# Functions
AndValidation is relevant for all field types.
GreaterThanValidation rule for integers.
LessThanValidation rule for integers.
StringLengthValidation rule for strings.
# Constants
DateFieldType is a date metadata field type.
EnumFieldType is an enum metadata field type.
IntegerFieldType is an integer metadata field type.
SetFieldType is a set metadata field type.
StringFieldType is a string metadata field type.
# Structs
DataSource is the data source definition.
DataSourceValue is the value of a single data source.
Field is a single metadata field.
# Interfaces
Validation is the validation of the metadata field.
# Type aliases
FieldType is the type of the metadata field.
ValidationType is the type of the metadata field validation.