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MongoDB is a source-available, cross-platform, document-oriented database program. ... Prior to MongoDB 4.0, queries against an index were not atomic.
The DROP statement destroys an existing database, table, index, or view. A DROP statement in SQL removes a component from a relational database management system (RDBMS). The types of objects that can be dropped depends on which RDBMS is being used, but most support the dropping of tables, users, and databases.
A Block Range Index or BRIN is a database indexing technique. They are intended to improve performance with extremely large [i] tables.. BRIN indexes provide similar benefits to horizontal partitioning or sharding but without needing to explicitly declare partitions.
fully managed MongoDB v3.6-compatible database service Yes DynamoDB: Amazon Web Services: Proprietary Java, JavaScript, Node.js, Go, C#.NET, Perl, PHP, Python, Ruby, Rust, Haskell, Erlang, Django, and Grails: fully managed proprietary NoSQL database service that supports key–value and document data structures Yes Elasticsearch: Shay Banon
For a (0,2) tensor, [1] twice contracting with the inverse metric tensor and contracting in different indices raises each index: =. Similarly, twice contracting with the metric tensor and contracting in different indices lowers each index:
In databases, a partial index, also known as filtered index is an index which has some condition applied to it so that it includes a subset of rows in the table.. This allows the index to remain small, even though the table may be rather large, and have extreme selectivity.
The Server Side Public License (SSPL) is a source-available copyleft software license introduced by MongoDB Inc. in 2018. [2] [3]It includes most of the text and provisions of the GNU Affero General Public License version 3 (AGPL v3), [4] but modifies its provisions for software that is conveyed over a network—requiring that anyone who offers the functionality of SSPL-licensed software to ...
Also, Red Hat has already dropped MongoDB [2] while Debian so far carries a still-free version, but I expect it'll drop it before Buster. - KiloByte ( talk ) 09:18, 30 November 2018 (UTC) [ reply ] While MongoDB being open source is certainly up for debate, I don't think the current wording ("used to be free and open-source but has since ...