Questions tagged as 'nosql'

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Mongodb - MMapv1 or WiredTiger?

We started a project with mongodb, at the time testing the WiredTiger engine. This engine was more interesting because it packs data much more than mmapv1. But sometimes the mongodb just falls down. So we tested mmapv1, which, despite not compre...
asked by 27.11.2017 / 11:21
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Is it possible to visually display another value for a certain value in the bank?

I'm doing a ToDo and I need to define it in priority (urgent, high, medium and low). But I can only define by integer (1 is urgent, 2 is high etc) The question is: can you show another value in html but assign it to the original in the bank?...
asked by 25.10.2017 / 20:05
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Dynamic columns in the view mongodb

Hello, I have a job where I need to create a view of a mongo db, but some columns of this view should be calculated at runtime, similar to mysql NOW (), for example: When I do a find in the view, I need a column comes with the current date....
asked by 15.09.2017 / 21:39
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Which PHP frameworks have the best support for working with NoSQL databases?

I would like to know which PHP frameworks have the best support for working with NoSQL databases? The NoSQL banks I already have experience are MongoDB, Redis and Cassandra, but I'm interested in testing other options like LevelDB MemCache an...
asked by 26.10.2016 / 19:07
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Document structure

Hello, I'm starting to learn MongoDB, and I have a question I did not find anywhere: Documents from the same collection may have different structure. Example: { "id": "1", "name": "John" }, { "id": "2", "name": "Mary", "...
asked by 25.10.2016 / 16:46
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Data redirection with mongodb

I wanted to know if it is possible to target an object / result to a specific collection using the db.collection.find() command, which would equal the $out in the aggregate operation.     
asked by 19.03.2015 / 17:35
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How to choose between types of NoSQL? [closed]

NoSQL databases have different basic types: Column based Key-value database Graph-based Document based database What are the differences between these types and how to choose between them?     
asked by 05.09.2017 / 15:48
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How to use MongoDB 'Regex' filter in PHP

I have already made a few attempts following examples on the internet, I found some until there seems to be a mixture of the two versions of the driver Currently, in the MongoDB database I have a structure similar to the following example:...
asked by 04.07.2018 / 15:07
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Compatibility NoSql .Net

I would like to know if there is any Nosql database that is easier to work with .Net (which is easy to integrate, manipulate, create entities by entity framework if possible, etc.) If you can give details of framework, dll, etc, to integrate...
asked by 06.02.2017 / 17:04
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With which databases is Apache Atlas compatible?

Apache Atlas has compatibility with which SQL and SQL databases I'm doing a job, and I could not find anything about     
asked by 17.05.2018 / 18:17