Package org.apache.flink.sql.parser.type

Class Summary

Class	Description
ExtendedSqlBasicTypeNameSpec	A sql type name specification of extended basic data type, it has a counterpart basic sql type name but always represents as a special alias in Flink.
ExtendedSqlCollectionTypeNameSpec	A extended sql type name specification of collection type, different with SqlCollectionTypeNameSpec, we support NULL or NOT NULL suffix for the element type name(this syntax does not belong to standard SQL).