tPatternCheck
Gives two output flows: Matching Data and
Non-Matching Data. The first collects all data that match a given
pattern, and the second collects all data that do not match a given pattern. You can
then implement any required corrections.
The tPatternCheck checks all existing data in a column
against a given Java regular expression.
tPatternCheck Standard properties
These properties are used to configure tPatternCheck running in the Standard Job framework.
The Standard
tPatternCheck component belongs to the Data Quality family.
This component is available in Talend Data Management Platform, Talend Big Data Platform, Talend Real Time Big Data Platform, Talend Data Services Platform, Talend MDM Platform and Talend Data Fabric.
Basic settings
Schema and Edit schema |
A schema is a row description. It defines the number of fields |
 |
Built-In: You create and store the schema locally for this component |
 |
Repository: You have already created the schema and stored it in the |
Column to check |
Select the column you want to analyze. |
PROPERTY |
The pattern against which you want to check the data is either |
Built-in: You can enter a pattern regex in the |
|
Repository: From the These patterns are retrieved from the DQ Repository of Talend Studio. |
Advanced settings
tStatCatcher |
Select this check box to gather the Job processing metadata at the Job level |
Global Variables
Global Variables |
NB_LINE: the number of rows read by an input component or
NB_LINE_OK: the number of rows matching a given pattern.
NB_LINE_REJECT: the number of rows not matching a given
ERROR_MESSAGE: the error message generated by the A Flow variable functions during the execution of a component while an After variable To fill up a field or expression with a variable, press Ctrl + For further information about variables, see |
Usage
Usage rule |
This component is usually used as an intermediate component, and it requires an |
Limitation |
When exporting a Job using When importing a Job using tPatternCheck with a system For more information about importing Jobs with |
Related scenarios
No scenario is available for the Standard version of this component yet.