Java Code Examples for org.apache.orc.TypeDescription#getScale()
The following examples show how to use
org.apache.orc.TypeDescription#getScale() .
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Example 1
Source File: ORCSchemaUtil.java From iceberg with Apache License 2.0 | 6 votes |
private static Optional<TypeDescription> getPromotedType(Type icebergType, TypeDescription originalOrcType) { TypeDescription promotedOrcType = null; if (Type.TypeID.LONG.equals(icebergType.typeId()) && TypeDescription.Category.INT.equals(originalOrcType.getCategory())) { // Promote: int to long promotedOrcType = TypeDescription.createLong(); } else if (Type.TypeID.DOUBLE.equals(icebergType.typeId()) && TypeDescription.Category.FLOAT.equals(originalOrcType.getCategory())) { // Promote: float to double promotedOrcType = TypeDescription.createDouble(); } else if (Type.TypeID.DECIMAL.equals(icebergType.typeId()) && TypeDescription.Category.DECIMAL.equals(originalOrcType.getCategory())) { // Promote: decimal(P, S) to decimal(P', S) if P' > P Types.DecimalType newDecimal = (Types.DecimalType) icebergType; if (newDecimal.scale() == originalOrcType.getScale() && newDecimal.precision() > originalOrcType.getPrecision()) { promotedOrcType = TypeDescription.createDecimal() .withScale(newDecimal.scale()) .withPrecision(newDecimal.precision()); } } return Optional.ofNullable(promotedOrcType); }
Example 2
Source File: SparkOrcReader.java From iceberg with Apache License 2.0 | 5 votes |
static Converter buildConverter(BufferHolder holder, TypeDescription schema) { switch (schema.getCategory()) { case BOOLEAN: return new BooleanConverter(); case BYTE: return new ByteConverter(); case SHORT: return new ShortConverter(); case DATE: case INT: return new IntConverter(); case LONG: return new LongConverter(); case FLOAT: return new FloatConverter(); case DOUBLE: return new DoubleConverter(); case TIMESTAMP: return new TimestampConverter(); case DECIMAL: if (schema.getPrecision() <= Decimal.MAX_LONG_DIGITS()) { return new Decimal18Converter(schema.getPrecision(), schema.getScale()); } else { return new Decimal38Converter(schema.getPrecision(), schema.getScale()); } case BINARY: case STRING: case CHAR: case VARCHAR: return new BinaryConverter(holder); case STRUCT: return new StructConverter(holder, schema); case LIST: return new ListConverter(holder, schema); case MAP: return new MapConverter(holder, schema); default: throw new IllegalArgumentException("Unhandled type " + schema); } }
Example 3
Source File: GenericOrcWriter.java From iceberg with Apache License 2.0 | 4 votes |
Decimal18Converter(TypeDescription schema) { this.scale = schema.getScale(); }
Example 4
Source File: SparkOrcWriter.java From iceberg with Apache License 2.0 | 4 votes |
Decimal18Converter(TypeDescription schema) { precision = schema.getPrecision(); scale = schema.getScale(); }
Example 5
Source File: SparkOrcWriter.java From iceberg with Apache License 2.0 | 4 votes |
Decimal38Converter(TypeDescription schema) { precision = schema.getPrecision(); scale = schema.getScale(); }
Example 6
Source File: SparkOrcWriter.java From iceberg with Apache License 2.0 | 4 votes |
Decimal18Converter(TypeDescription schema) { precision = schema.getPrecision(); scale = schema.getScale(); }
Example 7
Source File: SparkOrcWriter.java From iceberg with Apache License 2.0 | 4 votes |
Decimal38Converter(TypeDescription schema) { precision = schema.getPrecision(); scale = schema.getScale(); }