public interface NormalizedKeyComputer
SortBuffer
. For performance, subclasses are usually
implemented through CodeGenerator.Modifier and Type | Method and Description |
---|---|
int |
compareKey(MemorySegment segI,
int offsetI,
MemorySegment segJ,
int offsetJ)
Compares two normalized keys in respective
MemorySegment . |
int |
getNumKeyBytes()
Get normalized keys bytes length.
|
boolean |
invertKey()
Flag whether normalized key comparisons should be inverted key.
|
boolean |
isKeyFullyDetermines()
whether the normalized key can fully determines the comparison.
|
void |
putKey(InternalRow record,
MemorySegment target,
int offset)
Writes a normalized key for the given record into the target
MemorySegment . |
void |
swapKey(MemorySegment segI,
int offsetI,
MemorySegment segJ,
int offsetJ)
Swaps two normalized keys in respective
MemorySegment . |
void putKey(InternalRow record, MemorySegment target, int offset)
MemorySegment
.int compareKey(MemorySegment segI, int offsetI, MemorySegment segJ, int offsetJ)
MemorySegment
.void swapKey(MemorySegment segI, int offsetI, MemorySegment segJ, int offsetJ)
MemorySegment
.int getNumKeyBytes()
boolean isKeyFullyDetermines()
boolean invertKey()
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