| Package | Description |
|---|---|
| ai.rapids.cudf |
| Modifier and Type | Method and Description |
|---|---|
JCudfSerialization.SerializedTableHeader |
JCudfSerialization.HostConcatResult.getTableHeader() |
| Modifier and Type | Method and Description |
|---|---|
static ContiguousTable |
JCudfSerialization.concatToContiguousTable(JCudfSerialization.SerializedTableHeader[] headers,
HostMemoryBuffer[] dataBuffers)
Concatenate multiple tables in host memory into a contiguous table in device memory.
|
static JCudfSerialization.HostConcatResult |
JCudfSerialization.concatToHostBuffer(JCudfSerialization.SerializedTableHeader[] headers,
HostMemoryBuffer[] dataBuffers)
Concatenate multiple tables in host memory into a single host table buffer.
|
static Table |
JCudfSerialization.readAndConcat(JCudfSerialization.SerializedTableHeader[] headers,
HostMemoryBuffer[] dataBuffers) |
static JCudfSerialization.TableAndRowCountPair |
JCudfSerialization.readTableFrom(JCudfSerialization.SerializedTableHeader header,
HostMemoryBuffer hostBuffer) |
static void |
JCudfSerialization.readTableIntoBuffer(InputStream in,
JCudfSerialization.SerializedTableHeader header,
HostMemoryBuffer buffer)
After reading a header for a table read the data portion into a host side buffer.
|
static HostColumnVector[] |
JCudfSerialization.unpackHostColumnVectors(JCudfSerialization.SerializedTableHeader header,
HostMemoryBuffer hostBuffer)
Deserialize a serialized contiguous table into an array of host columns.
|
static void |
JCudfSerialization.writeConcatedStream(JCudfSerialization.SerializedTableHeader[] headers,
HostMemoryBuffer[] dataBuffers,
OutputStream out)
Take the data from multiple batches stored in the parsed headers and the dataBuffer and write
it out to out as if it were a single buffer.
|
| Constructor and Description |
|---|
HostConcatResult(JCudfSerialization.SerializedTableHeader tableHeader,
HostMemoryBuffer tableBuffer) |
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