AWS documentdb documentation change

Service: documentdb · 2026-03-31 · Documentation low

File: documentdb/latest/developerguide/bitsAnySet.md

Summary

Added comprehensive documentation for the $bitsAnySet operator in Amazon DocumentDB, including syntax, parameters, examples in MongoDB Shell, Node.js, and Python, with connection examples showing TLS configuration

Security assessment

This change documents a new bitwise query operator ($bitsAnySet) for Amazon DocumentDB. While the code examples include TLS configuration parameters (tls=true, tlsCAFile=global-bundle.pem), this is standard secure connection practice rather than addressing a specific security vulnerability. The documentation primarily focuses on feature functionality rather than security fixes.

Diff

diff --git a/documentdb/latest/developerguide/bitsAnySet.md b/documentdb/latest/developerguide/bitsAnySet.md
index 8b1378917..4e6d7bb7a 100644
--- a//documentdb/latest/developerguide/bitsAnySet.md
+++ b//documentdb/latest/developerguide/bitsAnySet.md
@@ -0,0 +1 @@
+[](/pdfs/documentdb/latest/developerguide/developerguide.pdf#bitsAnySet "Open PDF")
@@ -1,0 +3,112 @@
+[Documentation](/index.html)[Amazon DocumentDB](/documentdb/index.html)[Developer Guide](what-is.html)
+
+Example (MongoDB Shell)Code examples
+
+# $bitsAnySet
+
+The `$bitsAnySet` operator in Amazon DocumentDB is used to query documents where at least one bit is set to 1 in the specified bits in a field. This operator allows you to perform bitwise operations on the values stored in fields, enabling efficient querying and analysis of data with bitwise characteristics.
+
+**Parameters**
+
+  * `field`: The field name to apply the bitwise operation to.
+
+  * `value`: The numeric bitmask that specifies which bits should be checked, or a list of bits positions to be checked. A numeric bitmask can be a binary (0b...), decimal, hexadecimal (0x...), octal (0o...), or binary (BinData) form. In a list of bits positions, the position of the least significant bit is 0.
+
+
+
+
+## Example (MongoDB Shell)
+
+The following example demonstrates how to use the `$bitsAnySet` operator to find documents where at least one bit is set in the `flags` field.
+
+**Create sample documents**
+    
+    
+    db.collection.insertMany([
+      { _id: 1, flags: 0b1010 },
+      { _id: 2, flags: 0b1100 },
+      { _id: 3, flags: 0b0011 },
+      { _id: 4, flags: 0b0100 }
+    ]);
+
+**Query example**
+    
+    
+    db.collection.find({
+      flags: { $bitsAnySet: 0b1010 }
+    })
+
+**Output**
+    
+    
+    { "_id" : 1, "flags" : 10 }
+    { "_id" : 2, "flags" : 12 }
+    { "_id" : 3, "flags" : 3 }
+
+The query returns the documents where at least one of the bits specified in the bitmask `0b1010` is set in the `flags` field.
+
+## Code examples
+
+To view a code example for using the `$bitsAnySet` command, choose the tab for the language that you want to use:
+
+Node.js
+    
+    
+    
+    const { MongoClient } = require('mongodb');
+    
+    async function main() {
+      const client = await MongoClient.connect('mongodb://<username>:<password>@<cluster-endpoint>:27017/?tls=true&tlsCAFile=global-bundle.pem&replicaSet=rs0&readPreference=secondaryPreferred&retryWrites=false');
+      const db = client.db('test');
+      const collection = db.collection('collection');
+    
+      const result = await collection.find({
+        flags: { $bitsAnySet: 0b1010 }
+      }).toArray();
+    
+      console.log(result);
+    
+      await client.close();
+    }
+    
+    main();
+
+Python
+    
+    
+    
+    from pymongo import MongoClient
+    
+    client = MongoClient('mongodb://<username>:<password>@<cluster-endpoint>:27017/?tls=true&tlsCAFile=global-bundle.pem&replicaSet=rs0&readPreference=secondaryPreferred&retryWrites=false')
+    db = client['test']
+    collection = db['collection']
+    
+    result = list(collection.find({
+        'flags': { '$bitsAnySet': 0b1010 }
+    }))
+    
+    print(result)
+    
+    client.close()
+
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+
+To use the Amazon Web Services Documentation, Javascript must be enabled. Please refer to your browser's Help pages for instructions.
+
+[Document Conventions](/general/latest/gr/docconventions.html)
+
+$bitsAnyClear
+
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+
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