pyflink.table.expression.Expression.alias

Expression.alias(name: str, *extra_names: str) → Expression[T]

Specifies a name for an expression i.e. a field.

Example:

>>> tab.select(col('a').alias('b'))

Parameters:

• name – name for one field.

• extra_names – additional names if the expression expands to multiple fields

Added in version 1.12.0.