Run Aggregation Pipeline are specific data you get from a database when you ask for exactly what you need using a customised search. It's like getting just the right information from a big pile of data by asking the database specific questions.
Custom aggregation query that you want to execute on collection above
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Returns
result - The result of the aggregation query at runtime. You can access this using Magical Autocomplete (e.g. $.<node_name>.result) in any node below this node.