When Condition

String

No

Expression that must be satisfied for this step to be executed.

Id

String

No

Step identification string.

Expression

String

Yes

Expression applied to the input to get the input string, which will be matched with regular expressions.

Regex Name Column

String

Yes

Name of the column where the name of the regular expression which has been matched to the input string will be stored. Column type must be string.

Reg Expressions

List of Reg Expression

No

Contains one or more regExpression sub elements with regular expression definitions.

No Match Columns

List of Column Assign

No

Contains a list of expression and a target column, which should be assigned when no match is found. There are two cases when this element is used.

• If the input is NULL, then the column specified in these elements will be filled with the NULL value (regardless of the expression).
• The input is not NULL, but it did not match to any of the regular expressions. In this case values of expressions defined in this element will be sent to the output.

Scorer

String

No

Element which stores basic scoring settings.