| Package | Description |
|---|---|
| org.apache.druid.frame.allocation | |
| org.apache.druid.frame.read | |
| org.apache.druid.frame.write |
| Modifier and Type | Method and Description |
|---|---|
MemoryRange<org.apache.datasketches.memory.WritableMemory> |
AppendableMemory.cursor()
Return a pointer to the current cursor location, which is where the next elements should be written.
|
| Modifier and Type | Method and Description |
|---|---|
static Supplier<MemoryRange<org.apache.datasketches.memory.Memory>> |
FrameReaderUtils.makeRowMemorySupplier(ColumnSelectorFactory columnSelectorFactory,
RowSignature expectedSignature)
Returns a direct row memory supplier if
FrameReaderUtils.mayBeAbleToSelectRowMemory(org.apache.druid.segment.ColumnSelectorFactory), otherwise returns null. |
| Constructor and Description |
|---|
RowBasedFrameWriter(RowSignature signature,
List<SortColumn> sortColumns,
List<FieldWriter> fieldWriters,
Supplier<MemoryRange<org.apache.datasketches.memory.Memory>> rowMemorySupplier,
AppendableMemory rowOrderMemory,
AppendableMemory rowOffsetMemory,
AppendableMemory dataMemory) |
Copyright © 2011–2022 The Apache Software Foundation. All rights reserved.