UnionArrayBuilder

class UnionArrayBuilder : ArrayBuilder {

}

Members

appendChild byte appendChild(arrow.array_builder.ArrayBuilder child, string fieldName)
appendValue bool appendValue(byte value): Append an element to the union array.

appendEmptyValue bool appendEmptyValue()
appendEmptyValues bool appendEmptyValues(long n): Append multiple empty values at once. It's more efficient than multiple arrow.array_builder.ArrayBuilder.appendEmptyValue calls.
appendNull bool appendNull()
appendNulls bool appendNulls(long n): Append multiple nulls at once. It's more efficient than multiple arrow.array_builder.ArrayBuilder.appendNull calls.
finish arrow.array.Array finish()
getCapacity long getCapacity()
getChild arrow.array_builder.ArrayBuilder getChild(int i)
getChildren arrow.array_builder.ArrayBuilder[] getChildren()
getLength long getLength()
getNNulls long getNNulls()
getValueDataType arrow.data_type.DataType getValueDataType()
getValueType arrow.types.Type getValueType()
reserve bool reserve(long additionalCapacity)
reset void reset()
resize bool resize(long capacity)