns
+    ADD FOREIGN KEY (cid) REFERENCES mdb_columns (ID);
+ALTER TABLE mdb_constraints_unique_columns
+    ADD SYSTEM VERSIONING;
+-- mdb_columns
+ALTER TABLE mdb_columns
+    ADD FOREIGN KEY (tID) REFERENCES mdb_tables (id);
+ALTER TABLE mdb_columns
+    ADD SYSTEM VERSIONING;
+-- mdb_tables
+ALTER TABLE mdb_tables
+    ADD FOREIGN KEY (tDBID) REFERENCES mdb_databases (id);
+ALTER TABLE mdb_tables
+    ADD SYSTEM VERSIONING;
+-- mdb_view_columns
+ALTER TABLE mdb_view_columns
+    ADD FOREIGN KEY (view_id) REFERENCES mdb_view (id);
+ALTER TABLE mdb_view_columns
+    ADD SYSTEM VERSIONING;
+-- mdb_view
+ALTER TABLE mdb_view
+    ADD FOREIGN KEY (vdbid) REFERENCES mdb_databases (id);
+ALTER TABLE mdb_view
+    ADD SYSTEM VERSIONING;
+-- mdb_databases
+ALTER TABLE mdb_databases
+    ADD FOREIGN KEY (cid) REFERENCES mdb_containers (id);
+ALTER TABLE mdb_databases
+    ADD SYSTEM VERSIONING;
+-- mdb_users
+ALTER TABLE mdb_users
+    ADD SYSTEM VERSIONING;
+-- mdb_have_access
+ALTER TABLE mdb_have_access
+    ADD FOREIGN KEY (database_id) REFERENCES mdb_databases (id);
+ALTER TABLE mdb_have_access
+    ADD SYSTEM VERSIONING;
+-- mdb_image_types
+ALTER TABLE mdb_image_types
+    ADD FOREIGN KEY (image_id) REFERENCES mdb_images (id);
+ALTER TABLE mdb_image_types
+    ADD SYSTEM VERSIONING;
+-- mdb_image_operators
+ALTER TABLE mdb_image_operators
+    ADD FOREIGN KEY (image_id) REFERENCES mdb_images (id);
+ALTER TABLE mdb_image_operators
+    ADD SYSTEM VERSIONING;