- Can MongoDB handle big data?
- Is MongoDB better than SQL?
- Is MongoDB faster than MySQL?
- What is the maximum number of views a document can have?
- Is MongoDB thread safe?
- Where is Big Data stored?
- What is better than MongoDB?
- Why is MongoDB bad?
- What are the disadvantages of MongoDB?
- Is MongoDB in memory db?
- Does MongoDB have schema?
- How many requests can server handle?
- Which is the best database for big data?
- What is the maximum size of collection in MongoDB?
- What companies use MongoDB?
- Which is the method used in MongoDB to grant user?
- How often do the members of a replica set send heartbeats to each other?
- What is the maximum number of indexes per collection allowed?
- How many requests can MongoDB handle?
- How do I limit records in MongoDB?
- How much RAM does MongoDB need?
Can MongoDB handle big data?
Because of its features, MongoDB is The database for Big Data processing.
MongoDB, the open-source NoSQL database, was recently named “Database Management System of the Year” by DB-Engines with a good reason, as NoSQL databases are generally better-suited for processing Big Data than RDBMS..
Is MongoDB better than SQL?
MongoDB is almost 100 times faster than traditional database system like RDBMS, which is slower in comparison with the NoSQL databases. … MongoDB supports deep query-ability i.e we can perform dynamic queries on documents using the document-based query language that’s nearly as powerful as SQL.
Is MongoDB faster than MySQL?
Performance and Speed It is magically faster because it allows users to query in a different manner that is more sensitive to workload. Developers note that MySQL is quite slower in comparison to MongoDB when it comes to dealing with large databases. It is unable to cope with large and unstructured amounts of data.
What is the maximum number of views a document can have?
There is no hard limit on the number of views. There are a few things I would recommend though: First, split up your views among many design documents. My first thought is 1 per user, but you could probably sub-divide them further depending on how many views you actually have.
Is MongoDB thread safe?
Thread Safety Not all of the MongoDB client classes are thread-safe – please refer to the documentation of your specific driver to check if the classes you’re using are thread-safe. For example, in the Java driver, the MongoClient class is thread-safe.
Where is Big Data stored?
Most people automatically associate HDFS, or Hadoop Distributed File System, with Hadoop data warehouses. HDFS stores information in clusters that are made up of smaller blocks. These blocks are stored in onsite physical storage units, such as internal disk drives.
What is better than MongoDB?
The Three Alternatives to MongoDB JAM Stack: Fast, secure, and dynamic web sites served without web servers. PostgreSQL: SQL database known for its reliability, features, and performance. DynamoDB: NoSQL database created by Amazon Web Services (AWS)
Why is MongoDB bad?
MongoDB, unfortunately, does not support transactions. So if you need to update more than one document or collection per user request, don’t use MongoDB. It may lead to corrupted data, as there is no ACID guarantee. Rollbacks have to be handled by your application.
What are the disadvantages of MongoDB?
There are a few disadvantages of the MongoDB NoSQL database as well….Disadvantages of MongoDBMongoDB uses high memory for data storage.There is a limit for document size, i.e. 16mb.There is no transaction support in MongoDB.
Is MongoDB in memory db?
A storage engine, from the MongoDB context, is the component of the database that’s responsible for managing how the data is stored, both in-memory and on-disk. MongoDB supports an in-memory storage engine, however, it’s currently limited to the Enterprise edition of the product.
Does MongoDB have schema?
Data in MongoDB has a flexible schema. Collections do not enforce document structure by default. This flexibility gives you data-modeling choices to match your application and its performance requirements.
How many requests can server handle?
On average, a web server can handle 1000 requests per second.
Which is the best database for big data?
So, Is NoSQL Better For Analysis For example, for applications such as user behavior analysis, relational DB is best. Well, if the data fits into a spreadsheet, then it is better suited for a SQL-type database such as PostGres, BigQuery as relational databases are good at analyzing data in rows and columns.
What is the maximum size of collection in MongoDB?
Sharding Operational RestrictionsAverage Size of Shard Key Values512 bytes64 bytesMaximum Number of Splits32,768262,144Max Collection Size (64 MB Chunk Size)1 TB8 TBMax Collection Size (128 MB Chunk Size)2 TB16 TBMax Collection Size (256 MB Chunk Size)4 TB32 TB
What companies use MongoDB?
MongoDB is a tool in the Databases category of a tech stack….3414 companies reportedly use MongoDB in their tech stacks, including Uber, Lyft, and Stack.Uber.Lyft.Stack.Delivery Hero …HENNGE K.K …ViaVarejo.LaunchDarkly …Bepro Company …
Which is the method used in MongoDB to grant user?
To add a user, MongoDB provides the db. createUser() method. When adding a user, you can assign roles to the user in order to grant privileges. The first user created in the database should be a user administrator who has the privileges to manage other users.
How often do the members of a replica set send heartbeats to each other?
every two secondsReplica set members send heartbeats (pings) to each other every two seconds. If a heartbeat does not return within 10 seconds, the other members mark the delinquent member as inaccessible.
What is the maximum number of indexes per collection allowed?
64A collection cannot have more than 64 indexes. The length of the index name cannot be longer than 125 characters.
How many requests can MongoDB handle?
This June, Mike will present at MongoDB World on how Crittercism scaled to 30,000 requests/second (and beyond) on MongoDB. MongoDB is capable of scaling to meet your business needs — that is why its name is based on the word humongous.
How do I limit records in MongoDB?
The Limit() Method To limit the records in MongoDB, you need to use limit() method. The method accepts one number type argument, which is the number of documents that you want to be displayed.
How much RAM does MongoDB need?
approximately 1GBMongoDB requires approximately 1GB of RAM per 100.000 assets. If the system has to start swapping memory to disk, this will have a severely negative impact on performance, and should be avoided.