tHL7Output Properties - 6.1

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Component family

Business > Healthcare /Unstructured > HL7



Writes an HL7 structured file and inserts the data row by row.


This component writes an HL7 structured file according to the HL7 standards.

Basic settings

Property Type

Either Built-In or Repository.



Built-in: No property data stored centrally.



Repository: Select the Repository file where the properties are stored. The fields that follow are completed automatically using fetched data.



Schema: Enter the node on which the data from the parent row is to be stored.

Parent row: The data flow source.


File Name/Output Stream

Browse to where you want to store the file generated.


Configure HL7 Tree

Opens the interface in which you can set up the HL7 mapping.


HL7 Version

Select your HL7 version from the list.

Advanced settings

Create directory only if it does not exist

This check box is selected by default. This creates a folder for the output file if there isn't one already.



Select the encoding type from the list or select Custom and define it manually. This field is compulsory.


tStatCatcher Statistics

Select this check box to gather the Job processing metadata at a 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.


Used as an output component. An Input component is required.


The name of each input link must be the same as the name of the relevant HL7 message segment.