Created
July 6, 2018 21:28
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| query = [{'$lookup': { | |
| 'from': 'tasks', | |
| 'let': {'target_id': '$ID'}, | |
| 'pipeline': [ | |
| { | |
| '$match': { | |
| '$expr': { | |
| '$eq': ['$TARGET_ID', '$$target_id'], | |
| }, | |
| }, | |
| }, | |
| { | |
| '$group': { | |
| '_id': {'$max': '$HARVESTED'}, | |
| }, | |
| }, | |
| ], | |
| 'as': 'last_harvested', | |
| }}] |
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