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MongoDeleteAll (Function) In french: MongoSupprimeTout Deletes all the documents (corresponding to the specified filter) from a collection of a MongoDB database. sFilter is string sFilter = "{ ""name"": ""Andy"" }" MongoDeleteAll(CollectMDB, sFilter) // Delete all the contacts whose "FirstName" member is "Robert" // Search filter sFilter is string = "{ ""FirstName"": ""Robert"" } " MongoDeleteAll(gclCollection, sFilter) Syntax
<Result> = MongoDeleteAll(<Collection> , <Filter>)
<Result>: Boolean - True if the operation was performed,
- False 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 documents to delete. This 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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