MongoModifyAll (Function)

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MongoModifyAll (Function)

In french: MongoModifieTout

Modifies documents in a collection of a MongoDB database.

Versions 24 and later

This function is now available for WINDEV applications in Linux.

This function is now available for WEBDEV sites in Linux.

New in version 24

This function is now available for WINDEV applications in Linux.

This function is now available for WEBDEV sites in Linux.

This function is now available for WINDEV applications in Linux.

This function is now available for WEBDEV sites in Linux.

Example

let sFilter = "{ ""name"": ""Andy"" }"
let sModification = "{ ""$inc"": { ""score"": 1 } }"
MongoModifyAll(MyCollection, sFilter, sModification)

// Find all contacts whose "Name" member is set to "SMITH" and modifies them to "PAULSON"

// Search filter
sFilter is string = "{ ""Name"": ""SMITH"" }"

// Modification criterion
sModification is string = "{ ""$set"": {""Name"": ""PAULSON"" } }"

MongoModifyAll(gclCollection, sFilter, sModification)

Syntax

<Result> = MongoModifyAll(<Collection> , <Filter> , <Modification> [, <Options>])

<Result>: Boolean

True if the operation was performed,
False if a problem occurred. ErrorInfo is used to identify the error.

<Collection>: mongoCollection variable

Name of the mongoCollection variable that represents the MongoDB collection in which the modification must be made.

<Filter>: Type corresponding to the filter used

Description of filters in MongoDB format that will be applied to select the documents to modify. This filter corresponds to:
a document in JSON format, in character string format.
a document in BSON format, in buffer format.
a variant.

<Modification>: Type corresponding to the format used

Description of the modifications that will be made in the documents corresponding to the filter. Corresponds to:
a document in JSON format, in character string format.
a document in BSON format, in buffer format.
a variant.

<Options>: Optional Integer constant

Modification options:
mongoAddIfNotFound Used to add the document if it does not exist in the collection.
mongoWithoutValidation The document structure is not checked.

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.

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