huaxingao commented on code in PR #11551:
URL: https://github.com/apache/iceberg/pull/11551#discussion_r1865249456
##########
spark/v3.5/spark/src/test/java/org/apache/iceberg/spark/source/TestSparkReaderDeletes.java:
##########
@@ -622,6 +623,50 @@ public void
testPosDeletesOnParquetFileWithMultipleRowGroups() throws IOExceptio
assertThat(rowSet(tblName, tbl, "*")).hasSize(193);
}
+ @TestTemplate
+ public void testEqualityDeleteWithDifferentScanAndDeleteColumns() throws
IOException {
+ assumeThat(format).isEqualTo(FileFormat.PARQUET);
+ initDateTable();
+
+ Schema deleteRowSchema = dateTable.schema().select("dt");
+ Record dataDelete = GenericRecord.create(deleteRowSchema);
+ List<Record> dataDeletes =
+ Lists.newArrayList(
+ dataDelete.copy("dt", LocalDate.parse("2021-09-01")),
+ dataDelete.copy("dt", LocalDate.parse("2021-09-02")),
+ dataDelete.copy("dt", LocalDate.parse("2021-09-03")));
+
+ DeleteFile eqDeletes =
+ FileHelpers.writeDeleteFile(
+ dateTable,
+ Files.localOutput(File.createTempFile("junit", null,
temp.toFile())),
+ TestHelpers.Row.of(0),
+ dataDeletes.subList(0, 3),
+ deleteRowSchema);
+
+ dateTable.newRowDelta().addDeletes(eqDeletes).commit();
+
+ CloseableIterable<CombinedScanTask> tasks =
+ TableScanUtil.planTasks(
+ dateTable.newScan().planFiles(),
+ TableProperties.METADATA_SPLIT_SIZE_DEFAULT,
+ TableProperties.SPLIT_LOOKBACK_DEFAULT,
+ TableProperties.SPLIT_OPEN_FILE_COST_DEFAULT);
+
+ for (CombinedScanTask task : tasks) {
+ try (BatchDataReader reader =
+ new BatchDataReader(
+ // expected column is id, while the equality filter column is dt
+ dateTable, task, dateTable.schema(),
dateTable.schema().select("id"), false, 7)) {
+ while (reader.next()) {
+ ColumnarBatch columnarBatch = reader.get();
+ int numOfCols = columnarBatch.numCols();
+ assertThat(numOfCols).as("Number of columns").isEqualTo(1);
Review Comment:
Added. Thanks!
##########
spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/ColumnarBatchReader.java:
##########
@@ -245,5 +269,20 @@ void applyEqDelete(ColumnarBatch columnarBatch) {
columnarBatch.setNumRows(currentRowId);
}
+
+ ColumnarBatch removeExtraColumns(
+ ColumnVector[] arrowColumnVectors, ColumnarBatch columnarBatch) {
+ int numOfExtraColumns = numOfExtraColumns(deletes);
+ if (numOfExtraColumns > 0) {
+ int newLength = arrowColumnVectors.length - numOfExtraColumns;
+ // In DeleteFilter.fileProjection, the columns for missingIds (the
columns required
+ // for equality delete or ROW_POSITION) are appended to the end of the
expectedSchema.
+ // Therefore, these extra columns can be removed from the end of
arrowColumnVectors.
+ ColumnVector[] newColumns = Arrays.copyOf(arrowColumnVectors,
newLength);
+ return new ColumnarBatch(newColumns, columnarBatch.numRows());
+ } else {
+ return columnarBatch;
+ }
+ }
Review Comment:
Good suggestion! Changed.
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