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[kanikasingla]

$lookup across 2 databases

This is my pipeline db.getSiblingDB("mai_inventory_service").view_product_hpp.aggregate([ { $lookup: { localField: '_id', from: 'view_main_dealer_package_products', foreignField: 'product_id', as: 'package_product', } } ])

Password: m001-mongodb-basics for cluster: “cluster0-shard-00-00-jxeqq.mongodb.net”, user: “m001-student”

Kanika