if the delta file already exists , delete it . this is useful in a mapreduce setting where a number of task retries will attempt to write the same delta file . concode_field_sep HiveConf configuration concode_elem_sep boolean deleteDeltaIfExists concode_elem_sep String metaStoreUri concode_elem_sep UserGroupInformation authenticatedUser concode_elem_sep MutatorFactory mutatorFactory concode_elem_sep AcidTable table concode_field_sep MutatorCoordinatorBuilder configuration concode_elem_sep MutatorCoordinator build concode_elem_sep MutatorCoordinatorBuilder metaStoreUri concode_elem_sep PartitionHelper newWarehousePartitionHelper concode_elem_sep PartitionHelper newMetaStorePartitionHelper concode_elem_sep MutatorCoordinatorBuilder authenticatedUser concode_elem_sep MutatorCoordinatorBuilder mutatorFactory concode_elem_sep MutatorCoordinatorBuilder table
MutatorCoordinatorBuilder function ( ) { this . deleteDeltaIfExists = true ; return this ; }