Deletes a file from GridFS using a file name or a query.
gridfs, delete, mongodb
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 Name | API Name | Default Value | Allowable Values | Description |
|---|---|---|---|---|
| Client Service | gridfs-client-service | Controller Service API: MongoDBClientService Implementation: MongoDBControllerService | The MongoDB client service to use for database connections. | |
| Mongo Database Name | gridfs-database-name | The name of the database to use Supports Expression Language: true (will be evaluated using flow file attributes and variable registry) | ||
| Bucket Name | gridfs-bucket-name | The 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 Name | gridfs-file-name | The 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) | ||
| Query | delete-gridfs-query | A 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 Attribute | mongo-query-attribute | If 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) |
| Name | Description |
|---|---|
| success | When the operation succeeds, the flowfile is sent to this relationship. |
| failure | When there is a failure processing the flowfile, it goes to this relationship. |