| Interface | Description |
|---|---|
| ArrowIPCOptions.NeedGpu | |
| ArrowIPCWriterOptions.DoneOnGpu | |
| BinaryOperable | |
| ColumnWriterOptions.ByteArrayProducer | |
| ColumnWriterOptions.IntArrayProducer | |
| HostBufferConsumer |
Provides a set of APIs for consuming host buffers.
|
| HostBufferProvider |
Provides a set of APIs for providing host buffers to be read.
|
| MemoryBuffer.EventHandler |
Interface to handle events for this MemoryBuffer.
|
| RmmEventHandler | |
| StreamedTableReader |
Provides an interface for reading multiple tables from a single input source.
|
| TableWriter |
Provides an interface for writing out Table information in multiple steps.
|
| Class | Description |
|---|---|
| Aggregation128Utils |
Utility methods for breaking apart and reassembling 128-bit values during aggregations
to enable hash-based aggregations and detect overflows.
|
| AggregationOverWindow |
An Aggregation instance that also holds a column number and window metadata so the aggregation
can be done over a specific window.
|
| ArrowColumnBuilder |
Column builder from Arrow data.
|
| ArrowIPCOptions |
Options for reading data in Arrow IPC format
|
| ArrowIPCOptions.Builder | |
| ArrowIPCWriterOptions |
Settings for writing Arrow IPC data.
|
| ArrowIPCWriterOptions.Builder | |
| AvroOptions |
Options for reading an Avro file
|
| AvroOptions.Builder | |
| BaseDeviceMemoryBuffer |
Base class for all MemoryBuffers that are in device memory.
|
| CloseableArray<T extends AutoCloseable> |
Utility class that wraps an array of closeable instances and can be closed
|
| ColumnFilterOptions |
Base options class for input formats that can filter columns.
|
| ColumnFilterOptions.Builder<T extends ColumnFilterOptions.Builder> | |
| ColumnVector |
This class represents the immutable vector of data.
|
| ColumnVector.OffHeapState |
Holds the off heap state of the column vector so we can clean it up, even if it is leaked.
|
| ColumnView |
This class represents the column_view of a column analogous to its cudf cpp counterpart.
|
| ColumnWriterOptions |
Per column settings for writing Parquet/ORC files.
|
| ColumnWriterOptions.AbstractStructBuilder<T extends ColumnWriterOptions.AbstractStructBuilder,V extends ColumnWriterOptions> | |
| ColumnWriterOptions.ListBuilder | |
| ColumnWriterOptions.ListColumnWriterOptions | |
| ColumnWriterOptions.NestedBuilder<T extends ColumnWriterOptions.NestedBuilder,V extends ColumnWriterOptions> | |
| ColumnWriterOptions.StructBuilder | |
| ColumnWriterOptions.StructColumnWriterOptions | |
| CompressionMetadataWriterOptions | |
| CompressionMetadataWriterOptions.Builder<T extends CompressionMetadataWriterOptions.Builder,V extends CompressionMetadataWriterOptions> | |
| ContigSplitGroupByResult |
Used to save groups and uniq key table for `Table.contiguousSplitGroupsAndGenUniqKeys`
Each row in uniq key table is corresponding to a group
Resource management note:
This class is the owner of `groups` and
`uniqKeysTable`(or uniqKeyColumns if table is not constructed)
1: Use `closeGroups` and `closeUniqKeyTable` to close the resources separately
if you want to close eagerly.
|
| ContiguousTable |
A table that is backed by a single contiguous device buffer.
|
| CSVOptions |
Options for reading a CSV file
|
| CSVOptions.Builder | |
| CSVWriterOptions |
Options for writing a CSV file
|
| CSVWriterOptions.Builder | |
| Cuda | |
| Cuda.Event | |
| Cuda.Stream |
A class representing a CUDA stream
|
| CudaMemInfo |
Represent free and total device memory.
|
| CudaMemoryBuffer |
This class represents data allocated using `cudaMalloc` directly instead of the default RMM
memory resource.
|
| CuFile |
JNI wrapper for accessing the cuFile API.
|
| CuFileBuffer |
Represents a cuFile buffer.
|
| CuFileReadHandle |
Represents a cuFile file handle for reading.
|
| CuFileWriteHandle |
Represents a cuFile file handle for reading.
|
| DecimalUtils | |
| DeviceMemoryBuffer |
This class represents data in some form on the GPU.
|
| DeviceMemoryBufferView |
This class represents data in some form on the GPU.
|
| DType | |
| GatherMap |
This class tracks the data associated with a gather map, a buffer of INT32 elements that index
a source table and can be passed to a table gather operation.
|
| GroupByAggregation |
An aggregation that can be used for a reduce.
|
| GroupByAggregationOnColumn |
A GroupByAggregation for a specific column in a table.
|
| GroupByOptions |
Options for groupby (see cudf::groupby::groupby's constructor)
|
| GroupByOptions.Builder | |
| GroupByScanAggregation |
An aggregation that can be used for a grouped scan.
|
| GroupByScanAggregationOnColumn |
A GroupByScanAggregation for a specific column in a table.
|
| HashJoin |
This class represents a hash table built from the join keys of the right-side table for a
join operation.
|
| HostColumnVector |
Similar to a ColumnVector, but the data is stored in host memory and accessible directly from
the JVM.
|
| HostColumnVector.BasicType | |
| HostColumnVector.Builder | |
| HostColumnVector.ColumnBuilder |
Build
|
| HostColumnVector.DataType | |
| HostColumnVector.ListType | |
| HostColumnVector.StructData | |
| HostColumnVector.StructType | |
| HostColumnVectorCore |
A class that holds Host side Column Vector APIs and the OffHeapState.
|
| HostColumnVectorCore.OffHeapState |
Holds the off heap state of the column vector so we can clean it up, even if it is leaked.
|
| HostMemoryBuffer |
This class holds an off-heap buffer in the host/CPU memory.
|
| JCudfSerialization |
Serialize and deserialize CUDF tables and columns using a custom format.
|
| JCudfSerialization.HostConcatResult |
Class to hold the header and buffer pair result from host-side concatenation
|
| JCudfSerialization.SerializedColumnHeader |
Holds the metadata about a serialized column.
|
| JCudfSerialization.SerializedTableHeader |
Holds the metadata about a serialized table.
|
| JCudfSerialization.TableAndRowCountPair |
Holds the result of deserializing a table.
|
| JSONOptions |
Options for reading in JSON encoded data.
|
| JSONOptions.Builder | |
| MemoryBuffer |
Abstract class for representing the Memory Buffer
NOTE: MemoryBuffer is public to make it easier to work with the class hierarchy,
subclassing beyond what is included in CUDF is not recommended and not supported.
|
| MemoryBuffer.MemoryBufferCleaner | |
| MemoryCleaner |
ColumnVectors may store data off heap, and because of complicated processing the life time of
an individual vector can vary a lot.
|
| MemoryCleaner.Cleaner |
API that can be used to clean up the resources for a vector, even if there was a leak
|
| MixedJoinSize |
This class tracks size information associated with a mixed table join.
|
| NativeDepsLoader |
This class will load the native dependencies.
|
| NvtxRange |
This class supports push/pop NVTX profiling ranges, or "scoped" ranges.
|
| NvtxUniqueRange |
This class supports start/end NVTX profiling ranges.
|
| ORCOptions |
Options for reading a ORC file
|
| ORCOptions.Builder | |
| ORCWriterOptions |
This class represents settings for writing ORC files.
|
| ORCWriterOptions.Builder | |
| OrderByArg |
Provides the ordering for specific columns.
|
| ParquetChunkedReader |
Provide an interface for reading a Parquet file in an iterative manner.
|
| ParquetOptions |
Options for reading a parquet file
|
| ParquetOptions.Builder | |
| ParquetWriterOptions |
This class represents settings for writing Parquet files.
|
| ParquetWriterOptions.Builder | |
| PartitionedTable |
Class to provide a PartitionedTable
|
| PinnedMemoryPool |
This provides a pool of pinned memory similar to what RMM does for device memory.
|
| Range |
Helper utility for creating ranges.
|
| ReductionAggregation |
An aggregation that can be used for a reduce.
|
| ReplacePolicyWithColumn |
A replacement policy for a specific column
|
| Rmm |
This is the binding class for rmm lib.
|
| Rmm.LogConf |
What to send RMM alloc and free logs to.
|
| RmmAllocationMode | |
| RollingAggregation |
An aggregation that can be used on rolling windows.
|
| RollingAggregationOnColumn |
A RollingAggregation for a specific column in a table.
|
| Scalar |
A single scalar value.
|
| ScanAggregation |
An aggregation that can be used for a scan.
|
| Schema |
The schema of data to be read in.
|
| Schema.Builder | |
| SegmentedReductionAggregation |
An aggregation that can be used for a reduce.
|
| Table |
Class to represent a collection of ColumnVectors and operations that can be performed on them
collectively.
|
| Table.GroupByOperation |
Class representing groupby operations
|
| Table.TableOperation | |
| Table.TestBuilder |
Create a table on the GPU with data from the CPU.
|
| TableWithMeta |
A table along with some metadata about the table.
|
| WindowOptions |
Options for rolling windows.
|
| WindowOptions.Builder |
| Enum | Description |
|---|---|
| BinaryOp |
Mathematical binary operations.
|
| BufferType |
Types of buffers supported by ColumnVectors and HostColumnVectors
|
| ColumnView.FindOptions |
Enum to choose behaviour of listIndexOf functions:
1.
|
| CompressionType |
Enumeration of compression formats.
|
| CudaComputeMode |
This is the Java mapping of CUDA device compute modes.
|
| CudaException.CudaError |
The Java mirror of cudaError, which facilities the tracking of CUDA errors in JVM.
|
| DType.DTypeEnum | |
| HashType |
Hash algorithm identifiers, mirroring native enum cudf::hash_id
|
| NaNEquality |
How should NaNs be compared in an operation.
|
| NullEquality |
How should nulls be compared in an operation.
|
| NullPolicy |
Specify whether to include nulls or exclude nulls in an operation.
|
| NvtxColor | |
| OutOfBoundsPolicy |
Policy to account for possible out-of-bounds indices
`NULLIFY` means to nullify output values corresponding to out-of-bounds gather map values.
|
| PadSide | |
| ParquetWriterOptions.StatisticsFrequency | |
| QuantileMethod |
Interpolation method to use when the desired quantile lies between
two data points i and j.
|
| QuoteStyle |
Quote style for CSV records, closely following cudf::io::quote_style.
|
| ReplacePolicy |
Policy to specify the position of replacement values relative to null rows.
|
| RoundMode |
Rounding modes supported in round method.
|
| ScanType |
Scan operation type.
|
| Table.DuplicateKeepOption |
Enum to specify which of duplicate rows/elements will be copied to the output.
|
| UnaryOp |
Mathematical unary operations.
|
| Exception | Description |
|---|---|
| CudaException |
Exception from the cuda language/library.
|
| CudaFatalException |
CudaFatalException is a kind of CudaException which leaves the process in an inconsistent state
and any further CUDA work will return the same error.
|
| CudfException |
Exception thrown by cudf itself.
|
| RmmException |
Exception from RMM allocator.
|
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