expenses associated with stock-based compensation including employer payroll taxes upon the vesting and exercising of stock-based awards and expenses related to stock appreciation rights previously issued to our employees in. Deployment method: Database servers were deployed using Docker images, using images pulled from the official docker hubs of, Memory: Both databases were given all available memory, Dataset: 4,000 simulated devices generated 10 CPU metrics every 10 seconds for 4 full days (~100M+ reading intervals, ~1B+ metrics), Batch size: Inserts were made using a batch size of 10,000, For TimescaleDB, we set the chunk size to 12 hours, resulting in 6 total chunks (. The open-source relational database for time-series and analytics. The answer is to store in one document multiple timeseries. , , , , , , Environmental, Social and Governance (ESG), HVAC (Heating, Ventilation and Air-Conditioning), Machine Tools, Metalworking and Metallurgy, Aboriginal, First Nations & Native American, MongoDB, Inc. to Present at the William Blair 43rd Annual Growth Stock Conference, MongoDB, Inc. to Host Investor Session at MongoDB.local NYC 2023, MongoDB and Alibaba announced the extension of their strategic partnership through 2027. Can I trust my bikes frame after I was hit by a car if there's no visible cracking? MongoDB time series collections automates much of data organization into buckets and while maintaining faster retrieval times. These and other risks and uncertainties are more fully described in our filings with the Securities and Exchange Commission ("SEC"), including under the caption "Risk Factors" in our Annual Report on Form 10-K for the year ended January 31, 2023, filed with the SEC on March 17, 2023. ET. Youre better off going with a purpose-built time-series database, for both performance and ease of use. While our dataset has all devices reporting at consistent intervals, this query can be troublesome to implement in the general case, because it could be that some devices have not reported in quite a long time, potentially causing a lot of documents (MongoDB) or rows (TimescaleDB) to be scanned. But, over the years, developers have started using MongoDB to fill all sorts of database needs across a variety of domains, including using MongoDB to store and analyze time-series data, at scale. If your insert performance is far below these benchmarks (e.g., if it is 2,000 rows / second), then insert performance will not be your bottleneck. Also note a timestamp is built-in to the default MongoDB ObjectId. You can use this if the time series precision is less than one second. Here is an example BSON document from an event logging library that uses MongoDB: Measurements with a common metaField for periods of time will be grouped together internally to eliminate the duplication of this field at the storage layer. Theyve been waiting to see that and conservative estimates last quarter are sending shares higher after-hours..
Time Series MongoDB Manual An explanation of these measures is also included below under the heading "Non-GAAP Financial Measures. However, this method has worse write performance, higher storage footprint, and higher implementation complexity than both Mongo-naive and TimescaleDB. The granularity parameter represents a string with the following options: Granularity should be set to the unit that is closest to rate of ingestion for a unique metaField value. any field in your time series collection. In this example, an identifying ID and location for a sensor collecting weather data. "MongoDB began fiscal 2024 with strong first quarter results, highlighted by 40% Atlas revenue growth and the most net new customer additions in over two years. Why don't you go create a timeseries collection now? We understand that for many users, MongoDB offers the benefit of being easy to learn and quick to set up. Write Performance and Disk Usage summary: Before we compared MongoDB against TimescaleDB, we first evaluated the query performance between the two MongoDB methods. Your schema is your choice to make with the freedom that you need not worry about how that data is compressed and persisted to disk. However, when aggregating one or more metrics across multiple devices for multiple hours, TimescaleDB shows between 208% and 302% the performance of MongoDB. Update and/delete operations can still be performed on time series collections, but they must go directly to the collection stored on disk using the optimized storage format and a user must have the proper permissions to perform these operations. Non-GAAP financial measures have limitations as an analytical tool and should not be considered in isolation from, or as a substitute for, financial information prepared in accordance with GAAP. Further, while queries for this method are typically more performant, we found that designing the query in the first place requires more effort than method 1, especially when reasoning about which aggregate documents can be filtered/pruned. Thanks for contributing an answer to Database Administrators Stack Exchange! Because the data in our evaluation was at the granularity of seconds, not milliseconds, and given the query performance we saw (as detailed in the next section), we ultimately decided that this method is probably the best method for comparison against TimescaleDB. Yet, for time-series data, setting up MongoDB to deliver the performance your workloads require is not simple, as weve shown in our analysis, and requires careful thought about your schema design. There is an updated white paper that discusses time-series in MongoDB. While not a required parameter, metaField allows for better optimization when specified, including the ability to create secondary indexes. "I don't like it when it is rainy." Time series data is generally composed of these components: Metadata (sometimes referred to as source), which is a label or tag The results shown below are the average from 1000 queries with different parameter combinations (time range, device id) for each query type. MongoDB believes that the use of these non-GAAP financial measures provides an additional tool for investors to use in evaluating ongoing operating results and trends and in comparing its financial results with other companies in MongoDB's industry, many of which may present similar non-GAAP financial measures to investors. If you're weighing your options, based on our analysis, TimescaleDB is the clear choice. The company reported a net loss of $54 million for the quarter, down from a loss of $77 million one year earlier. Our next blog post will go into more detail on how to optimize your time series collection for specific use-cases. Here are a few examples of posts weve found on the topic of storing time-series data in MongoDB, with sources ranging from the official MongoDB blog, to popular technical how-to sites, like Dev.to and Quora: But, is MongoDB really the right solution for time-series data? The new additions include China Mobile Ltd., which reportedly migrated a service for sharing billing information to MongoDB from Oracle. Accounts receivable, net of allowance for doubtful accounts of $6,512 and $6,362 as of April30, 2023, Common stock, par value of $0.001 per share; 1,000,000,000 shares authorized as of April30, 2023, Treasury stock, 99,371 shares (repurchased at an average of $13.27 per share) as of April30, 2023. MongoDBs stock has performed strongly in the year to date. One-click below supports our mission to provide free, deep and relevant content. To learn more, visit mongodb.com, Investor RelationsBrian DenyeauICR for MongoDB646-277-1251[emailprotected], (in thousands, except share and per share data), Accounts receivable, net of allowance for doubtful accounts of $6,512 and $6,362 as of April30, 2023and January31, 2023, respectively, Prepaid expenses and other current assets, Common stock, par value of $0.001 per share; 1,000,000,000 shares authorized as of April30, 2023and January31, 2023; 70,630,678 shares issued and 70,531,307 shares outstanding as of April30, 2023;70,005,957 shares issued and 69,906,586 shares outstanding as of January31, 2023, Treasury stock, 99,371 shares (repurchased at an average of $13.27 per share) as of April30, 2023and January31, 2023, Accumulated other comprehensive income (loss), Total liabilities and stockholders' equity, Weighted-average shares used to compute net loss per share, basic and diluted. I know that could be more and more easy to save 1 doc per second but I think I would have a huge collection of records (I have to monitor 10k systems). They eliminate the need to model your time-series data in a way that it can be performant ahead of time - they take care of all this for you! Should convert 'k' and 't' sounds to 'g' and 'd' sounds when they follow 's' in a word for pronunciation? MongoDB will host a conference call today, June 1, 2023, at 5:00 p.m. (Eastern Time) to discuss its financial results and business outlook. We evaluated two methods of using MongoDB as a time-series database: Mongo-naive: a naive, document-per-event method Mongo-recommended: a method Aggregate data by timestamped date in mongodb, How to aggregate time series documents in mongodb, Aggregate data stored as time_t in MongoDB, Aggregation over timeseries data in MongoDB, MongoDB aggregation : time series with granularity, MongoDB aggregating timeseries data for charts, MongoDB collect / aggregate time series into an array. That said, we recommend doing an honest analysis of your insert needs. For the next quarter, MongoDB said its looking for earnings of between 43 and 46 cents per share on revenue of $388 million to $392 million. Note: This study was originally published in May 2018 and updated in December 2020. The GAAP and Non-GAAP net loss per share calculations exclude potentially dilutive shares as the inclusion of such shares would have been anti-dilutive due to the net loss reported. MongoDB logs a warning and prevents some query optimizations from Learn more about data modeling and the underlying data storage when using Timescale hypertables. is it not an issue to have so many documents? While single rollups and aggregates are somewhat comparable across the two databases, other more complex queries are not. (Interested readers can learn more about how TimescaleDBs native compression works, as well as this explanation of time-series compression algorithms and how they work).
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