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The following commit(s) were added to refs/heads/main by this push:
new bb318a51a feat: [iceberg] delete rows support using selection vectors
(#2346)
bb318a51a is described below
commit bb318a51ad355bdb13ae42336f100ff6c95b0cdb
Author: Parth Chandra <par...@apache.org>
AuthorDate: Tue Sep 9 12:08:30 2025 -0700
feat: [iceberg] delete rows support using selection vectors (#2346)
---
.../apache/comet/vector/CometSelectionVector.java | 279 +++++++++++++++++++++
.../org/apache/comet/vector/HasRowIdMapping.java | 39 ---
.../scala/org/apache/comet/vector/NativeUtil.scala | 55 ++++
dev/diffs/iceberg/1.8.1.diff | 133 ++++++----
native/core/src/execution/operators/scan.rs | 176 +++++++++++--
native/core/src/jvm_bridge/batch_iterator.rs | 16 ++
.../java/org/apache/comet/CometBatchIterator.java | 46 ++++
7 files changed, 625 insertions(+), 119 deletions(-)
diff --git
a/common/src/main/java/org/apache/comet/vector/CometSelectionVector.java
b/common/src/main/java/org/apache/comet/vector/CometSelectionVector.java
new file mode 100644
index 000000000..3c353976d
--- /dev/null
+++ b/common/src/main/java/org/apache/comet/vector/CometSelectionVector.java
@@ -0,0 +1,279 @@
+/*
+ * 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.comet.vector;
+
+import org.apache.arrow.memory.BufferAllocator;
+import org.apache.arrow.vector.IntVector;
+import org.apache.arrow.vector.dictionary.DictionaryProvider;
+import org.apache.spark.sql.vectorized.ColumnVector;
+import org.apache.spark.sql.vectorized.ColumnarArray;
+import org.apache.spark.sql.vectorized.ColumnarMap;
+import org.apache.spark.unsafe.types.UTF8String;
+
+/**
+ * A zero-copy selection vector that extends CometVector. This implementation
stores the original
+ * data vector and selection indices as separate CometVectors, providing zero
copy access to the the
+ * underlying data.
+ *
+ * <p>If the original vector has values [v0, v1, v2, v3, v4, v5, v6, v7] and
the selection indices
+ * are [0, 1, 3, 4, 5, 7], then this selection vector will logically represent
[v0, v1, v3, v4, v5,
+ * v7] without actually copying the data.
+ *
+ * <p>Most of the implementations of CometVector methods are implemented for
completeness. We don't
+ * use this class except to transfer the original data and the selection
indices to the native code.
+ */
+public class CometSelectionVector extends CometVector {
+ /** The original vector containing all values */
+ private final CometVector values;
+
+ /**
+ * The valid indices in the values vector. This array is converted into an
Arrow vector so we can
+ * transfer the data to native in one JNI call. This is used to represent
the rowid mapping used
+ * by Iceberg
+ */
+ private final int[] selectionIndices;
+
+ /**
+ * The indices vector containing selection indices. This is currently
allocated by the JVM side
+ * unlike the values vector which is allocated on the native side
+ */
+ private final CometVector indices;
+
+ /**
+ * Number of selected elements. The indices array may have a length greater
than this but only
+ * numValues elements in the array are valid
+ */
+ private final int numValues;
+
+ /**
+ * Creates a new selection vector from the given vector and indices.
+ *
+ * @param values The original vector to select from
+ * @param indices The indices to select from the original vector
+ * @param numValues The number of valid values in the indices array
+ * @throws IllegalArgumentException if any index is out of bounds
+ */
+ public CometSelectionVector(CometVector values, int[] indices, int
numValues) {
+ // Use the values vector's datatype, useDecimal128, and dictionary provider
+ super(values.dataType(), values.useDecimal128);
+
+ this.values = values;
+ this.selectionIndices = indices;
+ this.numValues = numValues;
+
+ // Validate indices
+ int originalLength = values.numValues();
+ for (int idx : indices) {
+ if (idx < 0 || idx >= originalLength) {
+ throw new IllegalArgumentException(
+ String.format(
+ "Index %d is out of bounds for vector of length %d", idx,
originalLength));
+ }
+ }
+
+ // Create indices vector
+ BufferAllocator allocator = values.getValueVector().getAllocator();
+ IntVector indicesVector = new IntVector("selection_indices", allocator);
+ indicesVector.allocateNew(numValues);
+ for (int i = 0; i < numValues; i++) {
+ indicesVector.set(i, indices[i]);
+ }
+ indicesVector.setValueCount(numValues);
+
+ this.indices =
+ CometVector.getVector(indicesVector, values.useDecimal128,
values.getDictionaryProvider());
+ }
+
+ /**
+ * Returns the index in the values vector for the given selection vector
index.
+ *
+ * @param selectionIndex Index in the selection vector
+ * @return The corresponding index in the original vector
+ * @throws IndexOutOfBoundsException if selectionIndex is out of bounds
+ */
+ private int getValuesIndex(int selectionIndex) {
+ if (selectionIndex < 0 || selectionIndex >= numValues) {
+ throw new IndexOutOfBoundsException(
+ String.format(
+ "Selection index %d is out of bounds for selection vector of
length %d",
+ selectionIndex, numValues));
+ }
+ return indices.getInt(selectionIndex);
+ }
+
+ /**
+ * Returns a reference to the values vector.
+ *
+ * @return The CometVector containing the values
+ */
+ public CometVector getValues() {
+ return values;
+ }
+
+ /**
+ * Returns the indices vector.
+ *
+ * @return The CometVector containing the indices
+ */
+ public CometVector getIndices() {
+ return indices;
+ }
+
+ /**
+ * Returns the selected indices.
+ *
+ * @return Array of selected indices
+ */
+ private int[] getSelectedIndices() {
+ return selectionIndices;
+ }
+
+ @Override
+ public int numValues() {
+ return numValues;
+ }
+
+ @Override
+ public void setNumValues(int numValues) {
+ // For selection vectors, we don't allow changing the number of values
+ // as it would break the mapping between selection indices and values
+ throw new UnsupportedOperationException("CometSelectionVector doesn't
support setNumValues");
+ }
+
+ @Override
+ public void setNumNulls(int numNulls) {
+ // For selection vectors, null count should be delegated to the underlying
values vector
+ // The selection doesn't change the null semantics
+ values.setNumNulls(numNulls);
+ }
+
+ @Override
+ public boolean hasNull() {
+ return values.hasNull();
+ }
+
+ @Override
+ public int numNulls() {
+ return values.numNulls();
+ }
+
+ // ColumnVector method implementations - delegate to original vector with
index mapping
+ @Override
+ public boolean isNullAt(int rowId) {
+ return values.isNullAt(getValuesIndex(rowId));
+ }
+
+ @Override
+ public boolean getBoolean(int rowId) {
+ return values.getBoolean(getValuesIndex(rowId));
+ }
+
+ @Override
+ public byte getByte(int rowId) {
+ return values.getByte(getValuesIndex(rowId));
+ }
+
+ @Override
+ public short getShort(int rowId) {
+ return values.getShort(getValuesIndex(rowId));
+ }
+
+ @Override
+ public int getInt(int rowId) {
+ return values.getInt(getValuesIndex(rowId));
+ }
+
+ @Override
+ public long getLong(int rowId) {
+ return values.getLong(getValuesIndex(rowId));
+ }
+
+ @Override
+ public long getLongDecimal(int rowId) {
+ return values.getLongDecimal(getValuesIndex(rowId));
+ }
+
+ @Override
+ public float getFloat(int rowId) {
+ return values.getFloat(getValuesIndex(rowId));
+ }
+
+ @Override
+ public double getDouble(int rowId) {
+ return values.getDouble(getValuesIndex(rowId));
+ }
+
+ @Override
+ public UTF8String getUTF8String(int rowId) {
+ return values.getUTF8String(getValuesIndex(rowId));
+ }
+
+ @Override
+ public byte[] getBinary(int rowId) {
+ return values.getBinary(getValuesIndex(rowId));
+ }
+
+ @Override
+ public ColumnarArray getArray(int rowId) {
+ return values.getArray(getValuesIndex(rowId));
+ }
+
+ @Override
+ public ColumnarMap getMap(int rowId) {
+ return values.getMap(getValuesIndex(rowId));
+ }
+
+ @Override
+ public ColumnVector getChild(int ordinal) {
+ // Return the child from the original vector
+ return values.getChild(ordinal);
+ }
+
+ @Override
+ public DictionaryProvider getDictionaryProvider() {
+ return values.getDictionaryProvider();
+ }
+
+ @Override
+ public CometVector slice(int offset, int length) {
+ if (offset < 0 || length < 0 || offset + length > numValues) {
+ throw new IllegalArgumentException("Invalid slice parameters");
+ }
+ // Get the current indices and slice them
+ int[] currentIndices = getSelectedIndices();
+ int[] slicedIndices = new int[length];
+ // This is not a very efficient version of slicing, but that is
+ // not important because we are not likely to use it.
+ System.arraycopy(currentIndices, offset, slicedIndices, 0, length);
+ return new CometSelectionVector(values, slicedIndices, length);
+ }
+
+ @Override
+ public org.apache.arrow.vector.ValueVector getValueVector() {
+ return values.getValueVector();
+ }
+
+ @Override
+ public void close() {
+ // Close both the values and indices vectors
+ values.close();
+ indices.close();
+ }
+}
diff --git a/common/src/main/java/org/apache/comet/vector/HasRowIdMapping.java
b/common/src/main/java/org/apache/comet/vector/HasRowIdMapping.java
deleted file mode 100644
index 8794902b4..000000000
--- a/common/src/main/java/org/apache/comet/vector/HasRowIdMapping.java
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * 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.comet.vector;
-
-/**
- * An interface could be implemented by vectors that have row id mapping.
- *
- * <p>For example, Iceberg's DeleteFile has a row id mapping to map row id to
position. This
- * interface is used to set and get the row id mapping. The row id mapping is
an array of integers,
- * where the index is the row id and the value is the position. Here is an
example:
- * [0,1,2,3,4,5,6,7] -- Original status of the row id mapping array Position
delete 2, 6
- * [0,1,3,4,5,7,-,-] -- After applying position deletes [Set Num records to 6]
- */
-public interface HasRowIdMapping {
- default void setRowIdMapping(int[] rowIdMapping) {
- throw new UnsupportedOperationException("setRowIdMapping is not
supported");
- }
-
- default int[] getRowIdMapping() {
- throw new UnsupportedOperationException("getRowIdMapping is not
supported");
- }
-}
diff --git a/common/src/main/scala/org/apache/comet/vector/NativeUtil.scala
b/common/src/main/scala/org/apache/comet/vector/NativeUtil.scala
index fba4e29e5..d5d6ded55 100644
--- a/common/src/main/scala/org/apache/comet/vector/NativeUtil.scala
+++ b/common/src/main/scala/org/apache/comet/vector/NativeUtil.scala
@@ -96,6 +96,30 @@ class NativeUtil {
(0 until batch.numCols()).foreach { index =>
batch.column(index) match {
+ case selectionVector: CometSelectionVector =>
+ // For CometSelectionVector, export only the values vector
+ val valuesVector = selectionVector.getValues
+ val valueVector = valuesVector.getValueVector
+
+ // Use the selection vector's logical row count
+ numRows += selectionVector.numValues()
+
+ val provider = if (valueVector.getField.getDictionary != null) {
+ valuesVector.getDictionaryProvider
+ } else {
+ null
+ }
+
+ // The array and schema structures are allocated by native side.
+ // Don't need to deallocate them here.
+ val arrowSchema = ArrowSchema.wrap(schemaAddrs(index))
+ val arrowArray = ArrowArray.wrap(arrayAddrs(index))
+ Data.exportVector(
+ allocator,
+ getFieldVector(valueVector, "export"),
+ provider,
+ arrowArray,
+ arrowSchema)
case a: CometVector =>
val valueVector = a.getValueVector
@@ -133,9 +157,40 @@ class NativeUtil {
// the Arrow arrays. For example, Iceberg column reader will skip deleted
rows internally in
// its `CometVector` implementation. The `ColumnarBatch` returned by the
reader will report
// logical number of rows which is less than actual number of rows due to
row deletion.
+ // Similarly, CometSelectionVector represents a different number of
logical rows than the
+ // underlying vector.
numRows.headOption.getOrElse(batch.numRows())
}
+ /**
+ * Exports a single CometVector to native side.
+ *
+ * @param vector
+ * The CometVector to export
+ * @param arrayAddr
+ * The address of the ArrowArray structure
+ * @param schemaAddr
+ * The address of the ArrowSchema structure
+ */
+ def exportSingleVector(vector: CometVector, arrayAddr: Long, schemaAddr:
Long): Unit = {
+ val valueVector = vector.getValueVector
+
+ val provider = if (valueVector.getField.getDictionary != null) {
+ vector.getDictionaryProvider
+ } else {
+ null
+ }
+
+ val arrowSchema = ArrowSchema.wrap(schemaAddr)
+ val arrowArray = ArrowArray.wrap(arrayAddr)
+ Data.exportVector(
+ allocator,
+ getFieldVector(valueVector, "export"),
+ provider,
+ arrowArray,
+ arrowSchema)
+ }
+
/**
* Gets the next batch from native execution.
*
diff --git a/dev/diffs/iceberg/1.8.1.diff b/dev/diffs/iceberg/1.8.1.diff
index 2f80453de..675208f5f 100644
--- a/dev/diffs/iceberg/1.8.1.diff
+++ b/dev/diffs/iceberg/1.8.1.diff
@@ -1,5 +1,5 @@
diff --git a/build.gradle b/build.gradle
-index 7327b38..7967109 100644
+index 7327b38905d..7967109f039 100644
--- a/build.gradle
+++ b/build.gradle
@@ -780,6 +780,13 @@ project(':iceberg-parquet') {
@@ -17,7 +17,7 @@ index 7327b38..7967109 100644
exclude group: 'org.apache.avro', module: 'avro'
// already shaded by Parquet
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
-index 04ffa8f..cc0099c 100644
+index 04ffa8f4edc..cc0099ccc93 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -34,6 +34,7 @@ azuresdk-bom = "1.2.31"
@@ -39,7 +39,7 @@ index 04ffa8f..cc0099c 100644
tez010 = "0.10.4"
diff --git
a/parquet/src/main/java/org/apache/iceberg/parquet/CometTypeUtils.java
b/parquet/src/main/java/org/apache/iceberg/parquet/CometTypeUtils.java
new file mode 100644
-index 0000000..ddf6c7d
+index 00000000000..ddf6c7de5ae
--- /dev/null
+++ b/parquet/src/main/java/org/apache/iceberg/parquet/CometTypeUtils.java
@@ -0,0 +1,255 @@
@@ -300,7 +300,7 @@ index 0000000..ddf6c7d
+}
diff --git
a/parquet/src/main/java/org/apache/iceberg/parquet/CometVectorizedParquetReader.java
b/parquet/src/main/java/org/apache/iceberg/parquet/CometVectorizedParquetReader.java
new file mode 100644
-index 0000000..88b195b
+index 00000000000..88b195b76a2
--- /dev/null
+++
b/parquet/src/main/java/org/apache/iceberg/parquet/CometVectorizedParquetReader.java
@@ -0,0 +1,255 @@
@@ -560,7 +560,7 @@ index 0000000..88b195b
+ }
+}
diff --git a/parquet/src/main/java/org/apache/iceberg/parquet/Parquet.java
b/parquet/src/main/java/org/apache/iceberg/parquet/Parquet.java
-index 2c37a52..3442cfc 100644
+index 2c37a52449e..3442cfc4375 100644
--- a/parquet/src/main/java/org/apache/iceberg/parquet/Parquet.java
+++ b/parquet/src/main/java/org/apache/iceberg/parquet/Parquet.java
@@ -1075,6 +1075,7 @@ public class Parquet {
@@ -639,7 +639,7 @@ index 2c37a52..3442cfc 100644
return new org.apache.iceberg.parquet.ParquetReader<>(
file, schema, options, readerFunc, mapping, filter,
reuseContainers, caseSensitive);
diff --git a/parquet/src/main/java/org/apache/iceberg/parquet/ReadConf.java
b/parquet/src/main/java/org/apache/iceberg/parquet/ReadConf.java
-index 1fb2372..142e5fb 100644
+index 1fb2372ba56..142e5fbadf1 100644
--- a/parquet/src/main/java/org/apache/iceberg/parquet/ReadConf.java
+++ b/parquet/src/main/java/org/apache/iceberg/parquet/ReadConf.java
@@ -157,6 +157,14 @@ class ReadConf<T> {
@@ -658,7 +658,7 @@ index 1fb2372..142e5fb 100644
return model;
}
diff --git a/spark/v3.5/build.gradle b/spark/v3.5/build.gradle
-index e2d2c7a..f64232d 100644
+index e2d2c7a7ac0..f64232dc57f 100644
--- a/spark/v3.5/build.gradle
+++ b/spark/v3.5/build.gradle
@@ -75,7 +75,7 @@
project(":iceberg-spark:iceberg-spark-${sparkMajorVersion}_${scalaVersion}") {
@@ -699,7 +699,7 @@ index e2d2c7a..f64232d 100644
relocate 'io.airlift', 'org.apache.iceberg.shaded.io.airlift'
relocate 'org.apache.hc.client5',
'org.apache.iceberg.shaded.org.apache.hc.client5'
diff --git
a/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/ExtensionsTestBase.java
b/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/ExtensionsTestBase.java
-index 578845e..0118b30 100644
+index 578845e3da2..0118b30683d 100644
---
a/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/ExtensionsTestBase.java
+++
b/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/ExtensionsTestBase.java
@@ -57,6 +57,16 @@ public abstract class ExtensionsTestBase extends
CatalogTestBase {
@@ -720,7 +720,7 @@ index 578845e..0118b30 100644
.getOrCreate();
diff --git
a/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/TestCallStatementParser.java
b/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/TestCallStatementParser.java
-index ade19de..150a2cd 100644
+index ade19de36fe..150a2cddbc8 100644
---
a/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/TestCallStatementParser.java
+++
b/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/TestCallStatementParser.java
@@ -56,6 +56,16 @@ public class TestCallStatementParser {
@@ -741,7 +741,7 @@ index ade19de..150a2cd 100644
TestCallStatementParser.parser = spark.sessionState().sqlParser();
}
diff --git
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/action/DeleteOrphanFilesBenchmark.java
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/action/DeleteOrphanFilesBenchmark.java
-index 64edb10..5bb449f 100644
+index 64edb1002e9..5bb449f1ac7 100644
---
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/action/DeleteOrphanFilesBenchmark.java
+++
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/action/DeleteOrphanFilesBenchmark.java
@@ -179,6 +179,16 @@ public class DeleteOrphanFilesBenchmark {
@@ -762,7 +762,7 @@ index 64edb10..5bb449f 100644
spark = builder.getOrCreate();
}
diff --git
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/action/IcebergSortCompactionBenchmark.java
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/action/IcebergSortCompactionBenchmark.java
-index a5d0456..4af408f 100644
+index a5d0456b0b2..4af408f4861 100644
---
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/action/IcebergSortCompactionBenchmark.java
+++
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/action/IcebergSortCompactionBenchmark.java
@@ -392,6 +392,16 @@ public class IcebergSortCompactionBenchmark {
@@ -783,7 +783,7 @@ index a5d0456..4af408f 100644
spark = builder.getOrCreate();
Configuration sparkHadoopConf = spark.sessionState().newHadoopConf();
diff --git
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/DVReaderBenchmark.java
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/DVReaderBenchmark.java
-index c6794e4..f735919 100644
+index c6794e43c63..f7359197407 100644
---
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/DVReaderBenchmark.java
+++
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/DVReaderBenchmark.java
@@ -239,6 +239,16 @@ public class DVReaderBenchmark {
@@ -804,7 +804,7 @@ index c6794e4..f735919 100644
.getOrCreate();
}
diff --git
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/DVWriterBenchmark.java
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/DVWriterBenchmark.java
-index ac74fb5..e011b8b 100644
+index ac74fb5a109..e011b8b2510 100644
---
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/DVWriterBenchmark.java
+++
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/DVWriterBenchmark.java
@@ -223,6 +223,16 @@ public class DVWriterBenchmark {
@@ -825,7 +825,7 @@ index ac74fb5..e011b8b 100644
.getOrCreate();
}
diff --git
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/IcebergSourceBenchmark.java
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/IcebergSourceBenchmark.java
-index 68c537e..f66be2f 100644
+index 68c537e34a4..f66be2f3896 100644
---
a/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/IcebergSourceBenchmark.java
+++
b/spark/v3.5/spark/src/jmh/java/org/apache/iceberg/spark/source/IcebergSourceBenchmark.java
@@ -94,7 +94,19 @@ public abstract class IcebergSourceBenchmark {
@@ -850,7 +850,7 @@ index 68c537e..f66be2f 100644
builder
.config("parquet.dictionary.page.size", "1")
diff --git
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometColumnReader.java
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometColumnReader.java
-index 4794863..8bb508f 100644
+index 4794863ab1b..8bb508f19f8 100644
---
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometColumnReader.java
+++
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometColumnReader.java
@@ -20,21 +20,25 @@ package org.apache.iceberg.spark.data.vectorized;
@@ -953,20 +953,24 @@ index 4794863..8bb508f 100644
@Override
diff --git
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometColumnarBatchReader.java
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometColumnarBatchReader.java
-index 1440e5d..fc6b283 100644
+index 1440e5d1d3f..85cca62e90f 100644
---
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometColumnarBatchReader.java
+++
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometColumnarBatchReader.java
-@@ -23,7 +23,8 @@ import java.io.UncheckedIOException;
+@@ -22,8 +22,12 @@ import java.io.IOException;
+ import java.io.UncheckedIOException;
import java.util.List;
import java.util.Map;
++import org.apache.comet.CometRuntimeException;
import org.apache.comet.parquet.AbstractColumnReader;
-import org.apache.comet.parquet.BatchReader;
+import org.apache.comet.parquet.IcebergCometBatchReader;
+import org.apache.comet.parquet.RowGroupReader;
++import org.apache.comet.vector.CometSelectionVector;
++import org.apache.comet.vector.CometVector;
import org.apache.iceberg.Schema;
import org.apache.iceberg.data.DeleteFilter;
import org.apache.iceberg.parquet.VectorizedReader;
-@@ -55,7 +56,7 @@ class CometColumnarBatchReader implements
VectorizedReader<ColumnarBatch> {
+@@ -55,7 +59,7 @@ class CometColumnarBatchReader implements
VectorizedReader<ColumnarBatch> {
// calling BatchReader.nextBatch, the isDeleted value is not yet available,
so
// DeleteColumnReader.readBatch must be called explicitly later, after the
isDeleted value is
// available.
@@ -975,7 +979,7 @@ index 1440e5d..fc6b283 100644
private DeleteFilter<InternalRow> deletes = null;
private long rowStartPosInBatch = 0;
-@@ -65,9 +66,7 @@ class CometColumnarBatchReader implements
VectorizedReader<ColumnarBatch> {
+@@ -65,9 +69,7 @@ class CometColumnarBatchReader implements
VectorizedReader<ColumnarBatch> {
this.hasIsDeletedColumn =
readers.stream().anyMatch(reader -> reader instanceof
CometDeleteColumnReader);
@@ -986,7 +990,7 @@ index 1440e5d..fc6b283 100644
}
@Override
-@@ -85,19 +84,22 @@ class CometColumnarBatchReader implements
VectorizedReader<ColumnarBatch> {
+@@ -85,19 +87,22 @@ class CometColumnarBatchReader implements
VectorizedReader<ColumnarBatch> {
&& !(readers[i] instanceof CometPositionColumnReader)
&& !(readers[i] instanceof CometDeleteColumnReader)) {
readers[i].reset();
@@ -1012,8 +1016,29 @@ index 1440e5d..fc6b283 100644
.getRowIndexOffset()
.orElseThrow(
() ->
+@@ -154,9 +159,17 @@ class CometColumnarBatchReader implements
VectorizedReader<ColumnarBatch> {
+ Pair<int[], Integer> pair = buildRowIdMapping(vectors);
+ if (pair != null) {
+ int[] rowIdMapping = pair.first();
+- numLiveRows = pair.second();
+- for (int i = 0; i < vectors.length; i++) {
+- vectors[i] = new ColumnVectorWithFilter(vectors[i], rowIdMapping);
++ if (pair.second() != null) {
++ numLiveRows = pair.second();
++ for (int i = 0; i < vectors.length; i++) {
++ if (vectors[i] instanceof CometVector) {
++ vectors[i] =
++ new CometSelectionVector((CometVector) vectors[i],
rowIdMapping, numLiveRows);
++ } else {
++ throw new CometRuntimeException(
++ "Unsupported column vector type: " +
vectors[i].getClass());
++ }
++ }
+ }
+ }
+ }
diff --git
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometConstantColumnReader.java
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometConstantColumnReader.java
-index 047c963..88d691a 100644
+index 047c96314b1..88d691a607a 100644
---
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometConstantColumnReader.java
+++
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometConstantColumnReader.java
@@ -21,6 +21,7 @@ package org.apache.iceberg.spark.data.vectorized;
@@ -1038,7 +1063,7 @@ index 047c963..88d691a 100644
@Override
diff --git
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometDeleteColumnReader.java
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometDeleteColumnReader.java
-index 6235bfe..cba108e 100644
+index 6235bfe4865..cba108e4326 100644
---
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometDeleteColumnReader.java
+++
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometDeleteColumnReader.java
@@ -51,10 +51,10 @@ class CometDeleteColumnReader<T> extends CometColumnReader
{
@@ -1055,7 +1080,7 @@ index 6235bfe..cba108e 100644
}
diff --git
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometPositionColumnReader.java
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometPositionColumnReader.java
-index bcc0e51..98e8006 100644
+index bcc0e514c28..98e80068c51 100644
---
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometPositionColumnReader.java
+++
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometPositionColumnReader.java
@@ -20,6 +20,7 @@ package org.apache.iceberg.spark.data.vectorized;
@@ -1076,7 +1101,7 @@ index bcc0e51..98e8006 100644
false /* isConstant = false */);
}
diff --git
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometVectorizedReaderBuilder.java
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometVectorizedReaderBuilder.java
-index d36f1a7..56f8c9b 100644
+index d36f1a72747..56f8c9bff93 100644
---
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometVectorizedReaderBuilder.java
+++
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/CometVectorizedReaderBuilder.java
@@ -142,6 +142,7 @@ class CometVectorizedReaderBuilder extends
TypeWithSchemaVisitor<VectorizedReade
@@ -1089,7 +1114,7 @@ index d36f1a7..56f8c9b 100644
}
}
diff --git
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/BaseBatchReader.java
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/BaseBatchReader.java
-index 780e175..57892ac 100644
+index 780e1750a52..57892ac4c59 100644
---
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/BaseBatchReader.java
+++
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/BaseBatchReader.java
@@ -109,6 +109,7 @@ abstract class BaseBatchReader<T extends ScanTask> extends
BaseReader<ColumnarBa
@@ -1101,7 +1126,7 @@ index 780e175..57892ac 100644
}
diff --git
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkBatch.java
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkBatch.java
-index 11f054b..b37dd33 100644
+index 11f054b1171..f443042ba48 100644
---
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkBatch.java
+++
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkBatch.java
@@ -172,17 +172,32 @@ class SparkBatch implements Batch {
@@ -1129,7 +1154,7 @@ index 11f054b..b37dd33 100644
+ } else if (task.isFileScanTask() && !task.isDataTask()) {
+ FileScanTask fileScanTask = task.asFileScanTask();
+ // Comet can't handle delete files for now
-+ return fileScanTask.file().format() == FileFormat.PARQUET &&
fileScanTask.deletes().isEmpty();
++ return fileScanTask.file().format() == FileFormat.PARQUET;
+
+ } else {
+ return false;
@@ -1140,7 +1165,7 @@ index 11f054b..b37dd33 100644
// - ORC vectorization is enabled
// - all tasks are of type FileScanTask and read only ORC files with no
delete files
diff --git
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkScan.java
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkScan.java
-index 019f391..656e060 100644
+index 019f3919dc5..656e0600ac0 100644
---
a/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkScan.java
+++
b/spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/SparkScan.java
@@ -23,6 +23,7 @@ import java.util.List;
@@ -1172,7 +1197,7 @@ index 019f391..656e060 100644
+ }
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/SparkDistributedDataScanTestBase.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/SparkDistributedDataScanTestBase.java
-index 404ba72..19d0cd5 100644
+index 404ba728460..19d0cd5c827 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/SparkDistributedDataScanTestBase.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/SparkDistributedDataScanTestBase.java
@@ -90,6 +90,16 @@ public abstract class SparkDistributedDataScanTestBase
@@ -1193,7 +1218,7 @@ index 404ba72..19d0cd5 100644
}
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanDeletes.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanDeletes.java
-index 659507e..eb9cedc 100644
+index 659507e4c5e..eb9cedc34c5 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanDeletes.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanDeletes.java
@@ -73,6 +73,16 @@ public class TestSparkDistributedDataScanDeletes
@@ -1214,7 +1239,7 @@ index 659507e..eb9cedc 100644
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanFilterFiles.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanFilterFiles.java
-index a218f96..395c024 100644
+index a218f965ea6..395c02441e7 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanFilterFiles.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanFilterFiles.java
@@ -62,6 +62,16 @@ public class TestSparkDistributedDataScanFilterFiles
@@ -1235,7 +1260,7 @@ index a218f96..395c024 100644
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanReporting.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanReporting.java
-index 2665d7b..306e859 100644
+index 2665d7ba8d3..306e859ce1a 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanReporting.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/TestSparkDistributedDataScanReporting.java
@@ -63,6 +63,16 @@ public class TestSparkDistributedDataScanReporting
@@ -1256,7 +1281,7 @@ index 2665d7b..306e859 100644
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/TestBase.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/TestBase.java
-index de68351..3ab0d3d 100644
+index de68351f6e3..3ab0d3db477 100644
--- a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/TestBase.java
+++ b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/TestBase.java
@@ -77,6 +77,17 @@ public abstract class TestBase extends SparkTestHelperBase {
@@ -1278,7 +1303,7 @@ index de68351..3ab0d3d 100644
.getOrCreate();
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/data/parquet/vectorized/TestParquetDictionaryEncodedVectorizedReads.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/data/parquet/vectorized/TestParquetDictionaryEncodedVectorizedReads.java
-index bc4e722..1a40d8e 100644
+index bc4e722bc86..1a40d8edcb3 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/data/parquet/vectorized/TestParquetDictionaryEncodedVectorizedReads.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/data/parquet/vectorized/TestParquetDictionaryEncodedVectorizedReads.java
@@ -59,7 +59,20 @@ public class TestParquetDictionaryEncodedVectorizedReads
extends TestParquetVect
@@ -1304,7 +1329,7 @@ index bc4e722..1a40d8e 100644
@AfterAll
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/ScanTestBase.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/ScanTestBase.java
-index 3a26974..59592eb 100644
+index 3a269740b70..59592eb2ad7 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/ScanTestBase.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/ScanTestBase.java
@@ -54,7 +54,20 @@ public abstract class ScanTestBase extends AvroDataTest {
@@ -1330,7 +1355,7 @@ index 3a26974..59592eb 100644
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestCompressionSettings.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestCompressionSettings.java
-index f411920..367c2e2 100644
+index f411920a5dc..367c2e2cb45 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestCompressionSettings.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestCompressionSettings.java
@@ -144,7 +144,20 @@ public class TestCompressionSettings extends
CatalogTestBase {
@@ -1356,7 +1381,7 @@ index f411920..367c2e2 100644
@BeforeEach
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestDataSourceOptions.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestDataSourceOptions.java
-index c4ba96e..a0e77db 100644
+index c4ba96e6340..a0e77db99b9 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestDataSourceOptions.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestDataSourceOptions.java
@@ -75,7 +75,20 @@ public class TestDataSourceOptions extends
TestBaseWithCatalog {
@@ -1382,7 +1407,7 @@ index c4ba96e..a0e77db 100644
@AfterAll
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestFilteredScan.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestFilteredScan.java
-index 3481735..bdd3152 100644
+index 348173596e4..bdd31528d3f 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestFilteredScan.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestFilteredScan.java
@@ -110,7 +110,20 @@ public class TestFilteredScan {
@@ -1408,7 +1433,7 @@ index 3481735..bdd3152 100644
@AfterAll
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestForwardCompatibility.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestForwardCompatibility.java
-index 84c99a5..6f4b2af 100644
+index 84c99a575c8..6f4b2af003b 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestForwardCompatibility.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestForwardCompatibility.java
@@ -93,7 +93,20 @@ public class TestForwardCompatibility {
@@ -1434,7 +1459,7 @@ index 84c99a5..6f4b2af 100644
@AfterAll
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestIcebergSpark.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestIcebergSpark.java
-index 7eff93d..1774acd 100644
+index 7eff93d204e..1774acd056b 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestIcebergSpark.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestIcebergSpark.java
@@ -46,7 +46,20 @@ public class TestIcebergSpark {
@@ -1460,7 +1485,7 @@ index 7eff93d..1774acd 100644
@AfterAll
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestPartitionPruning.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestPartitionPruning.java
-index 9464f68..b5dbb88 100644
+index 9464f687b0e..b5dbb88dd5a 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestPartitionPruning.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestPartitionPruning.java
@@ -112,7 +112,20 @@ public class TestPartitionPruning {
@@ -1486,7 +1511,7 @@ index 9464f68..b5dbb88 100644
String optionKey = String.format("fs.%s.impl",
CountOpenLocalFileSystem.scheme);
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestPartitionValues.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestPartitionValues.java
-index 5c218f2..e48e6d1 100644
+index 5c218f21c47..e48e6d121f0 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestPartitionValues.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestPartitionValues.java
@@ -107,7 +107,20 @@ public class TestPartitionValues {
@@ -1512,7 +1537,7 @@ index 5c218f2..e48e6d1 100644
@AfterAll
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSnapshotSelection.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSnapshotSelection.java
-index a7334a5..dca7fdd 100644
+index a7334a580ca..dca7fdd9c69 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSnapshotSelection.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSnapshotSelection.java
@@ -87,7 +87,20 @@ public class TestSnapshotSelection {
@@ -1538,7 +1563,7 @@ index a7334a5..dca7fdd 100644
@AfterAll
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkDataFile.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkDataFile.java
-index 182b1ef..5da4a3c 100644
+index 182b1ef8f5a..5da4a3c90aa 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkDataFile.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkDataFile.java
@@ -120,7 +120,20 @@ public class TestSparkDataFile {
@@ -1564,7 +1589,7 @@ index 182b1ef..5da4a3c 100644
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkDataWrite.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkDataWrite.java
-index fb2b312..5927a40 100644
+index fb2b312bed9..5927a408c6b 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkDataWrite.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkDataWrite.java
@@ -96,7 +96,20 @@ public class TestSparkDataWrite {
@@ -1671,7 +1696,7 @@ index fb2b312..5927a40 100644
assertThat(actual)
.describedAs("Result rows should match")
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReadProjection.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReadProjection.java
-index becf6a0..beb7c80 100644
+index becf6a064dc..beb7c801b05 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReadProjection.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReadProjection.java
@@ -83,7 +83,20 @@ public class TestSparkReadProjection extends
TestReadProjection {
@@ -1697,7 +1722,7 @@ index becf6a0..beb7c80 100644
ImmutableMap.of(
"type", "hive",
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReaderDeletes.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReaderDeletes.java
-index 4f1cef5..0e34e08 100644
+index 4f1cef5d373..0e34e08db4a 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReaderDeletes.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReaderDeletes.java
@@ -136,6 +136,16 @@ public class TestSparkReaderDeletes extends
DeleteReadTests {
@@ -1718,7 +1743,7 @@ index 4f1cef5..0e34e08 100644
.getOrCreate();
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReaderWithBloomFilter.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReaderWithBloomFilter.java
-index baf7fa8..509c5de 100644
+index baf7fa8f88a..509c5deba51 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReaderWithBloomFilter.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReaderWithBloomFilter.java
@@ -182,6 +182,16 @@ public class TestSparkReaderWithBloomFilter {
@@ -1739,7 +1764,7 @@ index baf7fa8..509c5de 100644
.getOrCreate();
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestStructuredStreaming.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestStructuredStreaming.java
-index 17db46b..d68b638 100644
+index 17db46b85c3..d68b638ce09 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestStructuredStreaming.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestStructuredStreaming.java
@@ -65,6 +65,16 @@ public class TestStructuredStreaming {
@@ -1760,7 +1785,7 @@ index 17db46b..d68b638 100644
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestTimestampWithoutZone.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestTimestampWithoutZone.java
-index 306444b..0ed52fd 100644
+index 306444b9f29..0ed52fd6cfb 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestTimestampWithoutZone.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestTimestampWithoutZone.java
@@ -75,7 +75,20 @@ public class TestTimestampWithoutZone extends TestBase {
@@ -1786,7 +1811,7 @@ index 306444b..0ed52fd 100644
@AfterAll
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestWriteMetricsConfig.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestWriteMetricsConfig.java
-index 841268a..e290c24 100644
+index 841268a6be0..e290c246f7b 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestWriteMetricsConfig.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestWriteMetricsConfig.java
@@ -80,7 +80,20 @@ public class TestWriteMetricsConfig {
@@ -1812,7 +1837,7 @@ index 841268a..e290c24 100644
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestAggregatePushDown.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestAggregatePushDown.java
-index 6e09252..438bc4d 100644
+index 6e09252704a..438bc4da575 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestAggregatePushDown.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestAggregatePushDown.java
@@ -60,6 +60,16 @@ public class TestAggregatePushDown extends CatalogTestBase {
@@ -1833,7 +1858,7 @@ index 6e09252..438bc4d 100644
.getOrCreate();
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestFilterPushDown.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestFilterPushDown.java
-index 9d2ce2b..5e23368 100644
+index 9d2ce2b388a..5e233688488 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestFilterPushDown.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestFilterPushDown.java
@@ -598,9 +598,7 @@ public class TestFilterPushDown extends
TestBaseWithCatalog {
@@ -1848,7 +1873,7 @@ index 9d2ce2b..5e23368 100644
assertThat(planAsString).as("Should be no post scan
filter").doesNotContain("Filter (");
}
diff --git
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestStoragePartitionedJoins.java
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestStoragePartitionedJoins.java
-index 6719c45..2515454 100644
+index 6719c45ca96..2515454401a 100644
---
a/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestStoragePartitionedJoins.java
+++
b/spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/sql/TestStoragePartitionedJoins.java
@@ -616,7 +616,7 @@ public class TestStoragePartitionedJoins extends
TestBaseWithCatalog {
diff --git a/native/core/src/execution/operators/scan.rs
b/native/core/src/execution/operators/scan.rs
index fd3fb63b5..502fa0bd1 100644
--- a/native/core/src/execution/operators/scan.rs
+++ b/native/core/src/execution/operators/scan.rs
@@ -24,7 +24,7 @@ use crate::{
jvm_bridge::{jni_call, JVMClasses},
};
use arrow::array::{make_array, ArrayData, ArrayRef, RecordBatch,
RecordBatchOptions};
-use arrow::compute::{cast_with_options, CastOptions};
+use arrow::compute::{cast_with_options, take, CastOptions};
use arrow::datatypes::{DataType, Field, Schema, SchemaRef};
use arrow::ffi::FFI_ArrowArray;
use arrow::ffi::FFI_ArrowSchema;
@@ -237,8 +237,89 @@ impl ScanExec {
return Ok(InputBatch::EOF);
}
+ // Check for selection vectors and get selection indices if needed from
+ // JVM via FFI
+ // Selection vectors can be provided by, for instance, Iceberg to
+ // remove rows that have been deleted.
+ let selection_indices_arrays =
+ Self::get_selection_indices(&mut env, iter, num_cols,
jvm_fetch_time, arrow_ffi_time)?;
+
+ // fetch batch data from JVM via FFI
let mut timer = arrow_ffi_time.timer();
+ let (num_rows, array_addrs, schema_addrs) =
+ Self::allocate_and_fetch_batch(&mut env, iter, num_cols)?;
+
+ let mut inputs: Vec<ArrayRef> = Vec::with_capacity(num_cols);
+
+ // Process each column
+ for i in 0..num_cols {
+ let array_ptr = array_addrs[i];
+ let schema_ptr = schema_addrs[i];
+ let array_data = ArrayData::from_spark((array_ptr, schema_ptr))?;
+
+ // TODO: validate array input data
+ // array_data.validate_full()?;
+
+ let array = make_array(array_data);
+
+ // Apply selection if selection vectors exist (applies to all
columns)
+ let array = if let Some(ref selection_arrays) =
selection_indices_arrays {
+ let indices = &selection_arrays[i];
+ // Apply the selection using Arrow's take kernel
+ match take(&*array, &**indices, None) {
+ Ok(selected_array) => selected_array,
+ Err(e) => {
+ return
Err(CometError::from(ExecutionError::ArrowError(format!(
+ "Failed to apply selection for column {i}: {e}",
+ ))));
+ }
+ }
+ } else {
+ array
+ };
+
+ let array = if arrow_ffi_safe {
+ // ownership of this array has been transferred to native
+ array
+ } else {
+ // it is necessary to copy the array because the contents may
be
+ // overwritten on the JVM side in the future
+ copy_array(&array)
+ };
+
+ inputs.push(array);
+
+ // Drop the Arcs to avoid memory leak
+ unsafe {
+ Rc::from_raw(array_ptr as *const FFI_ArrowArray);
+ Rc::from_raw(schema_ptr as *const FFI_ArrowSchema);
+ }
+ }
+
+ timer.stop();
+
+ // If selection was applied, determine the actual row count from the
selected arrays
+ let actual_num_rows = if let Some(ref selection_arrays) =
selection_indices_arrays {
+ if !selection_arrays.is_empty() {
+ // Use the length of the first selection array as the actual
row count
+ selection_arrays[0].len()
+ } else {
+ num_rows as usize
+ }
+ } else {
+ num_rows as usize
+ };
+
+ Ok(InputBatch::new(inputs, Some(actual_num_rows)))
+ }
+ /// Allocates Arrow FFI structures and calls JNI to get the next batch
data.
+ /// Returns the number of rows and the allocated array/schema addresses.
+ fn allocate_and_fetch_batch(
+ env: &mut jni::JNIEnv,
+ iter: &JObject,
+ num_cols: usize,
+ ) -> Result<(i32, Vec<i64>, Vec<i64>), CometError> {
let mut array_addrs = Vec::with_capacity(num_cols);
let mut schema_addrs = Vec::with_capacity(num_cols);
@@ -268,7 +349,7 @@ impl ScanExec {
let schema_obj = JValueGen::Object(schema_obj.as_ref());
let num_rows: i32 = unsafe {
- jni_call!(&mut env,
+ jni_call!(env,
comet_batch_iterator(iter).next(array_obj, schema_obj) -> i32)?
};
@@ -276,39 +357,82 @@ impl ScanExec {
// have a valid row count when calling next()
assert!(num_rows != -1);
- let mut inputs: Vec<ArrayRef> = Vec::with_capacity(num_cols);
+ Ok((num_rows, array_addrs, schema_addrs))
+ }
- for i in 0..num_cols {
- let array_ptr = array_addrs[i];
- let schema_ptr = schema_addrs[i];
- let array_data = ArrayData::from_spark((array_ptr, schema_ptr))?;
+ /// Checks for selection vectors and exports selection indices if needed.
+ /// Returns selection arrays if they exist (applies to all columns).
+ fn get_selection_indices(
+ env: &mut jni::JNIEnv,
+ iter: &JObject,
+ num_cols: usize,
+ jvm_fetch_time: &Time,
+ arrow_ffi_time: &Time,
+ ) -> Result<Option<Vec<ArrayRef>>, CometError> {
+ // Check if all columns have selection vectors
+ let mut timer = jvm_fetch_time.timer();
+ let has_selection_vectors_result: jni::sys::jboolean = unsafe {
+ jni_call!(env,
+ comet_batch_iterator(iter).has_selection_vectors() ->
jni::sys::jboolean)?
+ };
+ timer.stop();
+ let has_selection_vectors = has_selection_vectors_result != 0;
- // TODO: validate array input data
- // array_data.validate_full()?;
+ let selection_indices_arrays = if has_selection_vectors {
+ let mut timer = arrow_ffi_time.timer();
- let array = make_array(array_data);
+ // Allocate arrays for selection indices export (one per column)
+ let mut indices_array_addrs = Vec::with_capacity(num_cols);
+ let mut indices_schema_addrs = Vec::with_capacity(num_cols);
- let array = if arrow_ffi_safe {
- // ownership of this array has been transferred to native
- array
- } else {
- // it is necessary to copy the array because the contents may
be
- // overwritten on the JVM side in the future
- copy_array(&array)
- };
+ for _ in 0..num_cols {
+ let arrow_array = Rc::new(FFI_ArrowArray::empty());
+ let arrow_schema = Rc::new(FFI_ArrowSchema::empty());
+ indices_array_addrs.push(Rc::into_raw(arrow_array) as i64);
+ indices_schema_addrs.push(Rc::into_raw(arrow_schema) as i64);
+ }
- inputs.push(array);
+ // Prepare JNI arrays for the export call
+ let indices_array_obj = env.new_long_array(num_cols as jsize)?;
+ let indices_schema_obj = env.new_long_array(num_cols as jsize)?;
+ env.set_long_array_region(&indices_array_obj, 0,
&indices_array_addrs)?;
+ env.set_long_array_region(&indices_schema_obj, 0,
&indices_schema_addrs)?;
- // Drop the Arcs to avoid memory leak
- unsafe {
- Rc::from_raw(array_ptr as *const FFI_ArrowArray);
- Rc::from_raw(schema_ptr as *const FFI_ArrowSchema);
+ timer.stop();
+
+ // Export selection indices from JVM
+ let mut timer = jvm_fetch_time.timer();
+ let _exported_count: i32 = unsafe {
+ jni_call!(env,
+ comet_batch_iterator(iter).export_selection_indices(
+
JValueGen::Object(JObject::from(indices_array_obj).as_ref()),
+
JValueGen::Object(JObject::from(indices_schema_obj).as_ref())
+ ) -> i32)?
+ };
+ timer.stop();
+
+ // Convert to ArrayRef for easier handling
+ let mut timer = arrow_ffi_time.timer();
+ let mut selection_arrays = Vec::with_capacity(num_cols);
+ for i in 0..num_cols {
+ let array_data =
+ ArrayData::from_spark((indices_array_addrs[i],
indices_schema_addrs[i]))?;
+ selection_arrays.push(make_array(array_data));
+
+ // Drop the references to the FFI arrays
+ unsafe {
+ Rc::from_raw(indices_array_addrs[i] as *const
FFI_ArrowArray);
+ Rc::from_raw(indices_schema_addrs[i] as *const
FFI_ArrowSchema);
+ }
}
- }
+ timer.stop();
- timer.stop();
+ Some(selection_arrays)
+ } else {
+ None
+ };
- Ok(InputBatch::new(inputs, Some(num_rows as usize)))
+ Ok(selection_indices_arrays)
}
}
diff --git a/native/core/src/jvm_bridge/batch_iterator.rs
b/native/core/src/jvm_bridge/batch_iterator.rs
index 998e540c7..2824bdbfc 100644
--- a/native/core/src/jvm_bridge/batch_iterator.rs
+++ b/native/core/src/jvm_bridge/batch_iterator.rs
@@ -31,6 +31,10 @@ pub struct CometBatchIterator<'a> {
pub method_has_next_ret: ReturnType,
pub method_next: JMethodID,
pub method_next_ret: ReturnType,
+ pub method_has_selection_vectors: JMethodID,
+ pub method_has_selection_vectors_ret: ReturnType,
+ pub method_export_selection_indices: JMethodID,
+ pub method_export_selection_indices_ret: ReturnType,
}
impl<'a> CometBatchIterator<'a> {
@@ -45,6 +49,18 @@ impl<'a> CometBatchIterator<'a> {
method_has_next_ret: ReturnType::Primitive(Primitive::Int),
method_next: env.get_method_id(Self::JVM_CLASS, "next",
"([J[J)I")?,
method_next_ret: ReturnType::Primitive(Primitive::Int),
+ method_has_selection_vectors: env.get_method_id(
+ Self::JVM_CLASS,
+ "hasSelectionVectors",
+ "()Z",
+ )?,
+ method_has_selection_vectors_ret:
ReturnType::Primitive(Primitive::Boolean),
+ method_export_selection_indices: env.get_method_id(
+ Self::JVM_CLASS,
+ "exportSelectionIndices",
+ "([J[J)I",
+ )?,
+ method_export_selection_indices_ret:
ReturnType::Primitive(Primitive::Int),
})
}
}
diff --git a/spark/src/main/java/org/apache/comet/CometBatchIterator.java
b/spark/src/main/java/org/apache/comet/CometBatchIterator.java
index 9b48a47c5..4f45f98a6 100644
--- a/spark/src/main/java/org/apache/comet/CometBatchIterator.java
+++ b/spark/src/main/java/org/apache/comet/CometBatchIterator.java
@@ -23,6 +23,7 @@ import scala.collection.Iterator;
import org.apache.spark.sql.vectorized.ColumnarBatch;
+import org.apache.comet.vector.CometSelectionVector;
import org.apache.comet.vector.NativeUtil;
/**
@@ -90,4 +91,49 @@ public class CometBatchIterator {
return numRows;
}
+
+ /**
+ * Check if the current batch has selection vectors for all columns.
+ *
+ * @return true if all columns are CometSelectionVector instances, false
otherwise
+ */
+ public boolean hasSelectionVectors() {
+ if (currentBatch == null) {
+ return false;
+ }
+
+ // Check if all columns are CometSelectionVector instances
+ for (int i = 0; i < currentBatch.numCols(); i++) {
+ if (!(currentBatch.column(i) instanceof CometSelectionVector)) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ /**
+ * Export selection indices for all columns when they are selection vectors.
+ *
+ * @param arrayAddrs The addresses of the ArrowArray structures for indices
+ * @param schemaAddrs The addresses of the ArrowSchema structures for indices
+ * @return Number of selection indices arrays exported
+ */
+ public int exportSelectionIndices(long[] arrayAddrs, long[] schemaAddrs) {
+ if (currentBatch == null) {
+ return 0;
+ }
+
+ int exportCount = 0;
+ for (int i = 0; i < currentBatch.numCols(); i++) {
+ if (currentBatch.column(i) instanceof CometSelectionVector) {
+ CometSelectionVector selectionVector = (CometSelectionVector)
currentBatch.column(i);
+
+ // Export the indices vector
+ nativeUtil.exportSingleVector(
+ selectionVector.getIndices(), arrayAddrs[exportCount],
schemaAddrs[exportCount]);
+ exportCount++;
+ }
+ }
+ return exportCount;
+ }
}
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