tRiakConnection Standard properties

Nodes

Fill in the information required for a connection to a Riak cluster.

• Host: enter the IP address or hostname of a Riak node in the Riak cluster that you want to connect to.

• Port: enter the listening port number of a Riak node. You can leave this field empty to use its default value 8098.

• Riak path: enter the Riak path for accessing a Riak node. You can leave this field empty to use its defalt value riak.

One example of the URL for accessing a Riak node is http://127.0.0.1:8098/riak.

For more information about the concepts related to Riak, see https://docs.basho.com/riak/kv/2.2.0/learn/concepts/.

tStatCatcher Statistics

Select this check box to gather the Job processing metadata at the Job level as well as at each component level.

Global Variables

ERROR_MESSAGE: the error message generated by the component when an error occurs. This is an After variable and it returns a string. This variable functions only if the Die on error check box is cleared, if the component has this check box.

A Flow variable functions during the execution of a component while an After variable functions after the execution of the component.

To fill up a field or expression with a variable, press Ctrl + Space to access the variable list and choose the variable to use from it.

For further information about variables, see Talend Studio User Guide.

Usage rule

This component is generally used with other Riak components, particularly tRiakClose.