DeleteGridFS

Description:

Deletes a file from GridFS using a file name or a query.

Additional Details...

Tags:

gridfs, delete, mongodb

Properties:

In the list below, the names of required properties appear in bold. Any other properties (not in bold) are considered optional. The table also indicates any default values, and whether a property supports the NiFi Expression Language.

Display NameAPI NameDefault ValueAllowable ValuesDescription
Client Servicegridfs-client-serviceController Service API:
MongoDBClientService
Implementation: MongoDBControllerService
The MongoDB client service to use for database connections.
Mongo Database Namegridfs-database-nameThe name of the database to use
Supports Expression Language: true (will be evaluated using flow file attributes and variable registry)
Bucket Namegridfs-bucket-nameThe GridFS bucket where the files will be stored. If left blank, it will use the default value 'fs' that the MongoDB client driver uses.
Supports Expression Language: true (will be evaluated using flow file attributes and variable registry)
File Namegridfs-file-nameThe name of the file in the bucket that is the target of this processor. GridFS file names do not include path information because GridFS does not sort files into folders within a bucket.
Supports Expression Language: true (will be evaluated using flow file attributes and variable registry)
Querydelete-gridfs-queryA valid MongoDB query to use to find and delete one or more files from GridFS.
Supports Expression Language: true (will be evaluated using flow file attributes and variable registry)
Query Output Attributemongo-query-attributeIf set, the query will be written to a specified attribute on the output flowfiles.
Supports Expression Language: true (will be evaluated using flow file attributes and variable registry)

Relationships:

NameDescription
successWhen the operation succeeds, the flowfile is sent to this relationship.
failureWhen there is a failure processing the flowfile, it goes to this relationship.

Reads Attributes:

None specified.

Writes Attributes:

None specified.

State management:

This component does not store state.

Restricted:

This component is not restricted.

Input requirement:

This component requires an incoming relationship.

System Resource Considerations:

None specified.