diff --git a/packages/twenty-server/test/integration/metadata/suites/field-metadata/morph-relation/create-one-field-metadata-morph-relation.integration-spec.ts b/packages/twenty-server/test/integration/metadata/suites/field-metadata/morph-relation/create-one-field-metadata-morph-relation.integration-spec.ts
index 509221844..81f965373 100644
--- a/packages/twenty-server/test/integration/metadata/suites/field-metadata/morph-relation/create-one-field-metadata-morph-relation.integration-spec.ts
+++ b/packages/twenty-server/test/integration/metadata/suites/field-metadata/morph-relation/create-one-field-metadata-morph-relation.integration-spec.ts
@@ -74,24 +74,17 @@ describe('createOne FieldMetadataService morph relation fields', () => {
   });
 
   type EachTestingContextArray = EachTestingContext<
-    | {
-        relationType: RelationType;
-        objectMetadataId: string;
-        firstTargetObjectMetadataId: string;
-        secondTargetObjectMetadataId: string;
-        type: FieldMetadataType;
-      }
-    | ((args: {
-        objectMetadataId: string;
-        firstTargetObjectMetadataId: string;
-        secondTargetObjectMetadataId: string;
-      }) => {
-        relationType: RelationType;
-        objectMetadataId: string;
-        firstTargetObjectMetadataId: string;
-        secondTargetObjectMetadataId: string;
-        type: FieldMetadataType;
-      })
+    (args: {
+      objectMetadataId: string;
+      firstTargetObjectMetadataId: string;
+      secondTargetObjectMetadataId: string;
+    }) => {
+      relationType: RelationType;
+      objectMetadataId: string;
+      firstTargetObjectMetadataId: string;
+      secondTargetObjectMetadataId: string;
+      type: FieldMetadataType;
+    }
   >[];
 
   const eachTestingContextArray: EachTestingContextArray = [
diff --git a/packages/twenty-server/test/integration/metadata/suites/field-metadata/relation/create-one-field-metadata-relation.integration-spec.ts b/packages/twenty-server/test/integration/metadata/suites/field-metadata/relation/create-one-field-metadata-relation.integration-spec.ts
index 61bea3b02..91daa1b36 100644
--- a/packages/twenty-server/test/integration/metadata/suites/field-metadata/relation/create-one-field-metadata-relation.integration-spec.ts
+++ b/packages/twenty-server/test/integration/metadata/suites/field-metadata/relation/create-one-field-metadata-relation.integration-spec.ts
@@ -57,18 +57,12 @@ describe('createOne FieldMetadataService relation fields', () => {
   });
 
   type EachTestingContextArray = EachTestingContext<
-    | {
-        relationType: RelationType;
-        objectMetadataId: string;
-        targetObjectMetadataId: string;
-        type: FieldMetadataType.RELATION | FieldMetadataType.MORPH_RELATION;
-      }
-    | ((args: { objectMetadataId: string; targetObjectMetadataId: string }) => {
-        relationType: RelationType;
-        objectMetadataId: string;
-        targetObjectMetadataId: string;
-        type: FieldMetadataType.RELATION | FieldMetadataType.MORPH_RELATION;
-      })
+    (args: { objectMetadataId: string; targetObjectMetadataId: string }) => {
+      relationType: RelationType;
+      objectMetadataId: string;
+      targetObjectMetadataId: string;
+      type: FieldMetadataType.RELATION | FieldMetadataType.MORPH_RELATION;
+    }
   >[];
 
   const eachTestingContextArray: EachTestingContextArray = [
@@ -93,15 +87,14 @@ describe('createOne FieldMetadataService relation fields', () => {
   ];
 
   it.each(eachTestingContextArray)('$title', async ({ context }) => {
-    const contextPayload =
-      typeof context === 'function'
-        ? context({
-            objectMetadataId: createdObjectMetadataOpportunityId,
-            targetObjectMetadataId: createdObjectMetadataPersonId,
-          })
-        : context;
+    const contextPayload = context({
+      objectMetadataId: createdObjectMetadataOpportunityId,
+      targetObjectMetadataId: createdObjectMetadataPersonId,
+    });
 
-    const createdField = await createRelationBetweenObjects({
+    const createdField = await createRelationBetweenObjects<
+      typeof contextPayload.type
+    >({
       objectMetadataId: contextPayload.objectMetadataId,
       targetObjectMetadataId: contextPayload.targetObjectMetadataId,
       type: contextPayload.type,
diff --git a/packages/twenty-server/test/integration/metadata/suites/object-metadata/morph-relation/delete-one-object-metadata-with-morph-relation.integration-spec.ts b/packages/twenty-server/test/integration/metadata/suites/object-metadata/morph-relation/delete-one-object-metadata-with-morph-relation.integration-spec.ts
new file mode 100644
index 000000000..40b84f44c
--- /dev/null
+++ b/packages/twenty-server/test/integration/metadata/suites/object-metadata/morph-relation/delete-one-object-metadata-with-morph-relation.integration-spec.ts
@@ -0,0 +1,5 @@
+describe('Delete Object metadata with morph relation should succeed', () => {
+  it('should succeed', () => {
+    // 'TODO guillim : once delete is implemented'
+  });
+});
diff --git a/packages/twenty-server/test/integration/metadata/suites/object-metadata/relation/delete-one-object-metadata-with-relation.integration-spec.ts b/packages/twenty-server/test/integration/metadata/suites/object-metadata/relation/delete-one-object-metadata-with-relation.integration-spec.ts
new file mode 100644
index 000000000..424834df3
--- /dev/null
+++ b/packages/twenty-server/test/integration/metadata/suites/object-metadata/relation/delete-one-object-metadata-with-relation.integration-spec.ts
@@ -0,0 +1,189 @@
+import { deleteOneFieldMetadata } from 'test/integration/metadata/suites/field-metadata/utils/delete-one-field-metadata.util';
+import { findManyFieldsMetadataQueryFactory } from 'test/integration/metadata/suites/field-metadata/utils/find-many-fields-metadata-query-factory.util';
+import { createOneObjectMetadata } from 'test/integration/metadata/suites/object-metadata/utils/create-one-object-metadata.util';
+import { createRelationBetweenObjects } from 'test/integration/metadata/suites/object-metadata/utils/create-relation-between-objects.util';
+import { deleteOneObjectMetadata } from 'test/integration/metadata/suites/object-metadata/utils/delete-one-object-metadata.util';
+import { makeMetadataAPIRequest } from 'test/integration/metadata/suites/utils/make-metadata-api-request.util';
+import { EachTestingContext } from 'twenty-shared/testing';
+import { FieldMetadataType } from 'twenty-shared/types';
+import { isDefined } from 'twenty-shared/utils';
+
+import { FieldMetadataInterface } from 'src/engine/metadata-modules/field-metadata/interfaces/field-metadata.interface';
+import { RelationType } from 'src/engine/metadata-modules/field-metadata/interfaces/relation-type.interface';
+
+type DeleteOneObjectMetadataItemTestingContext = EachTestingContext<
+  (args: { objectMetadataIdToDelete: string; relationFieldId: string }) => {
+    objectMetadataIdToDelete: string;
+    relationFieldId: string;
+  }
+>[];
+const successfulDeleteSourceUseCase: DeleteOneObjectMetadataItemTestingContext =
+  [
+    {
+      title:
+        'When deleting source object, the relation on the target should be deleted',
+      context: ({ objectMetadataIdToDelete, relationFieldId }) => ({
+        objectMetadataIdToDelete,
+        relationFieldId,
+      }),
+    },
+  ];
+
+const successfulDeleteTargetUseCase: DeleteOneObjectMetadataItemTestingContext =
+  [
+    {
+      title:
+        'When deleting target object, the relation on the source should be deleted',
+      context: ({ objectMetadataIdToDelete, relationFieldId }) => ({
+        objectMetadataIdToDelete,
+        relationFieldId,
+      }),
+    },
+  ];
+
+describe('Delete Object metadata with relation should succeed', () => {
+  let createdObjectMetadataPersonId = '';
+  let createdObjectMetadataOpportunityId = '';
+  let createdRelationField: FieldMetadataInterface<FieldMetadataType.RELATION>;
+  let globalTestContext: {
+    opportunityMetadataId: string;
+    personMetadataId: string;
+    relationField: FieldMetadataInterface<FieldMetadataType.RELATION>;
+  };
+
+  beforeEach(async () => {
+    const {
+      data: {
+        createOneObject: { id: objectMetadataPersonId },
+      },
+    } = await createOneObjectMetadata({
+      input: {
+        nameSingular: 'personForRelation',
+        namePlural: 'peopleForRelation',
+        labelSingular: 'Person For Relation',
+        labelPlural: 'People For Relation',
+        icon: 'IconPerson',
+      },
+    });
+
+    createdObjectMetadataPersonId = objectMetadataPersonId;
+
+    const {
+      data: {
+        createOneObject: { id: objectMetadataOpportunityId },
+      },
+    } = await createOneObjectMetadata({
+      input: {
+        nameSingular: 'opportunityForRelation',
+        namePlural: 'opportunitiesForRelation',
+        labelSingular: 'Opportunity For Relation',
+        labelPlural: 'Opportunities For Relation',
+        icon: 'IconOpportunity',
+      },
+    });
+
+    createdObjectMetadataOpportunityId = objectMetadataOpportunityId;
+
+    createdRelationField =
+      await createRelationBetweenObjects<FieldMetadataType.RELATION>({
+        objectMetadataId: createdObjectMetadataOpportunityId,
+        targetObjectMetadataId: createdObjectMetadataPersonId,
+        type: FieldMetadataType.RELATION,
+        relationType: RelationType.MANY_TO_ONE,
+      });
+
+    globalTestContext = {
+      opportunityMetadataId: createdObjectMetadataOpportunityId,
+      personMetadataId: createdObjectMetadataPersonId,
+      relationField: createdRelationField,
+    };
+  });
+  afterEach(async () => {
+    await deleteOneFieldMetadata({
+      input: { idToDelete: createdRelationField.id },
+    });
+    await deleteOneObjectMetadata({
+      input: { idToDelete: createdObjectMetadataPersonId },
+    });
+    await deleteOneObjectMetadata({
+      input: { idToDelete: createdObjectMetadataOpportunityId },
+    });
+  });
+
+  it.each(successfulDeleteSourceUseCase)('$title', async ({ context }) => {
+    const computedContext = context({
+      objectMetadataIdToDelete: globalTestContext.personMetadataId,
+      relationFieldId: globalTestContext.relationField.id,
+    });
+
+    await deleteOneObjectMetadata({
+      input: { idToDelete: computedContext.objectMetadataIdToDelete },
+    });
+
+    const opportunityFieldOnPersonAfterDeletion = await findFieldMetadata({
+      fieldMetadataId: computedContext.relationFieldId,
+    });
+
+    expect(opportunityFieldOnPersonAfterDeletion).toBeUndefined();
+  });
+
+  it.each(successfulDeleteTargetUseCase)('$title', async ({ context }) => {
+    if (!isDefined(globalTestContext.relationField.relation)) {
+      throw new Error('Relation field relation is undefined');
+    }
+
+    const computedContext = context({
+      objectMetadataIdToDelete: globalTestContext.opportunityMetadataId,
+      relationFieldId:
+        globalTestContext.relationField.relation.targetFieldMetadata.id,
+    });
+
+    await deleteOneObjectMetadata({
+      input: { idToDelete: computedContext.objectMetadataIdToDelete },
+    });
+
+    const personFieldOnOpportunityAfterDeletion = await findFieldMetadata({
+      fieldMetadataId: computedContext.relationFieldId,
+    });
+
+    expect(personFieldOnOpportunityAfterDeletion).toBeUndefined();
+  });
+});
+
+const findFieldMetadata = async ({
+  fieldMetadataId,
+}: {
+  fieldMetadataId: string;
+}) => {
+  const operation = findManyFieldsMetadataQueryFactory({
+    gqlFields: `
+        id
+        name
+        object {
+          id
+          nameSingular
+        }
+        relation {
+          type
+          targetFieldMetadata {
+            id
+          }
+          targetObjectMetadata {
+            id
+          }
+        }
+        settings
+    `,
+    input: {
+      filter: {
+        id: { eq: fieldMetadataId },
+      },
+      paging: { first: 1 },
+    },
+  });
+
+  const fields = await makeMetadataAPIRequest(operation);
+  const field = fields.body.data.fields.edges?.[0]?.node;
+
+  return field;
+};
diff --git a/packages/twenty-server/test/integration/metadata/suites/object-metadata/utils/create-relation-between-objects.util.ts b/packages/twenty-server/test/integration/metadata/suites/object-metadata/utils/create-relation-between-objects.util.ts
index dd28c1249..ef84b479a 100644
--- a/packages/twenty-server/test/integration/metadata/suites/object-metadata/utils/create-relation-between-objects.util.ts
+++ b/packages/twenty-server/test/integration/metadata/suites/object-metadata/utils/create-relation-between-objects.util.ts
@@ -4,7 +4,9 @@ import { FieldMetadataType } from 'twenty-shared/types';
 
 import { RelationType } from 'src/engine/metadata-modules/field-metadata/interfaces/relation-type.interface';
 
-export const createRelationBetweenObjects = async ({
+export const createRelationBetweenObjects = async <
+  T extends FieldMetadataType.RELATION | FieldMetadataType.MORPH_RELATION,
+>({
   objectMetadataId,
   targetObjectMetadataId,
   type,
@@ -17,7 +19,7 @@ export const createRelationBetweenObjects = async ({
 }: {
   objectMetadataId: string;
   targetObjectMetadataId: string;
-  type: FieldMetadataType.RELATION | FieldMetadataType.MORPH_RELATION;
+  type: T;
   relationType: RelationType;
   name?: string;
   label?: string;