DataSourceV2ScanRelation Leaf Logical Operator¶
DataSourceV2ScanRelation is a leaf logical operator and a NamedRelation.
DataSourceV2ScanRelation takes the following to be created:
- Output Schema (
DataSourceV2ScanRelation is created when:
- V2ScanRelationPushDown logical optimization is executed (for a DataSourceV2Relation)
name is part of the NamedRelation abstraction.
name requests the DataSourceV2Relation for the Table that is in turn requested for the name.
Simple Node Description¶
simpleString( maxFields: Int): String
simpleString is part of the TreeNode abstraction.
simpleString is the following (with the output schema and the name):
computeStats is part of the LeafNode abstraction.
DataSourceV2ScanRelation is planned by DataSourceV2Strategy execution planning strategy to the following physical operators: