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Courses Count for Classes

nickzuck_007 | PRO | 05/13/19 11:31:38 AM UTC | 0 ⭐ | 338 👁️ | Never ⏰ | []
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db.products.aggregate([
    {$match : {"type": "Class"}},
    {$unwind: "$courses"},
    {$group: {
            _id : "$courses.id",
            "courses": {$push: "$courses"},
            "count": {$sum : 1}
    }}
])

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