<mongoCollection variable>.DeleteOne (Function)

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<mongoCollection variable>.DeleteOne (Function)

In french: <Variable mongoCollection>.SupprimeUn

Deletes a document from a collection in 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

MyCollection is mongoCollection
let sFilter = "{ ""name"": ""Andy"" }"
let sSort = "{ ""rating"": 1 }"
let d = MyCollection.DeleteOne(sFilter, sSort)

gclCollection is mongoCollection
// Delete the first contact whose "FirstName" member is set to "Joey"
// Search filter
sFilter is string = "{ ""FirstName"": ""Joey"" }"
gclCollection.DeleteOne(sFilter)

Syntax

<Result> = <Collection>.DeleteOne(<Filter> [, <Sort>])

<Result>: Variant

Deleted document.
If a problem occurs, ErrorInfo is used to identify the error.

<Collection>: mongoCollection variable

Name of the mongoCollection variable that represents the MongoDB collection in which the deletion is performed.

<Filter>: Type corresponding to the filter used

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

<Sort>: Optional type corresponding to the format used

Sort options used to define the first document that will be deleted when several documents correspond to the filter. Corresponds to:
a document in JSON format, in character string format.
a document in BSON format, in buffer format.
a variant.

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