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MongoDeleteOne (Function) In french: MongoSupprimeUn Deletes a document from a collection in a MongoDB database. MyCollection is mongoCollection let sFilter = "{ ""name"": ""Andy"" }" let sSort = "{ ""rating"": 1 }" let d = MongoDeleteOne(MyCollection, sFilter, sSort) // Delete the first contact whose "FirstName" member is set to "Joey" // Search filter sFilter is string = "{ ""FirstName"": ""Joey"" }" MongoDeleteOne(gclCollection, sFilter) Syntax
<Result> = MongoDeleteOne(<Collection> , <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 of the filter used Description of the MongoDB filter(s) that will be applied to select the document to delete. This filter corresponds to: - a JSON document, in string format.
- a BSON document, 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 JSON document, in string format.
- a BSON document, in buffer format.
- a variant.
Related Examples:
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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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