org.bytedeco.arrow

Class SelectKOptions

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.arrow.FunctionOptions

org.bytedeco.arrow.SelectKOptions

All Implemented Interfaces:

AutoCloseable

@Namespace(value="arrow::compute")
 @NoOffset
 @Properties(inherit=arrow.class)
public class SelectKOptions
extends FunctionOptions

\brief SelectK options

Nested Class Summary

Nested classes/interfaces inherited from class org.bytedeco.javacpp.Pointer

Pointer.CustomDeallocator, Pointer.Deallocator, Pointer.NativeDeallocator, Pointer.ReferenceCounter

Field Summary

Fields inherited from class org.bytedeco.javacpp.Pointer

address, capacity, limit, position

Constructor Summary

Constructors

Constructor and Description
SelectKOptions()
SelectKOptions(long size) Native array allocator.
SelectKOptions(long k, SortKey sort_keys)
SelectKOptions(Pointer p) Pointer cast constructor.

Method Summary

Modifier and Type	Method and Description
static SelectKOptions	BottomKDefault(long k)
static SelectKOptions	BottomKDefault(long k, StringVector key_names)
static SelectKOptions	Defaults()
SelectKOptions	getPointer(long i)
long	k() The number of k elements to keep.
SelectKOptions	k(long setter)
static String	kTypeName()
static byte	kTypeName(int i)
SelectKOptions	position(long position)
SortKey	sort_keys() Column key(s) to order by and how to order by these sort keys.
SelectKOptions	sort_keys(SortKey setter)
static SelectKOptions	TopKDefault(long k)
static SelectKOptions	TopKDefault(long k, StringVector key_names)

Methods inherited from class org.bytedeco.arrow.FunctionOptions

Copy, Deserialize, Deserialize, Equals, options_type, Serialize, ToString, type_name

Methods inherited from class org.bytedeco.javacpp.Pointer

address, asBuffer, asByteBuffer, availablePhysicalBytes, calloc, capacity, capacity, close, deallocate, deallocate, deallocateReferences, deallocator, deallocator, equals, fill, formatBytes, free, getPointer, getPointer, getPointer, hashCode, interruptDeallocatorThread, isNull, isNull, limit, limit, malloc, maxBytes, maxPhysicalBytes, memchr, memcmp, memcpy, memmove, memset, offsetAddress, offsetof, offsetof, parseBytes, physicalBytes, position, put, realloc, referenceCount, releaseReference, retainReference, setNull, sizeof, sizeof, toString, totalBytes, totalCount, totalPhysicalBytes, withDeallocator, zero

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

SelectKOptions

public SelectKOptions(Pointer p)

Pointer cast constructor. Invokes Pointer(Pointer).

SelectKOptions

public SelectKOptions(long size)

Native array allocator. Access with Pointer.position(long).

SelectKOptions

public SelectKOptions(@Cast(value="int64_t")
                      long k,
                      @StdVector
                      SortKey sort_keys)

SelectKOptions

public SelectKOptions()

Method Detail

position

public SelectKOptions position(long position)

Overrides:

position in class Pointer

getPointer

public SelectKOptions getPointer(long i)

Overrides:

getPointer in class Pointer

kTypeName

@MemberGetter
public static byte kTypeName(int i)

kTypeName

@MemberGetter
public static String kTypeName()

Defaults

@ByVal
public static SelectKOptions Defaults()

TopKDefault

@ByVal
public static SelectKOptions TopKDefault(@Cast(value="int64_t")
                                                 long k,
                                                 @ByVal(nullValue="std::vector<std::string>{}")
                                                 StringVector key_names)

TopKDefault

@ByVal
public static SelectKOptions TopKDefault(@Cast(value="int64_t")
                                                 long k)

BottomKDefault

@ByVal
public static SelectKOptions BottomKDefault(@Cast(value="int64_t")
                                                    long k,
                                                    @ByVal(nullValue="std::vector<std::string>{}")
                                                    StringVector key_names)

BottomKDefault

@ByVal
public static SelectKOptions BottomKDefault(@Cast(value="int64_t")
                                                    long k)

k

@Cast(value="int64_t")
public long k()

The number of k elements to keep.

k

public SelectKOptions k(long setter)

sort_keys

@StdVector
public SortKey sort_keys()

Column key(s) to order by and how to order by these sort keys.

sort_keys

public SelectKOptions sort_keys(SortKey setter)