mongoCollectionOption (Type of variable)

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Properties specific to the description of mongoCollectionOption variables
Functions that use the mongoCollectionOption type

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mongoCollectionOption (Type of variable)

In french: mongoCollectionOption

The mongoCollectionOption type is used to define the advanced characteristics of collection options in a MongoDB database. The characteristics of these options can be defined and modified using different WLanguage properties.

Remark: For more details on the declaration of this type of variable and the use of WLanguage properties, see Declaring a variable.

Versions 24 and later

This type of variable is now available for WEBDEV sites in Linux.

This type of variable is now available for WINDEV applications in Linux.

New in version 24

This type of variable is now available for WEBDEV sites in Linux.

This type of variable is now available for WINDEV applications in Linux.

This type of variable is now available for WEBDEV sites in Linux.

This type of variable is now available for WINDEV applications in Linux.

Example

Option is mongoCollectionOption
Option.MaxSize = 100*1024*1024
MongoCreateCollection(MDBDatabase, "product", Option)

Remarks

Properties specific to the description of mongoCollectionOption variables

The following properties can be used to handle the collection options:

Property name	Type used	Effect

StorageEngine	Character string, Buffer or Variant	Document in JSON/BSON/variant format describing the list of options passed to the storage engine. For more details, see the documentation about MongoDB.
MaxNbDocument	Integer	Maximum number of documents in the collection. The oldest documents will be removed when the number of documents in the collection reaches this limit. The collection is not limited if this property is not filled.
ValidationLevel	Character string	Validation level when modifying an existing document. The available options are: "off", "strict", "moderate". For more details, see the documentation about MongoDB.
MaxSize	Integer	Maximum size of a collection. The oldest documents will be removed when the size of the collection reaches this limit. The collection is not limited if this property is not filled.
Validator	Character string, Buffer or Variant	Document in JSON/BSON/variant format describing the conditions for validating the documents that will be added to the collection. For more details, see the documentation about MongoDB.

Functions that use the mongoCollectionOption type

The following functions are using the mongoCollectionOption variables:


Versions 22 and later MongoCreateCollection New in version 22 MongoCreateCollection MongoCreateCollection	Creates a collection in a MongoDB database while specifying the options of this collection.

Related Examples:

Unit examples (WINDEV): Native access to MongoDB

[ + ] This example shows how to use the main functions of native access to MongoDB databases: adding data, reading (searching), modifying and deleting data in the database. The example also shows functions for saving files in the MongoDB GridFS data system.