Github user jackylk commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/1995#discussion_r170408310
--- Diff:
integration/spark2/src/main/scala/org/apache/spark/sql/execution/datasources/CarbonFileLevelFormat.scala
---
@@ -0,0 +1,426 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.spark.sql
+
+import java.net.URI
+import java.util
+
+import scala.collection.mutable.ArrayBuffer
+
+import org.apache.hadoop.conf.Configuration
+import org.apache.hadoop.fs.{FileStatus, Path}
+import org.apache.hadoop.mapred.JobConf
+import org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
+import org.apache.hadoop.mapreduce._
+import org.apache.hadoop.mapreduce.lib.input.FileSplit
+import org.apache.parquet.filter2.compat.FilterCompat
+import org.apache.parquet.hadoop.{ParquetInputFormat, ParquetRecordReader}
+import org.apache.parquet.hadoop.codec.CodecConfig
+import org.apache.spark.{TaskContext, TaskKilledException}
+import org.apache.spark.deploy.SparkHadoopUtil
+import org.apache.spark.internal.Logging
+import org.apache.spark.sql.{SQLContext, SparkSession}
+import org.apache.spark.sql.catalyst.InternalRow
+import
org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection
+import org.apache.spark.sql.catalyst.expressions.{GenericInternalRow,
JoinedRow, UnsafeRow}
+import org.apache.spark.sql.catalyst.parser.CatalystSqlParser
+import org.apache.spark.sql.catalyst.util.CompressionCodecs
+import org.apache.spark.sql.execution.DataSourceScanExec
+import org.apache.spark.sql.execution.datasources._
+import
org.apache.spark.sql.execution.datasources.parquet.{ParquetLogRedirector,
ParquetOutputWriter, ParquetReadSupport, VectorizedParquetRecordReader}
+import org.apache.spark.sql.execution.datasources.text.{TextOptions,
TextOutputWriter}
+import org.apache.spark.sql.optimizer.CarbonFilters
+import org.apache.spark.sql.sources.{BaseRelation, DataSourceRegister,
Filter, RelationProvider}
+import org.apache.spark.sql.types.{AtomicType, IntegerType, StructField,
StructType}
+
+import org.apache.carbondata.common.logging.LogServiceFactory
+import org.apache.carbondata.core.constants.CarbonCommonConstants
+import org.apache.carbondata.core.datamap.{DataMapStoreManager,
TableDataMap}
+import org.apache.carbondata.core.metadata.{AbsoluteTableIdentifier,
ColumnarFormatVersion}
+import org.apache.carbondata.core.metadata.schema.table.column.ColumnSchema
+import org.apache.carbondata.core.reader.CarbonHeaderReader
+import org.apache.carbondata.core.scan.expression.logical.AndExpression
+import org.apache.carbondata.core.scan.model.QueryModel
+import org.apache.carbondata.core.util.{CarbonProperties, CarbonUtil,
TaskMetricsMap, ThreadLocalSessionInfo}
+import org.apache.carbondata.hadoop.api.{CarbonFileInputFormat,
CarbonTableInputFormat, DataMapJob}
+import org.apache.carbondata.hadoop.streaming.CarbonStreamRecordReader
+import org.apache.carbondata.hadoop.{CarbonInputSplit, CarbonProjection,
CarbonRecordReader, InputMetricsStats}
+import org.apache.carbondata.spark.CarbonOption
+import org.apache.carbondata.spark.rdd.{CarbonSparkPartition,
SparkDataMapJob}
+import org.apache.carbondata.spark.util.CarbonScalaUtil
+
+
+class CarbonFileLevelFormat extends FileFormat
--- End diff --
How about the current `CarbonFileFormat`, is it renamed to
`CarbonTableLevelFormat`?
---
