@mikro-orm/coreInterfacesVersion: 6.3On this pageIndexOptions <T>HierarchyBaseOptions<T>IndexOptionsIndex PropertiesexpressionnameoptionspropertiestypeProperties optionalexpressionexpression?: stringoptionalnamename?: stringoptionaloptionsoptions?: Dictionaryoptionalpropertiesproperties?: keyof T | keyof T[]optionaltypetype?: string