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Showing posts with the label Aggregation Framework
Got Duplicated Data When Subscribe Multiple Times

Got Duplicated Data When Subscribe Multiple Times

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I am using MongoDB aggregation in meteor. I got duplicated data when subscribe multiple times. (The… Read more Got Duplicated Data When Subscribe Multiple Times
Collect Distinct Field Names At Nested Level With Specific Condition

Collect Distinct Field Names At Nested Level With Specific Condition

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I have problem statement, in which i need all the field names at child level of 'config.first.… Read more Collect Distinct Field Names At Nested Level With Specific Condition
$filter Upto 3 Nested Level In Mongodb

$filter Upto 3 Nested Level In Mongodb

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I have a below collection [ { 'Array1': [ { 'Array2': [ … Read more $filter Upto 3 Nested Level In Mongodb
Mongodb - Unwinding Nested Subdocuments

Mongodb - Unwinding Nested Subdocuments

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For the following dataset example: lists { _id: 1, included_lists: [ 2 ], items: [ 'i1' ]} … Read more Mongodb - Unwinding Nested Subdocuments