tCouchDBConnection Standard properties

DB Version

Select the CouchDB version that you are using.

Server

Type in the IP address or hostname of the CouchDB server.

Port

Type in the listening port number of the CouchDB server.

Database

Type in the database that you want to use.

Required authentication

Select this check box to provide credentials for the CouchDB authentication.

• Username: Type in the user name for the CouchDB authentication.

• Password: Type in the password for the CouchDB authentication.

To enter the password, click the [...] button next to the password field, and then in the pop-up dialog box enter the password between double quotes and click OK to save the settings.

Replicate target database

Select the check box to set the replication in the table that appears.

Target DB name: Specify the target database to which the documents will be copied. It can be a local database name or a remote database URL.

Continuous: Select this check box to continue a replication upon the server restart.

Create target DB: Select this check box to create the target database if it does not exist.

IS Canceled: Select this check box to cancel the existing replication between the specified source database and target database at the end of the Job.

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 CouchDB components, particularly tCouchDBClose.