# Package org.apache.cassandra.hadoop.cql3

Class Summary
CqlBulkOutputFormat: The `CqlBulkOutputFormat` acts as a Hadoop-specific OutputFormat that allows reduce tasks to store keys (and corresponding bound variable values) as CQL rows (and respective columns) in a given table.
CqlBulkOutputFormat.NullOutputCommitter
CqlBulkRecordWriter: The `CqlBulkRecordWriter` maps the output <key, value> pairs to a Cassandra column family.
CqlBulkRecordWriter.ExternalClient
CqlBulkRecordWriter.NullOutputHandler
CqlConfigHelper
CqlInputFormat: Hadoop InputFormat allowing map/reduce against Cassandra rows within one ColumnFamily.
CqlOutputFormat: The `CqlOutputFormat` acts as a Hadoop-specific OutputFormat that allows reduce tasks to store keys (and corresponding bound variable values) as CQL rows (and respective columns) in a given table.
CqlRecordReader: CqlRecordReader reads the rows return from the CQL query It uses CQL auto-paging.