LuciferYang commented on code in PR #36616:
URL: https://github.com/apache/spark/pull/36616#discussion_r908047253
##########
sql/core/src/main/java/org/apache/spark/sql/execution/vectorized/ColumnVectorUtils.java:
##########
@@ -105,6 +106,61 @@ public static void populate(WritableColumnVector col,
InternalRow row, int field
}
}
+ /**
+ * Populates the value of `row[fieldIdx]` into `ConstantColumnVector`.
+ */
+ public static void populate(ConstantColumnVector col, InternalRow row, int
fieldIdx) {
+ DataType t = col.dataType();
+
+ if (row.isNullAt(fieldIdx)) {
+ col.setNull();
+ } else {
+ if (t == DataTypes.BooleanType) {
+ col.setBoolean(row.getBoolean(fieldIdx));
+ } else if (t == DataTypes.BinaryType) {
+ col.setBinary(row.getBinary(fieldIdx));
+ } else if (t == DataTypes.ByteType) {
+ col.setByte(row.getByte(fieldIdx));
+ } else if (t == DataTypes.ShortType) {
+ col.setShort(row.getShort(fieldIdx));
+ } else if (t == DataTypes.IntegerType) {
+ col.setInt(row.getInt(fieldIdx));
+ } else if (t == DataTypes.LongType) {
+ col.setLong(row.getLong(fieldIdx));
+ } else if (t == DataTypes.FloatType) {
+ col.setFloat(row.getFloat(fieldIdx));
+ } else if (t == DataTypes.DoubleType) {
+ col.setDouble(row.getDouble(fieldIdx));
+ } else if (t == DataTypes.StringType) {
+ UTF8String v = row.getUTF8String(fieldIdx);
+ col.setUtf8String(v);
+ } else if (t instanceof DecimalType) {
+ DecimalType dt = (DecimalType) t;
+ Decimal d = row.getDecimal(fieldIdx, dt.precision(), dt.scale());
+ if (dt.precision() <= Decimal.MAX_INT_DIGITS()) {
+ col.setInt((int)d.toUnscaledLong());
+ } else if (dt.precision() <= Decimal.MAX_LONG_DIGITS()) {
+ col.setLong(d.toUnscaledLong());
+ } else {
+ final BigInteger integer = d.toJavaBigDecimal().unscaledValue();
+ byte[] bytes = integer.toByteArray();
+ col.setBinary(bytes);
+ }
+ } else if (t instanceof CalendarIntervalType) {
+ // The value of `numRows` is irrelevant.
+ col.setCalendarInterval((CalendarInterval)row.get(fieldIdx, t));
Review Comment:
[10c4f9a](https://github.com/apache/spark/pull/36616/commits/10c4f9a5c1a96dee893a967a4e31f7f11c9c037e)
fix this
##########
sql/core/src/main/java/org/apache/spark/sql/execution/datasources/parquet/VectorizedParquetRecordReader.java:
##########
@@ -243,18 +243,17 @@ private void initBatch(
for (StructField f: sparkSchema.fields()) {
batchSchema = batchSchema.add(f);
}
+ int constantColumnLength = 0;
if (partitionColumns != null) {
for (StructField f : partitionColumns.fields()) {
batchSchema = batchSchema.add(f);
}
+ constantColumnLength = partitionColumns.fields().length;
}
- WritableColumnVector[] vectors;
- if (memMode == MemoryMode.OFF_HEAP) {
- vectors = OffHeapColumnVector.allocateColumns(capacity, batchSchema);
- } else {
- vectors = OnHeapColumnVector.allocateColumns(capacity, batchSchema);
- }
+ ColumnVector[] vectors = ColumnVectorUtils.allocateColumns(
+ capacity, batchSchema, memMode == MemoryMode.OFF_HEAP /* useOffHeap */,
constantColumnLength);
Review Comment:
removed
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