tPaloConnection - 6.1

Talend Components Reference Guide

EnrichVersion
6.1
EnrichProdName
Talend Big Data
Talend Big Data Platform
Talend Data Fabric
Talend Data Integration
Talend Data Management Platform
Talend Data Services Platform
Talend ESB
Talend MDM Platform
Talend Open Studio for Big Data
Talend Open Studio for Data Integration
Talend Open Studio for Data Quality
Talend Open Studio for ESB
Talend Open Studio for MDM
Talend Real-Time Big Data Platform
task
Data Governance
Data Quality and Preparation
Design and Development
EnrichPlatform
Talend Studio

tPaloConnection Properties

Component family

Business Intelligence/Cube OLAP/Palo

 

Function

This component opens a connection to a Palo Server and keeps it open throughout the duration of the process it is required for. Every other Palo component used in the process is able to use this connection.

Purpose

This component allows other components involved in a process to share its connection to a Palo server for the duration of the process.

Basic settings

Host Name

Enter the host name or the IP address of the host server.

 

Server Port

Type in the listening port number of the Palo server.

 

Username and Password

Enter the Palo user authentication data.

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.

Advanced settings

tStat Catcher Statistics

Select this check box to collect log data at the component level.

Connections

Outgoing links (from this component to another):

Trigger: Run if; On Subjob Ok; On Subjob Error; On Component Ok; On Component Error.

Incoming links (from one component to this one):

Row: Iterate

Trigger: Run if, On Subjob Ok, On Subjob Error, On Component Ok, On Component Error.

For further information regarding connections, see Talend Studio User Guide.

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 used along with Palo components to offer a shared connection to a Palo server.

Log4j

If you are using a subscription-based version of the Studio, 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

Due to license incompatibility, one or more JARs required to use this component are not provided. You can install the missing JARs for this particular component by clicking the Install button on the Component tab view. You can also find out and add all missing JARs easily on the Modules tab in the Integration perspective of your studio. For details, see https://help.talend.com/display/KB/How+to+install+external+modules+in+the+Talend+products or the section describing how to configure the Studio in the Talend Installation Guide.

Related scenario

For related scenarios, see Scenario: Creating a dimension with elements.