Core Data Fetch according to ids from another entity -

Core Data Fetch according to ids from another entity -

i have 2 entity in core data.

first 1 follow:- building entity .h file

@interface permits : nsmanagedobject @property (nonatomic, retain) nsstring * notes; @property (nonatomic, retain) nsstring * status; @property (nonatomic, retain) nsstring * sec; @property (nonatomic, retain) nsstring * phoneno; @property (nonatomic, retain) nsstring * address; @property (nonatomic, retain) nsstring * submitdate; @property (nonatomic, retain) nsstring * inputdate; @property (nonatomic, retain) nsstring * projectname; @property (nonatomic, retain) nsstring * permitnumber; @property (nonatomic, retain) nsstring * buildingdep; @end

favorites building entity .h file

@interface favpermits : nsmanagedobject @property (nonatomic, retain) nsstring * permitnum; @end

user allow add together building favorites section. now, want fetch info building according permitnum available in favorites building entity.

sql query follow :-

select * building b, favbuilding fb b.permitnumber = fb.permitnum

entity-framework core-data reference