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Stored procedures
Retrieves (on the local computer) a file identified by its identifier and found in a MongoDB file system.
Note: To retrieve a file identified from its name, use MongoGridFSGetFile.
Example
FOR EACH file OF MongoGridFSListFile(databaseMDB)
MongoGridFSGetFileById(databaseMDB, file..ID, fDataDir() + ["\"] + file..Name)
END
Syntax
<Result> = MongoGridFSGetFileById(<File System> , <Identifier of File to Retrieve> , <Name of Local File>)
<Result>: Boolean
  • True if the operation was performed,
  • False if a problem occurred. ErrorInfo is used to identify the error.
<File System>: mongoGridFS or mongoDatabase variable
File system of MongoDB database to use. Corresponds to:
  • the name of mongoGridFS variable corresponding to the Mongo file system.
  • the name of mongoDatabase variable corresponding to the MongoDB database. In this case, the file system is using the "fs" prefix.
<Identifier of File to Retrieve>: Variant
Identifier of file found in the MongoDB file system that will be retrieved on the local computer.
<Name of Local File>: Character string with quotes
Name and path of file that will be retrieved on the local computer.
Components
WINDEVWEBDEV - Server codeReports and Queries wd230big.dll
Minimum required version
  • Version 22
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