tLastRegexlibExpressions properties - 6.1

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Component family

Data Quality



tRegexlibExpressionsconnects to a web service at to get the N most recent expressions from the list of regular expressions.


tFindRegexlibExpressionsreturns a dataset holding information about the N most recent regular expressions added to the library and that match the query at

Basic settings

Schema and Edit schema

These fields are read-only. The output schema of this component contains the following fields: Title, Expression, Description, Matches, Non-matches, Author, Rating.


Max Rows

Enter the max number of the expressions you want to get.

Advanced settings

tStat Catcher Statistics

Select this check box to collect log data at the 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.


This component is a start component. It requires an output flow, usually a csv file to be able later to import the collected expressions into Talend Studio.

For more information about importing patterns, see Talend Studio User Guide.