Authorize a column/row table operation.
Authorize a column/row table operation.
fully qualified name of the row buffer table
columns being read/written (or Array.emptyIntArray)
one of *_PRIV authorization types in Authorizer
one of *_OP operation types in Authorizer
connection properties to use for the operation
whether current node type is an executor or driver
Check the passed in credentials and return Some[String] if there was a failure (with the failure message) else None.
Common security related calls.