pyflink.table.expression.Expression.then

Expression.then(if_true, if_false) → Expression

Ternary conditional operator that decides which of two other expressions should be evaluated based on a evaluated boolean condition.

e.g. lit(42).is_greater(5).then(“A”, “B”) leads to “A”

Parameters:

• if_true – expression to be evaluated if condition holds

• if_false – expression to be evaluated if condition does not hold

Added in version 1.12.0.