Database
[{"_id":ObjectId("610d10db038380dde8f33bcc"),"__type":"TaskPlannedBOQ","boqType":"4"},{"_id":ObjectId("610d10db038380dde8f33bc9"),"__type":"TaskPlannedResource"}]
Query
db.collection.aggregate([{$project:{boqType:{$ifNull:["$boqType","0"]},__type:{$ifNull:["$__type","0"]}}},{$project:{status:{$or:[{$eq:["$__type","TaskPlannedResource"]},{$eq:["$boqType","1"]}]}}}])