August 17, 2023

tCouchbaseConnection – Docs for ESB 5.x

tCouchbaseConnection

tcouchbaseconnection_icon32_white.png

Warning

This component will be available in the Palette of the studio on the condition that you have subscribed to
one of the Talend solutions with Big
Data.

tCouchbaseConnection properties

Component family

Big Data / Couchbase

 

Function

tCouchbaseConnection opens a
connection to a Couchbase bucket in order that a transaction may be
made.

Purpose

This component allows you to create a connection to a Couchbase
bucket and reuse that connection in other components.

Basic settings

DB Version

List of database versions.

 

Data Bucket

Name of the data bucket in the Couchbase database.

 

Username and Password

Authentication credentials for a data bucket, instead of those for
a server node.

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.

 

URIs

URIs of server nodes in the Couchbase cluster, in the form of
“http://127.0.0.1:8091/pools”
or “http://localhost:8091/pools”.

Advanced settings

tStatCatcher Statistics

Select this check box to collect the log data at a 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

This component is generally used with other Couchbase components,
especially tCouchbaseClose.

Log4j

The activity of this component can be logged using the log4j feature. For more information on this feature, see Talend Studio User
Guide
.

For more information on the log4j logging levels, see the Apache documentation at http://logging.apache.org/log4j/1.2/apidocs/org/apache/log4j/Level.html.

Limitation

n/a

Related scenario

For a related scenario, see Scenario: Inserting documents to a data bucket in the Couchbase database.


Document get from Talend https://help.talend.com
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