Append a given RDD or rows into the relation.
Append a given RDD or rows into the relation.
The underlying column table used to store data.
Base table of this relation.
Base table of this relation.
Return the actual relation to be used for insertion into the relation
or None if sourceSchema
cannot be inserted.
Return the actual relation to be used for insertion into the relation
or None if sourceSchema
cannot be inserted.
If underlying sample table is partitioned
True if underlying sample table is using a row table as reservoir store.
Name of this relation in the catalog.
Name of this relation in the catalog.
The QCS columns for the sample.
Options set for this sampling relation.