http://git-wip-us.apache.org/repos/asf/hive/blob/2726f302/ql/src/java/org/apache/hadoop/hive/ql/io/arrow/Serializer.java ---------------------------------------------------------------------- diff --git a/ql/src/java/org/apache/hadoop/hive/ql/io/arrow/Serializer.java b/ql/src/java/org/apache/hadoop/hive/ql/io/arrow/Serializer.java new file mode 100644 index 0000000..bd23011 --- /dev/null +++ b/ql/src/java/org/apache/hadoop/hive/ql/io/arrow/Serializer.java @@ -0,0 +1,537 @@ +/* + * 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.hadoop.hive.ql.io.arrow; + +import io.netty.buffer.ArrowBuf; +import org.apache.arrow.vector.BigIntVector; +import org.apache.arrow.vector.BitVector; +import org.apache.arrow.vector.BitVectorHelper; +import org.apache.arrow.vector.DateDayVector; +import org.apache.arrow.vector.DecimalVector; +import org.apache.arrow.vector.FieldVector; +import org.apache.arrow.vector.Float4Vector; +import org.apache.arrow.vector.Float8Vector; +import org.apache.arrow.vector.IntVector; +import org.apache.arrow.vector.IntervalDayVector; +import org.apache.arrow.vector.IntervalYearVector; +import org.apache.arrow.vector.SmallIntVector; +import org.apache.arrow.vector.TimeStampNanoVector; +import org.apache.arrow.vector.TinyIntVector; +import org.apache.arrow.vector.VarBinaryVector; +import org.apache.arrow.vector.VarCharVector; +import org.apache.arrow.vector.VectorSchemaRoot; +import org.apache.arrow.vector.complex.ListVector; +import org.apache.arrow.vector.complex.MapVector; +import org.apache.arrow.vector.complex.NullableMapVector; +import org.apache.arrow.vector.types.Types; +import org.apache.arrow.vector.types.pojo.ArrowType; +import org.apache.arrow.vector.types.pojo.FieldType; +import org.apache.hadoop.hive.conf.HiveConf; +import org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.ColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.DecimalColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.DoubleColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.IntervalDayTimeColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.ListColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.LongColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.MapColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.StructColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.TimestampColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.UnionColumnVector; +import org.apache.hadoop.hive.ql.exec.vector.VectorAssignRow; +import org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch; +import org.apache.hadoop.hive.ql.metadata.HiveException; +import org.apache.hadoop.hive.serde2.SerDeException; +import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector; +import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils; +import org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector; +import org.apache.hadoop.hive.serde2.objectinspector.StructObjectInspector; +import org.apache.hadoop.hive.serde2.typeinfo.DecimalTypeInfo; +import org.apache.hadoop.hive.serde2.typeinfo.ListTypeInfo; +import org.apache.hadoop.hive.serde2.typeinfo.MapTypeInfo; +import org.apache.hadoop.hive.serde2.typeinfo.PrimitiveTypeInfo; +import org.apache.hadoop.hive.serde2.typeinfo.StructTypeInfo; +import org.apache.hadoop.hive.serde2.typeinfo.TypeInfo; +import org.apache.hadoop.hive.serde2.typeinfo.UnionTypeInfo; + +import java.util.ArrayList; +import java.util.List; + +import static org.apache.hadoop.hive.conf.HiveConf.ConfVars.HIVE_ARROW_BATCH_SIZE; +import static org.apache.hadoop.hive.ql.exec.vector.VectorizedBatchUtil.createColumnVector; +import static org.apache.hadoop.hive.ql.io.arrow.ArrowColumnarBatchSerDe.MS_PER_SECOND; +import static org.apache.hadoop.hive.ql.io.arrow.ArrowColumnarBatchSerDe.NS_PER_MS; +import static org.apache.hadoop.hive.ql.io.arrow.ArrowColumnarBatchSerDe.SECOND_PER_DAY; +import static org.apache.hadoop.hive.ql.io.arrow.ArrowColumnarBatchSerDe.toStructListTypeInfo; +import static org.apache.hadoop.hive.ql.io.arrow.ArrowColumnarBatchSerDe.toStructListVector; +import static org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.ObjectInspectorCopyOption.WRITABLE; +import static org.apache.hadoop.hive.serde2.typeinfo.TypeInfoUtils.getTypeInfoFromObjectInspector; + +class Serializer { + private final int MAX_BUFFERED_ROWS; + + // Schema + private final StructTypeInfo structTypeInfo; + private final int fieldSize; + + // Hive columns + private final VectorizedRowBatch vectorizedRowBatch; + private final VectorAssignRow vectorAssignRow; + private int batchSize; + + private final NullableMapVector rootVector; + + Serializer(ArrowColumnarBatchSerDe serDe) throws SerDeException { + MAX_BUFFERED_ROWS = HiveConf.getIntVar(serDe.conf, HIVE_ARROW_BATCH_SIZE); + ArrowColumnarBatchSerDe.LOG.info("ArrowColumnarBatchSerDe max number of buffered columns: " + MAX_BUFFERED_ROWS); + + // Schema + structTypeInfo = (StructTypeInfo) getTypeInfoFromObjectInspector(serDe.rowObjectInspector); + List<TypeInfo> fieldTypeInfos = structTypeInfo.getAllStructFieldTypeInfos(); + fieldSize = fieldTypeInfos.size(); + + // Init Arrow stuffs + rootVector = NullableMapVector.empty(null, serDe.rootAllocator); + + // Init Hive stuffs + vectorizedRowBatch = new VectorizedRowBatch(fieldSize); + for (int fieldIndex = 0; fieldIndex < fieldSize; fieldIndex++) { + final ColumnVector columnVector = createColumnVector(fieldTypeInfos.get(fieldIndex)); + vectorizedRowBatch.cols[fieldIndex] = columnVector; + columnVector.init(); + } + vectorizedRowBatch.ensureSize(MAX_BUFFERED_ROWS); + vectorAssignRow = new VectorAssignRow(); + try { + vectorAssignRow.init(serDe.rowObjectInspector); + } catch (HiveException e) { + throw new SerDeException(e); + } + } + + private ArrowWrapperWritable serializeBatch() { + rootVector.setValueCount(0); + + for (int fieldIndex = 0; fieldIndex < vectorizedRowBatch.projectionSize; fieldIndex++) { + final int projectedColumn = vectorizedRowBatch.projectedColumns[fieldIndex]; + final ColumnVector hiveVector = vectorizedRowBatch.cols[projectedColumn]; + final TypeInfo fieldTypeInfo = structTypeInfo.getAllStructFieldTypeInfos().get(fieldIndex); + final String fieldName = structTypeInfo.getAllStructFieldNames().get(fieldIndex); + final FieldType fieldType = toFieldType(fieldTypeInfo); + final FieldVector arrowVector = rootVector.addOrGet(fieldName, fieldType, FieldVector.class); + arrowVector.setInitialCapacity(batchSize); + arrowVector.allocateNew(); + write(arrowVector, hiveVector, fieldTypeInfo, batchSize); + } + vectorizedRowBatch.reset(); + rootVector.setValueCount(batchSize); + + batchSize = 0; + VectorSchemaRoot vectorSchemaRoot = new VectorSchemaRoot(rootVector); + return new ArrowWrapperWritable(vectorSchemaRoot); + } + + private FieldType toFieldType(TypeInfo typeInfo) { + return new FieldType(true, toArrowType(typeInfo), null); + } + + private ArrowType toArrowType(TypeInfo typeInfo) { + switch (typeInfo.getCategory()) { + case PRIMITIVE: + switch (((PrimitiveTypeInfo) typeInfo).getPrimitiveCategory()) { + case BOOLEAN: + return Types.MinorType.BIT.getType(); + case BYTE: + return Types.MinorType.TINYINT.getType(); + case SHORT: + return Types.MinorType.SMALLINT.getType(); + case INT: + return Types.MinorType.INT.getType(); + case LONG: + return Types.MinorType.BIGINT.getType(); + case FLOAT: + return Types.MinorType.FLOAT4.getType(); + case DOUBLE: + return Types.MinorType.FLOAT8.getType(); + case STRING: + case VARCHAR: + case CHAR: + return Types.MinorType.VARCHAR.getType(); + case DATE: + return Types.MinorType.DATEDAY.getType(); + case TIMESTAMP: + return Types.MinorType.TIMESTAMPNANO.getType(); + case BINARY: + return Types.MinorType.VARBINARY.getType(); + case DECIMAL: + final DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) typeInfo; + return new ArrowType.Decimal(decimalTypeInfo.precision(), decimalTypeInfo.scale()); + case INTERVAL_YEAR_MONTH: + return Types.MinorType.INTERVALYEAR.getType(); + case INTERVAL_DAY_TIME: + return Types.MinorType.INTERVALDAY.getType(); + case VOID: + case TIMESTAMPLOCALTZ: + case UNKNOWN: + default: + throw new IllegalArgumentException(); + } + case LIST: + return ArrowType.List.INSTANCE; + case STRUCT: + return ArrowType.Struct.INSTANCE; + case MAP: + return ArrowType.List.INSTANCE; + case UNION: + default: + throw new IllegalArgumentException(); + } + } + + private void write(FieldVector arrowVector, ColumnVector hiveVector, TypeInfo typeInfo, int size) { + switch (typeInfo.getCategory()) { + case PRIMITIVE: + writePrimitive(arrowVector, hiveVector, typeInfo, size); + break; + case LIST: + writeList((ListVector) arrowVector, (ListColumnVector) hiveVector, (ListTypeInfo) typeInfo, size); + break; + case STRUCT: + writeStruct((MapVector) arrowVector, (StructColumnVector) hiveVector, (StructTypeInfo) typeInfo, size); + break; + case UNION: + writeUnion(arrowVector, hiveVector, typeInfo, size); + break; + case MAP: + writeMap((ListVector) arrowVector, (MapColumnVector) hiveVector, (MapTypeInfo) typeInfo, size); + break; + default: + throw new IllegalArgumentException(); + } + } + + private void writeMap(ListVector arrowVector, MapColumnVector hiveVector, MapTypeInfo typeInfo, + int size) { + final ListTypeInfo structListTypeInfo = toStructListTypeInfo(typeInfo); + final ListColumnVector structListVector = toStructListVector(hiveVector); + + write(arrowVector, structListVector, structListTypeInfo, size); + + final ArrowBuf validityBuffer = arrowVector.getValidityBuffer(); + for (int rowIndex = 0; rowIndex < size; rowIndex++) { + if (hiveVector.isNull[rowIndex]) { + BitVectorHelper.setValidityBit(validityBuffer, rowIndex, 0); + } else { + BitVectorHelper.setValidityBitToOne(validityBuffer, rowIndex); + } + } + } + + private void writeUnion(FieldVector arrowVector, ColumnVector hiveVector, TypeInfo typeInfo, + int size) { + final UnionTypeInfo unionTypeInfo = (UnionTypeInfo) typeInfo; + final List<TypeInfo> objectTypeInfos = unionTypeInfo.getAllUnionObjectTypeInfos(); + final UnionColumnVector hiveUnionVector = (UnionColumnVector) hiveVector; + final ColumnVector[] hiveObjectVectors = hiveUnionVector.fields; + + final int tag = hiveUnionVector.tags[0]; + final ColumnVector hiveObjectVector = hiveObjectVectors[tag]; + final TypeInfo objectTypeInfo = objectTypeInfos.get(tag); + + write(arrowVector, hiveObjectVector, objectTypeInfo, size); + } + + private void writeStruct(MapVector arrowVector, StructColumnVector hiveVector, + StructTypeInfo typeInfo, int size) { + final List<String> fieldNames = typeInfo.getAllStructFieldNames(); + final List<TypeInfo> fieldTypeInfos = typeInfo.getAllStructFieldTypeInfos(); + final ColumnVector[] hiveFieldVectors = hiveVector.fields; + final int fieldSize = fieldTypeInfos.size(); + + for (int fieldIndex = 0; fieldIndex < fieldSize; fieldIndex++) { + final TypeInfo fieldTypeInfo = fieldTypeInfos.get(fieldIndex); + final ColumnVector hiveFieldVector = hiveFieldVectors[fieldIndex]; + final String fieldName = fieldNames.get(fieldIndex); + final FieldVector arrowFieldVector = + arrowVector.addOrGet(fieldName, + toFieldType(fieldTypeInfos.get(fieldIndex)), FieldVector.class); + arrowFieldVector.setInitialCapacity(size); + arrowFieldVector.allocateNew(); + write(arrowFieldVector, hiveFieldVector, fieldTypeInfo, size); + } + + final ArrowBuf validityBuffer = arrowVector.getValidityBuffer(); + for (int rowIndex = 0; rowIndex < size; rowIndex++) { + if (hiveVector.isNull[rowIndex]) { + BitVectorHelper.setValidityBit(validityBuffer, rowIndex, 0); + } else { + BitVectorHelper.setValidityBitToOne(validityBuffer, rowIndex); + } + } + } + + private void writeList(ListVector arrowVector, ListColumnVector hiveVector, ListTypeInfo typeInfo, + int size) { + final int OFFSET_WIDTH = 4; + final TypeInfo elementTypeInfo = typeInfo.getListElementTypeInfo(); + final ColumnVector hiveElementVector = hiveVector.child; + final FieldVector arrowElementVector = + (FieldVector) arrowVector.addOrGetVector(toFieldType(elementTypeInfo)).getVector(); + arrowElementVector.setInitialCapacity(hiveVector.childCount); + arrowElementVector.allocateNew(); + + write(arrowElementVector, hiveElementVector, elementTypeInfo, hiveVector.childCount); + + final ArrowBuf offsetBuffer = arrowVector.getOffsetBuffer(); + int nextOffset = 0; + + for (int rowIndex = 0; rowIndex < size; rowIndex++) { + if (hiveVector.isNull[rowIndex]) { + offsetBuffer.setInt(rowIndex * OFFSET_WIDTH, nextOffset); + } else { + offsetBuffer.setInt(rowIndex * OFFSET_WIDTH, nextOffset); + nextOffset += (int) hiveVector.lengths[rowIndex]; + arrowVector.setNotNull(rowIndex); + } + } + offsetBuffer.setInt(size * OFFSET_WIDTH, nextOffset); + } + + private void writePrimitive(FieldVector arrowVector, ColumnVector hiveVector, TypeInfo typeInfo, + int size) { + final PrimitiveObjectInspector.PrimitiveCategory primitiveCategory = + ((PrimitiveTypeInfo) typeInfo).getPrimitiveCategory(); + switch (primitiveCategory) { + case BOOLEAN: + { + final BitVector bitVector = (BitVector) arrowVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + bitVector.setNull(i); + } else { + bitVector.set(i, (int) ((LongColumnVector) hiveVector).vector[i]); + } + } + } + break; + case BYTE: + { + final TinyIntVector tinyIntVector = (TinyIntVector) arrowVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + tinyIntVector.setNull(i); + } else { + tinyIntVector.set(i, (byte) ((LongColumnVector) hiveVector).vector[i]); + } + } + } + break; + case SHORT: + { + final SmallIntVector smallIntVector = (SmallIntVector) arrowVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + smallIntVector.setNull(i); + } else { + smallIntVector.set(i, (short) ((LongColumnVector) hiveVector).vector[i]); + } + } + } + break; + case INT: + { + final IntVector intVector = (IntVector) arrowVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + intVector.setNull(i); + } else { + intVector.set(i, (int) ((LongColumnVector) hiveVector).vector[i]); + } + } + } + break; + case LONG: + { + final BigIntVector bigIntVector = (BigIntVector) arrowVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + bigIntVector.setNull(i); + } else { + bigIntVector.set(i, ((LongColumnVector) hiveVector).vector[i]); + } + } + } + break; + case FLOAT: + { + final Float4Vector float4Vector = (Float4Vector) arrowVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + float4Vector.setNull(i); + } else { + float4Vector.set(i, (float) ((DoubleColumnVector) hiveVector).vector[i]); + } + } + } + break; + case DOUBLE: + { + final Float8Vector float8Vector = (Float8Vector) arrowVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + float8Vector.setNull(i); + } else { + float8Vector.set(i, ((DoubleColumnVector) hiveVector).vector[i]); + } + } + } + break; + case STRING: + case VARCHAR: + case CHAR: + { + final VarCharVector varCharVector = (VarCharVector) arrowVector; + final BytesColumnVector bytesVector = (BytesColumnVector) hiveVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + varCharVector.setNull(i); + } else { + varCharVector.setSafe(i, bytesVector.vector[i], bytesVector.start[i], bytesVector.length[i]); + } + } + } + break; + case DATE: + { + final DateDayVector dateDayVector = (DateDayVector) arrowVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + dateDayVector.setNull(i); + } else { + dateDayVector.set(i, (int) ((LongColumnVector) hiveVector).vector[i]); + } + } + } + break; + case TIMESTAMP: + { + final TimeStampNanoVector timeStampNanoVector = (TimeStampNanoVector) arrowVector; + final TimestampColumnVector timestampColumnVector = (TimestampColumnVector) hiveVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + timeStampNanoVector.setNull(i); + } else { + // Time = second + sub-second + final long secondInMillis = timestampColumnVector.getTime(i); + final long secondInNanos = (secondInMillis - secondInMillis % 1000) * NS_PER_MS; // second + final long subSecondInNanos = timestampColumnVector.getNanos(i); // sub-second + + if ((secondInMillis > 0 && secondInNanos < 0) || (secondInMillis < 0 && secondInNanos > 0)) { + // If the timestamp cannot be represented in long nanosecond, set it as a null value + timeStampNanoVector.setNull(i); + } else { + timeStampNanoVector.set(i, secondInNanos + subSecondInNanos); + } + } + } + } + break; + case BINARY: + { + final VarBinaryVector varBinaryVector = (VarBinaryVector) arrowVector; + final BytesColumnVector bytesVector = (BytesColumnVector) hiveVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + varBinaryVector.setNull(i); + } else { + varBinaryVector.setSafe(i, bytesVector.vector[i], bytesVector.start[i], bytesVector.length[i]); + } + } + } + break; + case DECIMAL: + { + final DecimalVector decimalVector = (DecimalVector) arrowVector; + final int scale = decimalVector.getScale(); + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + decimalVector.setNull(i); + } else { + decimalVector.set(i, + ((DecimalColumnVector) hiveVector).vector[i].getHiveDecimal().bigDecimalValue().setScale(scale)); + } + } + } + break; + case INTERVAL_YEAR_MONTH: + { + final IntervalYearVector intervalYearVector = (IntervalYearVector) arrowVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + intervalYearVector.setNull(i); + } else { + intervalYearVector.set(i, (int) ((LongColumnVector) hiveVector).vector[i]); + } + } + } + break; + case INTERVAL_DAY_TIME: + { + final IntervalDayVector intervalDayVector = (IntervalDayVector) arrowVector; + final IntervalDayTimeColumnVector intervalDayTimeColumnVector = + (IntervalDayTimeColumnVector) hiveVector; + for (int i = 0; i < size; i++) { + if (hiveVector.isNull[i]) { + intervalDayVector.setNull(i); + } else { + final long totalSeconds = intervalDayTimeColumnVector.getTotalSeconds(i); + final long days = totalSeconds / SECOND_PER_DAY; + final long millis = + (totalSeconds - days * SECOND_PER_DAY) * MS_PER_SECOND + + intervalDayTimeColumnVector.getNanos(i) / NS_PER_MS; + intervalDayVector.set(i, (int) days, (int) millis); + } + } + } + break; + case VOID: + case UNKNOWN: + case TIMESTAMPLOCALTZ: + default: + throw new IllegalArgumentException(); + } + } + + ArrowWrapperWritable serialize(Object obj, ObjectInspector objInspector) { + // if row is null, it means there are no more rows (closeOp()). + // another case can be that the buffer is full. + if (obj == null) { + return serializeBatch(); + } + List<Object> standardObjects = new ArrayList<Object>(); + ObjectInspectorUtils.copyToStandardObject(standardObjects, obj, + ((StructObjectInspector) objInspector), WRITABLE); + + vectorAssignRow.assignRow(vectorizedRowBatch, batchSize, standardObjects, fieldSize); + batchSize++; + if (batchSize == MAX_BUFFERED_ROWS) { + return serializeBatch(); + } + return null; + } +}
http://git-wip-us.apache.org/repos/asf/hive/blob/2726f302/ql/src/test/org/apache/hadoop/hive/ql/io/arrow/TestArrowColumnarBatchSerDe.java ---------------------------------------------------------------------- diff --git a/ql/src/test/org/apache/hadoop/hive/ql/io/arrow/TestArrowColumnarBatchSerDe.java b/ql/src/test/org/apache/hadoop/hive/ql/io/arrow/TestArrowColumnarBatchSerDe.java index bcb7a88..74f6624 100644 --- a/ql/src/test/org/apache/hadoop/hive/ql/io/arrow/TestArrowColumnarBatchSerDe.java +++ b/ql/src/test/org/apache/hadoop/hive/ql/io/arrow/TestArrowColumnarBatchSerDe.java @@ -42,7 +42,6 @@ import org.apache.hadoop.hive.serde2.io.ShortWritable; import org.apache.hadoop.hive.serde2.io.TimestampWritable; import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector; import org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector; -import org.apache.hadoop.hive.serde2.objectinspector.StandardUnionObjectInspector; import org.apache.hadoop.hive.serde2.objectinspector.StructField; import org.apache.hadoop.hive.serde2.objectinspector.StructObjectInspector; import org.apache.hadoop.hive.serde2.typeinfo.TypeInfo; @@ -54,7 +53,6 @@ import org.apache.hadoop.io.FloatWritable; import org.apache.hadoop.io.IntWritable; import org.apache.hadoop.io.LongWritable; import org.apache.hadoop.io.Text; -import org.apache.hadoop.io.Writable; import org.junit.Before; import org.junit.Test; @@ -66,10 +64,11 @@ import java.util.Objects; import java.util.Properties; import java.util.Random; import java.util.Set; +import java.util.concurrent.TimeUnit; import static org.junit.Assert.assertArrayEquals; import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertTrue; +import static org.junit.Assert.assertNull; public class TestArrowColumnarBatchSerDe { private Configuration conf; @@ -105,14 +104,39 @@ public class TestArrowColumnarBatchSerDe { {null, null, null}, }; - private final static long NOW = System.currentTimeMillis(); + private final static long TIME_IN_MS = TimeUnit.DAYS.toMillis(365 + 31 + 3); + private final static long NEGATIVE_TIME_IN_MS = TimeUnit.DAYS.toMillis(-9 * 365 + 31 + 3); + private final static Timestamp TIMESTAMP; + private final static Timestamp NEGATIVE_TIMESTAMP_WITHOUT_NANOS; + private final static Timestamp NEGATIVE_TIMESTAMP_WITH_NANOS; + + static { + TIMESTAMP = new Timestamp(TIME_IN_MS); + TIMESTAMP.setNanos(123456789); + NEGATIVE_TIMESTAMP_WITHOUT_NANOS = new Timestamp(NEGATIVE_TIME_IN_MS); + NEGATIVE_TIMESTAMP_WITH_NANOS = new Timestamp(NEGATIVE_TIME_IN_MS); + NEGATIVE_TIMESTAMP_WITH_NANOS.setNanos(123456789); + } + private final static Object[][] DTI_ROWS = { { - new DateWritable(DateWritable.millisToDays(NOW)), - new TimestampWritable(new Timestamp(NOW)), + new DateWritable(DateWritable.millisToDays(TIME_IN_MS)), + new TimestampWritable(TIMESTAMP), new HiveIntervalYearMonthWritable(new HiveIntervalYearMonth(1, 2)), new HiveIntervalDayTimeWritable(new HiveIntervalDayTime(1, 2, 3, 4, 5_000_000)) }, + { + new DateWritable(DateWritable.millisToDays(NEGATIVE_TIME_IN_MS)), + new TimestampWritable(NEGATIVE_TIMESTAMP_WITHOUT_NANOS), + null, + null + }, + { + null, + new TimestampWritable(NEGATIVE_TIMESTAMP_WITH_NANOS), + null, + null + }, {null, null, null, null}, }; @@ -184,7 +208,7 @@ public class TestArrowColumnarBatchSerDe { } private void initAndSerializeAndDeserialize(String[][] schema, Object[][] rows) throws SerDeException { - AbstractSerDe serDe = new ArrowColumnarBatchSerDe(); + ArrowColumnarBatchSerDe serDe = new ArrowColumnarBatchSerDe(); StructObjectInspector rowOI = initSerDe(serDe, schema); serializeAndDeserialize(serDe, rows, rowOI); } @@ -214,9 +238,9 @@ public class TestArrowColumnarBatchSerDe { TypeInfoFactory.getStructTypeInfo(fieldNameList, typeInfoList)); } - private void serializeAndDeserialize(AbstractSerDe serDe, Object[][] rows, - StructObjectInspector rowOI) throws SerDeException { - Writable serialized = null; + private void serializeAndDeserialize(ArrowColumnarBatchSerDe serDe, Object[][] rows, + StructObjectInspector rowOI) { + ArrowWrapperWritable serialized = null; for (Object[] row : rows) { serialized = serDe.serialize(row, rowOI); } @@ -224,6 +248,7 @@ public class TestArrowColumnarBatchSerDe { if (serialized == null) { serialized = serDe.serialize(null, rowOI); } + String s = serialized.getVectorSchemaRoot().contentToTSVString(); final Object[][] deserializedRows = (Object[][]) serDe.deserialize(serialized); for (int rowIndex = 0; rowIndex < Math.min(deserializedRows.length, rows.length); rowIndex++) { @@ -254,21 +279,28 @@ public class TestArrowColumnarBatchSerDe { case STRUCT: final Object[] rowStruct = (Object[]) row[fieldIndex]; final List deserializedRowStruct = (List) deserializedRow[fieldIndex]; - assertArrayEquals(rowStruct, deserializedRowStruct.toArray()); + if (rowStruct == null) { + assertNull(deserializedRowStruct); + } else { + assertArrayEquals(rowStruct, deserializedRowStruct.toArray()); + } break; case LIST: case UNION: assertEquals(row[fieldIndex], deserializedRow[fieldIndex]); break; case MAP: - Map rowMap = (Map) row[fieldIndex]; - Map deserializedRowMap = (Map) deserializedRow[fieldIndex]; - Set rowMapKeySet = rowMap.keySet(); - Set deserializedRowMapKeySet = deserializedRowMap.keySet(); - assertTrue(rowMapKeySet.containsAll(deserializedRowMapKeySet)); - assertTrue(deserializedRowMapKeySet.containsAll(rowMapKeySet)); - for (Object key : rowMapKeySet) { - assertEquals(rowMap.get(key), deserializedRowMap.get(key)); + final Map rowMap = (Map) row[fieldIndex]; + final Map deserializedRowMap = (Map) deserializedRow[fieldIndex]; + if (rowMap == null) { + assertNull(deserializedRowMap); + } else { + final Set rowMapKeySet = rowMap.keySet(); + final Set deserializedRowMapKeySet = deserializedRowMap.keySet(); + assertEquals(rowMapKeySet, deserializedRowMapKeySet); + for (Object key : rowMapKeySet) { + assertEquals(rowMap.get(key), deserializedRowMap.get(key)); + } } break; } @@ -341,14 +373,18 @@ public class TestArrowColumnarBatchSerDe { newArrayList(text("hello")), input -> text(input.toString().toUpperCase())), intW(0))), // c16:array<struct<m:map<string,string>,n:int>> - new TimestampWritable(new Timestamp(NOW)), // c17:timestamp + new TimestampWritable(TIMESTAMP), // c17:timestamp decimalW(HiveDecimal.create(0, 0)), // c18:decimal(16,7) new BytesWritable("Hello".getBytes()), // c19:binary new DateWritable(123), // c20:date varcharW("x", 20), // c21:varchar(20) charW("y", 15), // c22:char(15) new BytesWritable("world!".getBytes()), // c23:binary - }, + }, { + null, null, null, null, null, null, null, null, null, null, // c1-c10 + null, null, null, null, null, null, null, null, null, null, // c11-c20 + null, null, null, // c21-c23 + } }; initAndSerializeAndDeserialize(schema, comprehensiveRows); @@ -378,7 +414,7 @@ public class TestArrowColumnarBatchSerDe { final int batchSize = 1000; final Object[][] integerRows = new Object[batchSize][]; - final AbstractSerDe serDe = new ArrowColumnarBatchSerDe(); + final ArrowColumnarBatchSerDe serDe = new ArrowColumnarBatchSerDe(); StructObjectInspector rowOI = initSerDe(serDe, schema); for (int j = 0; j < 10; j++) { @@ -397,7 +433,7 @@ public class TestArrowColumnarBatchSerDe { {"bigint1", "bigint"} }; - final AbstractSerDe serDe = new ArrowColumnarBatchSerDe(); + final ArrowColumnarBatchSerDe serDe = new ArrowColumnarBatchSerDe(); StructObjectInspector rowOI = initSerDe(serDe, schema); final Random random = new Random(); @@ -572,106 +608,6 @@ public class TestArrowColumnarBatchSerDe { initAndSerializeAndDeserialize(schema, toList(BINARY_ROWS)); } - private StandardUnionObjectInspector.StandardUnion union(int tag, Object object) { - return new StandardUnionObjectInspector.StandardUnion((byte) tag, object); - } - - public void testUnionInteger() throws SerDeException { - String[][] schema = { - {"int_union", "uniontype<tinyint,smallint,int,bigint>"}, - }; - - StandardUnionObjectInspector.StandardUnion[][] integerUnions = { - {union(0, byteW(0))}, - {union(1, shortW(1))}, - {union(2, intW(2))}, - {union(3, longW(3))}, - }; - - initAndSerializeAndDeserialize(schema, integerUnions); - } - - public void testUnionFloat() throws SerDeException { - String[][] schema = { - {"float_union", "uniontype<float,double>"}, - }; - - StandardUnionObjectInspector.StandardUnion[][] floatUnions = { - {union(0, floatW(0f))}, - {union(1, doubleW(1d))}, - }; - - initAndSerializeAndDeserialize(schema, floatUnions); - } - - public void testUnionString() throws SerDeException { - String[][] schema = { - {"string_union", "uniontype<string,int>"}, - }; - - StandardUnionObjectInspector.StandardUnion[][] stringUnions = { - {union(0, text("Hello"))}, - {union(1, intW(1))}, - }; - - initAndSerializeAndDeserialize(schema, stringUnions); - } - - public void testUnionChar() throws SerDeException { - String[][] schema = { - {"char_union", "uniontype<char(10),int>"}, - }; - - StandardUnionObjectInspector.StandardUnion[][] charUnions = { - {union(0, charW("Hello", 10))}, - {union(1, intW(1))}, - }; - - initAndSerializeAndDeserialize(schema, charUnions); - } - - public void testUnionVarchar() throws SerDeException { - String[][] schema = { - {"varchar_union", "uniontype<varchar(10),int>"}, - }; - - StandardUnionObjectInspector.StandardUnion[][] varcharUnions = { - {union(0, varcharW("Hello", 10))}, - {union(1, intW(1))}, - }; - - initAndSerializeAndDeserialize(schema, varcharUnions); - } - - public void testUnionDTI() throws SerDeException { - String[][] schema = { - {"date_union", "uniontype<date,timestamp,interval_year_month,interval_day_time>"}, - }; - long NOW = System.currentTimeMillis(); - - StandardUnionObjectInspector.StandardUnion[][] dtiUnions = { - {union(0, new DateWritable(DateWritable.millisToDays(NOW)))}, - {union(1, new TimestampWritable(new Timestamp(NOW)))}, - {union(2, new HiveIntervalYearMonthWritable(new HiveIntervalYearMonth(1, 2)))}, - {union(3, new HiveIntervalDayTimeWritable(new HiveIntervalDayTime(1, 2, 3, 4, 5_000_000)))}, - }; - - initAndSerializeAndDeserialize(schema, dtiUnions); - } - - public void testUnionBooleanBinary() throws SerDeException { - String[][] schema = { - {"boolean_union", "uniontype<boolean,binary>"}, - }; - - StandardUnionObjectInspector.StandardUnion[][] booleanBinaryUnions = { - {union(0, new BooleanWritable(true))}, - {union(1, new BytesWritable("Hello".getBytes()))}, - }; - - initAndSerializeAndDeserialize(schema, booleanBinaryUnions); - } - private Object[][][] toStruct(Object[][] rows) { Object[][][] struct = new Object[rows.length][][]; for (int rowIndex = 0; rowIndex < rows.length; rowIndex++) { @@ -719,6 +655,15 @@ public class TestArrowColumnarBatchSerDe { } @Test + public void testStructDecimal() throws SerDeException { + String[][] schema = { + {"decimal_struct", "struct<decimal1:decimal(38,10)>"}, + }; + + initAndSerializeAndDeserialize(schema, toStruct(DECIMAL_ROWS)); + } + + @Test public void testStructBoolean() throws SerDeException { String[][] schema = { {"boolean_struct", "struct<boolean1:boolean>"}, @@ -812,4 +757,21 @@ public class TestArrowColumnarBatchSerDe { initAndSerializeAndDeserialize(schema, toMap(BINARY_ROWS)); } + + public void testMapDecimal() throws SerDeException { + String[][] schema = { + {"decimal_map", "map<string,decimal(38,10)>"}, + }; + + initAndSerializeAndDeserialize(schema, toMap(DECIMAL_ROWS)); + } + + public void testListDecimal() throws SerDeException { + String[][] schema = { + {"decimal_list", "array<decimal(38,10)>"}, + }; + + initAndSerializeAndDeserialize(schema, toList(DECIMAL_ROWS)); + } + }