Github user vvysotskyi commented on a diff in the pull request:
https://github.com/apache/drill/pull/805#discussion_r126637301
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/ParquetGroupScan.java
---
@@ -444,123 +478,235 @@ public MajorType getTypeForColumn(SchemaPath
schemaPath) {
public void populatePruningVector(ValueVector v, int index, SchemaPath
column, String file) {
String f = Path.getPathWithoutSchemeAndAuthority(new
Path(file)).toString();
- MinorType type = getTypeForColumn(column).getMinorType();
+ MajorType majorType = getTypeForColumn(column);
+ MinorType type = majorType.getMinorType();
switch (type) {
+ case BIT: {
+ NullableBitVector bitVector = (NullableBitVector) v;
+ Boolean value = (Boolean) partitionValueMap.get(f).get(column);
+ if (value == null) {
+ bitVector.getMutator().setNull(index);
+ } else {
+ bitVector.getMutator().setSafe(index, value ? 1 : 0);
+ }
+ return;
+ }
case INT: {
NullableIntVector intVector = (NullableIntVector) v;
Integer value = (Integer) partitionValueMap.get(f).get(column);
- intVector.getMutator().setSafe(index, value);
+ if (value == null) {
+ intVector.getMutator().setNull(index);
+ } else {
+ intVector.getMutator().setSafe(index, value);
+ }
return;
}
case SMALLINT: {
NullableSmallIntVector smallIntVector = (NullableSmallIntVector) v;
Integer value = (Integer) partitionValueMap.get(f).get(column);
- smallIntVector.getMutator().setSafe(index, value.shortValue());
+ if (value == null) {
+ smallIntVector.getMutator().setNull(index);
+ } else {
+ smallIntVector.getMutator().setSafe(index, value.shortValue());
+ }
return;
}
case TINYINT: {
NullableTinyIntVector tinyIntVector = (NullableTinyIntVector) v;
Integer value = (Integer) partitionValueMap.get(f).get(column);
- tinyIntVector.getMutator().setSafe(index, value.byteValue());
+ if (value == null) {
+ tinyIntVector.getMutator().setNull(index);
+ } else {
+ tinyIntVector.getMutator().setSafe(index, value.byteValue());
+ }
return;
}
case UINT1: {
NullableUInt1Vector intVector = (NullableUInt1Vector) v;
Integer value = (Integer) partitionValueMap.get(f).get(column);
- intVector.getMutator().setSafe(index, value.byteValue());
+ if (value == null) {
+ intVector.getMutator().setNull(index);
+ } else {
+ intVector.getMutator().setSafe(index, value.byteValue());
+ }
return;
}
case UINT2: {
NullableUInt2Vector intVector = (NullableUInt2Vector) v;
Integer value = (Integer) partitionValueMap.get(f).get(column);
- intVector.getMutator().setSafe(index, (char) value.shortValue());
+ if (value == null) {
+ intVector.getMutator().setNull(index);
+ } else {
+ intVector.getMutator().setSafe(index, (char) value.shortValue());
+ }
return;
}
case UINT4: {
NullableUInt4Vector intVector = (NullableUInt4Vector) v;
Integer value = (Integer) partitionValueMap.get(f).get(column);
- intVector.getMutator().setSafe(index, value);
+ if (value == null) {
+ intVector.getMutator().setNull(index);
+ } else {
+ intVector.getMutator().setSafe(index, value);
+ }
return;
}
case BIGINT: {
NullableBigIntVector bigIntVector = (NullableBigIntVector) v;
Long value = (Long) partitionValueMap.get(f).get(column);
- bigIntVector.getMutator().setSafe(index, value);
+ if (value == null) {
+ bigIntVector.getMutator().setNull(index);
+ } else {
+ bigIntVector.getMutator().setSafe(index, value);
+ }
return;
}
case FLOAT4: {
NullableFloat4Vector float4Vector = (NullableFloat4Vector) v;
Float value = (Float) partitionValueMap.get(f).get(column);
- float4Vector.getMutator().setSafe(index, value);
+ if (value == null) {
+ float4Vector.getMutator().setNull(index);
+ } else {
+ float4Vector.getMutator().setSafe(index, value);
+ }
return;
}
case FLOAT8: {
NullableFloat8Vector float8Vector = (NullableFloat8Vector) v;
Double value = (Double) partitionValueMap.get(f).get(column);
- float8Vector.getMutator().setSafe(index, value);
+ if (value == null) {
+ float8Vector.getMutator().setNull(index);
+ } else {
+ float8Vector.getMutator().setSafe(index, value);
+ }
return;
}
case VARBINARY: {
NullableVarBinaryVector varBinaryVector =
(NullableVarBinaryVector) v;
Object s = partitionValueMap.get(f).get(column);
byte[] bytes;
- if (s instanceof Binary) {
- bytes = ((Binary) s).getBytes();
- } else if (s instanceof String) {
- bytes = ((String) s).getBytes();
- } else if (s instanceof byte[]) {
- bytes = (byte[]) s;
+ if (s == null) {
+ varBinaryVector.getMutator().setNull(index);
+ return;
} else {
- throw new UnsupportedOperationException("Unable to create column
data for type: " + type);
+ bytes = getBytes(type, s);
}
varBinaryVector.getMutator().setSafe(index, bytes, 0,
bytes.length);
return;
}
case DECIMAL18: {
NullableDecimal18Vector decimalVector = (NullableDecimal18Vector)
v;
- Long value = (Long) partitionValueMap.get(f).get(column);
+ Object s = partitionValueMap.get(f).get(column);
+ byte[] bytes;
+ if (s == null) {
+ decimalVector.getMutator().setNull(index);
+ return;
+ } else if (s instanceof Integer) {
+ long value = DecimalUtility.getBigDecimalFromPrimitiveTypes(
+ (Integer) s,
+ majorType.getScale(),
+ majorType.getPrecision()).longValue();
+ decimalVector.getMutator().setSafe(index, value);
+ return;
+ } else if (s instanceof Long) {
+ long value = DecimalUtility.getBigDecimalFromPrimitiveTypes(
+ (Long) s,
+ majorType.getScale(),
+ majorType.getPrecision()).longValue();
+ decimalVector.getMutator().setSafe(index, value);
+ return;
+ } else {
+ bytes = getBytes(type, s);
+ }
+ long value = DecimalUtility.getBigDecimalFromByteArray(bytes, 0,
bytes.length, majorType.getScale()).longValue();
decimalVector.getMutator().setSafe(index, value);
return;
}
case DATE: {
NullableDateVector dateVector = (NullableDateVector) v;
Integer value = (Integer) partitionValueMap.get(f).get(column);
- dateVector.getMutator().setSafe(index, value * (long)
DateTimeConstants.MILLIS_PER_DAY);
+ if (value == null) {
+ dateVector.getMutator().setNull(index);
+ } else {
+ dateVector.getMutator().setSafe(index, value * (long)
DateTimeConstants.MILLIS_PER_DAY);
--- End diff --
According to [Parquet Logical Type
Definitions](https://github.com/Parquet/parquet-format/blob/master/LogicalTypes.md#date)
DATE is stored in parquet file as the number of days, so yes, it works in such
a way.
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