DynamicTableSource. See FLIP-95 for more information.
@Deprecated @PublicEvolving public interface DefinedFieldMapping
DefinedFieldMapping interface provides a mapping for the fields of the table schema
TableSource.getTableSchema() to fields of the physical produced data type
TableSource.getProducedDataType() of a
If the fields cannot or should not be implicitly mapped by name, an explicit mapping can be provided by implementing this interface.
If a mapping is provided, all fields must be explicitly mapped.
TableSchema to the
fields of its produced
The mapping is done based on field names, e.g., a mapping "name" -> "f1" maps the schema
field "name" to the field "f1" of the produced data type, for example in this case the second
field of a
The returned mapping must map all fields (except proctime and rowtime fields) to the
produced data type. It can also provide a mapping for fields which are not in the
TableSchema to make fields in the physical
DataType accessible for a
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