cloud-fan commented on a change in pull request #34396: URL: https://github.com/apache/spark/pull/34396#discussion_r737271557
########## File path: sql/core/src/main/java/org/apache/spark/sql/execution/vectorized/ArrowWritableColumnVector.java ########## @@ -0,0 +1,1322 @@ +/* + * 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.execution.vectorized; + +import java.lang.*; +import java.math.BigDecimal; +import java.nio.ByteBuffer; +import java.nio.ByteOrder; +import java.util.*; +import java.util.concurrent.atomic.AtomicLong; + +import com.google.common.annotations.VisibleForTesting; + +import org.apache.spark.sql.vectorized.ArrowColumnVector; + +import org.apache.arrow.memory.BufferAllocator; +import org.apache.arrow.vector.*; +import org.apache.arrow.vector.complex.*; +import org.apache.arrow.vector.holders.NullableVarCharHolder; +import org.apache.arrow.vector.ipc.message.ArrowRecordBatch; +import org.apache.arrow.vector.types.pojo.Schema; +import org.apache.arrow.vector.types.pojo.Field; + +import org.apache.spark.sql.catalyst.util.DateTimeUtils; +import org.apache.spark.sql.execution.vectorized.WritableColumnVector; +import org.apache.spark.sql.internal.SQLConf; +import org.apache.spark.sql.util.ArrowUtils; +import org.apache.spark.sql.vectorized.*; +import org.apache.spark.sql.types.*; +import org.apache.spark.unsafe.Platform; +import org.apache.spark.unsafe.types.UTF8String; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * A column backed by an in memory JVM array. This stores the NULLs as a byte + * per value and a java array for the values. + */ +public final class ArrowWritableColumnVector extends WritableColumnVector { Review comment: So basically you want to always use `WritableColumnVector` to simplify the code, and under the hood, the implementation can be either arrow or Spark on/off heap vectors, right? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
