Event Stream Processor Subscriber Module Parameters

Specify values for the Event Stream Processor subscriber module in the adapter configuration file. This module is for the output adapter only.

Parameter Description
ProjectName

Type: string

(Required) Specifies the unique project tag of theESP project to which the adapter is connected.

StreamName

Type: string

(Required) Name of the ESP stream from which the adapter subscribes to data.

GDMode

Type: boolean

(Advanced) If set to true, the adapter runs in guaranteed delivery (GD) mode and all GD-related parameters become required. Default value is false.

GDKeyColumnName

Type: string

(Advanced) Specifies column name in the Flex operator holding the GD key. The GD key is a constantly increasing value that uniquely identifies every event regardless of the opcode in the stream of interest. No default value.

GDOpcodeColumnName

Type: string

(Advanced) Specifies name of column in Flex operator holding opcode. The opcode is the operation code (for example, inserts, update, or delete) of the event occurring in the stream of interest. No default value.

GDBatchSize

Type: integer

(Advanced) Specifies number of records after which the control window must be updated with the latest GD key. Default value is 1000.

GDPurgeInterval

Type: integer

(Advanced) Specifies number of records after which to purge the Flex operator. Default value is 1000.

GDControlStream

Type: string

(Advanced) Specifies name of the control window in the GD setup. The control window is a source stream that informs the Flex operator of which data has been processed by the adapter and can be safely deleted. No default value.