The logical type of a value to declare input and output types of operations in a table ecosystem is described by data types. Flink support a set of pre-defined data types that can be also used in SQL Stream Builder (SSB).
The following list summarizes the pre-defined data types in Flink and SQL Stream Builder:
DECIMAL- Supports fixed precision and scale.
TIME- Only supports a precision of
INTERVAL- Only supports interval of
- Structured types - Only exposed in user-defined functions.