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Stored procedures
Deletes a file identified by its identifier from a MongoDB file system.
Remark: To delete a file identified by its name, use MongoGridFSDeleteFile.
Example
gCntMONGO is mongoConnection
 
fsVV is mongoGridFS
fsVV.Prefix = "fs"
fsVV.Database = gCntMONGO.Database[EDT_DATABASE]
 
arrFile = MongoGridFSListFile(fsVV)
file is mongoGridFSFileInfo
i is int
FOR EACH file OF arrFile
i++
Trace("-------------------------------------------------------------")
Trace("#: " + i)
Trace("ID: " + VariantToJSON(file.ID))
Trace("Name: " + file.Name)
MongoGridFSDeleteFileByID(fsVV, file.ID)
IF ErrorOccurred THEN
Info("Pb in MongoGridFSDeleteFileByID: ", ErrorInfo(errFullDetails))
END
END
Syntax
<Result> = MongoGridFSDeleteFileByID(<File system> , <File identifier>)
<Result>: Boolean
  • True if the operation was performed,
  • False if a problem occurs. ErrorInfo is used to identify the error.
<File system>: mongoGridFS or mongoDatabase variable
File system of the MongoDB database to use. Corresponds to:
  • the name of the mongoGridFS variable that corresponds to the Mongo file system.
  • the name of the mongoDatabase variable that corresponds to the MongoDB database. In this case, the file system is using the "fs" prefix.
<File identifier>: Variant
Identifier of file to delete.
Component: wd280big.dll
Minimum version required
  • Version 22
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