Add indices on frequent queries (#12401)

Fixes #12165

Also changed the index naming convention because some were not properly
name and would have caused conflicts in the long run

packages/twenty-server/src/engine/metadata-modules/index-metadata/index-field-metadata.entity.ts

@@ -32,7 +32,7 @@ export class IndexFieldMetadataEntity {
   indexMetadata: Relation<IndexMetadataEntity>;
 
   @Column({ nullable: false })
-  @Index('IndexOnFieldMetadataId')
+  @Index('IDX_INDEX_FIELD_METADATA_FIELD_METADATA_ID', ['fieldMetadataId'])
   fieldMetadataId: string;
 
   @ManyToOne(

packages/twenty-server/src/engine/metadata-modules/index-metadata/index-metadata.entity.ts

@@ -2,6 +2,7 @@ import {
   Column,
   CreateDateColumn,
   Entity,
+  Index,
   JoinColumn,
   ManyToOne,
   OneToMany,
@@ -19,11 +20,15 @@ export enum IndexType {
   GIN = 'GIN',
 }
 
-@Unique('IndexOnNameAndWorkspaceIdAndObjectMetadataUnique', [
+@Unique('IDX_INDEX_METADATA_NAME_WORKSPACE_ID_OBJECT_METADATA_ID_UNIQUE', [
   'name',
   'workspaceId',
   'objectMetadataId',
 ])
+@Index('IDX_INDEX_METADATA_WORKSPACE_ID_OBJECT_METADATA_ID', [
+  'workspaceId',
+  'objectMetadataId',
+])
 @Entity('indexMetadata')
 export class IndexMetadataEntity {
   @PrimaryGeneratedColumn('uuid')