db. collection. distinct () (mongosh method) - MongoDB Docs For sharded collections, you cannot use the db collection distinct() method or the distinct command To find the distinct values for a sharded collection, use the aggregation pipeline with the $group stage instead
MongoDB - Distinct () Method - GeeksforGeeks The distinct() method in MongoDB is a powerful tool used to find unique values for a specified field across a single collection By retrieving all distinct values associated with a specific key, this method helps eliminate duplicates and enables better analysis and reporting on the dataset
mongodb get distinct records - Stack Overflow Your options are basically to specify aggregation logic of some kind (select the max or min value for each column, for example), or to run a select distinct query and only select the fields that you wish to be distinct
MongoDB: How to select distinct values from a . . . - Sling Academy In this tutorial, we will explore the process and varied approaches to selecting distinct values from a collection in MongoDB Let’s say we have a MongoDB collection named ‘products’ which contains multiple documents with potential duplicate items
Understanding MongoDBs distinct() Operation: A Practical Guide MongoDB's distinct() operation is a powerful tool for retrieving unique values from a specified field across a collection This guide will help you understand what distinct() does, why and when to use it, and how to implement it effectively in your MongoDB queries
db. collection. distinct () — MongoDB Manual 3. 4 If the value of the specified field is an array, db collection distinct () considers each element of the array as a separate value For instance, if a field has as its value [ 1, [1], 1 ], then db collection distinct () considers 1, [1], and 1 as separate values
3 Ways to Return Distinct Values in MongoDB - Database. Guide In MongoDB there are a few ways we can return distinct values in a query This article presents 3 ways to return distinct values in the mongo shell The examples on this page use the following collection called pets:
db. collection. distinct () — MongoDB Manual To perform a distinct operation within a transaction: For unsharded collections, you can use the db collection distinct() method the distinct command as well as the aggregation pipeline with the $group stage