data_link

DataLink is used to define the relationship between EntitySet/Link and DataSet, and also describe the relationship between two DataSet. DataLink must contain the source DataSet, destination DataSet and link type.

Kind: data_link

Every element shares the standard envelope kind · metadata · schema.

Inherits: link

spec fields

Field	Type	Required	Default	Description
fields_mapping	map<string, string>			The mapping relationship between the fields of the source DataSet and the destination DataSet.
data_link_type	enum: produce, related_to			The type of the DataLink. The value cannot be empty. The value must be one of the following: produce, related_to.
data_filter	string			The data filter, used to filter data. For example, there is a general MetricSet that contains various types of metrics, and the source entity may be DBClient, then the metrics of all db types can be filtered out throu…