How do I sort a mongo shell?
How do I sort a mongo shell?
To sort documents in MongoDB, you need to use sort() method. The method accepts a document containing a list of fields along with their sorting order. To specify sorting order 1 and -1 are used. 1 is used for ascending order while -1 is used for descending order.
How do I sort values in MongoDB?
Set the Sort Order
- In the Query Bar, click Options.
- Enter the sort document into the Sort field. To specify ascending order for a field, set the field to 1 in the sort document. To specify descending order for a field, set the field and -1 in the sort documents.
- Click Find to run the query and view the updated results.
How does MongoDB sort work?
MongoDB – sort() Method It takes a document as a parameter that contains a field: value pair that defines the sort order of the result set. The value is 1 or -1 specify an ascending or descending sort respectively.
How do I sort a limit in MongoDB?
MongoDB Sort by Descending Order One can specify the order of documents to be returned based on ascending or descending order of any key in the collection. The following example shows how this can be done.
Is mongo shell a JavaScript interpreter?
You can use the mongo shell as a full-featured JavaScript interpreter and as a MongoDB client.
Which of the following flag can be set by mongo shell?
1. Which of the following flag can be set by mongo shell? Explanation: By default, the server will automatically close the cursor after 10 minutes of inactivity or if client has exhausted the cursor.
How do I sort a field in MongoDB?
Ascending/Descending Sort Specify in the sort parameter the field or fields to sort by and a value of 1 or -1 to specify an ascending or descending sort respectively. When comparing values of different BSON types, MongoDB uses the following comparison order, from lowest to highest: MinKey (internal type) Null.
How do I sort an array value in MongoDB?
In order to sort array, follow these steps:
- use unwind to iterate through array.
- sort array.
- use group to merge objects of array into one array.
- then project other fields.
How do I sort an array of documents in MongoDB?
Which sorting is not supported by MongoDB?
Explanation: MongoDB does not support collation-based sorting and is limited to byte-wise comparison via memcmp.
Which data types can be used to sort results in MongoDB?
Basic syntax of MongoDB sort()
- MinKey (internal type)
- Null.
- Numbers (ints, longs, doubles, decimals)
- Symbol, String.
- Object.
- Array.
- BinData.
- ObjectId.
What language is mongo shell?
JavaScript
The mongo shell is an interactive JavaScript interface to MongoDB. You can use the mongo shell to query and update data as well as perform administrative operations.
What are the examples of MongoDB sort?
Below are the examples of mongoDB sort (): Example of data description of emp_sort table using the sort method in MongoDB. We can sort the data by using -1 and 1. Where Minus 1 (-1) is used to sort data in descending order and 1 is used to sort data in ascending order.
How do I use the MongoDB shell?
The MongoDB shell is a great tool for navigating, inspecting, and even manipulating document data. If you’re running MongoDB on your local machine, firing up the shell is as simple as typing mongo and hitting enter, which will connect to MongoDB at localhost on the standard port (27017).
What is collection name in MongoDB?
Collection name – Collection name is known as the name given to the uniquely specified mongodb documents. Find – Find method is used to retrieve the result from the collection as well as used to retrieve the result from the table. Sort – Sort method in MongoDB is used to sort the data in ascending or descending order.
What is the use of find method in MongoDB?
Find – Find method is used to retrieve the result from the collection as well as used to retrieve the result from the table. Sort – Sort method in MongoDB is used to sort the data in ascending or descending order. Field key = 1 – If we set field key is 1 then sort result data is in ascending order.