Value access functions

SQL Function Description

tableName.compositeType.field

Returns the value of a field from a Flink composite type (For example: Tuple, POJO) by name.

tableName.compositeType.*

Returns a flat representation of a Flink composite type (For example: Tuple, POJO) that converts each of its direct subtype into a separate field. In most cases the fields of the flat representation are named similarly to the original fields but with a dollar separator (For example: mypojo$mytuple$f0).