DeleteMongo

Description:

Executes a delete query against a MongoDB collection. The query is provided in the body of the flowfile and the user can select whether it will delete one or many documents that match it.

Additional Details...

Tags:

delete, mongo, 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.

NameDefault ValueAllowable ValuesDescription
Client ServiceController Service API:
MongoDBClientService
Implementation: MongoDBControllerService
If configured, this property will use the assigned client service for connection pooling.
Mongo URIMongoURI, typically of the form: mongodb://host1[:port1][,host2[:port2],...]
Supports Expression Language: true (will be evaluated using variable registry only)
Mongo Database NameThe name of the database to use
Supports Expression Language: true (will be evaluated using flow file attributes and variable registry)
Mongo Collection NameThe name of the collection to use
Supports Expression Language: true (will be evaluated using flow file attributes and variable registry)
SSL Context ServiceController Service API:
SSLContextService
Implementations: StandardRestrictedSSLContextService
StandardSSLContextService
The SSL Context Service used to provide client certificate information for TLS/SSL connections.
Client AuthREQUIRED
  • WANT
  • REQUIRED
  • NONE
Client authentication policy when connecting to secure (TLS/SSL) cluster. Possible values are REQUIRED, WANT, NONE. This property is only used when an SSL Context has been defined and enabled.
Delete Modeone
  • Delete One Delete only the first document that matches the query.
  • Delete Many Delete every document that matches the query.
  • Use 'mongodb.delete.mode' attribute Read the 'mongodb.delete.mode attribute and use that mode. Acceptable values are 'many' and 'one.'
Choose between deleting one document by query or many documents by query.
Fail When Nothing Is Deletedtrue
  • True Fail when no documents are deleted.
  • False Do not fail when nothing is deleted.
Determines whether to send the flowfile to the success or failure relationship if nothing is successfully deleted.
Write ConcernACKNOWLEDGED
  • ACKNOWLEDGED
  • UNACKNOWLEDGED
  • FSYNCED
  • JOURNALED
  • REPLICA_ACKNOWLEDGED
  • MAJORITY
The write concern to use

Relationships:

NameDescription
successAll FlowFiles that are written to MongoDB are routed to this relationship
failureAll FlowFiles that cannot be written to MongoDB are routed to this relationship

Reads Attributes:

NameDescription
mongodb.delete.modeConfigurable parameter for controlling delete mode on a per-flowfile basis. The process must be configured to use this option. Acceptable values are 'one' and 'many.'

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.