/** * This is the method called by the partitions to request memory to serialize records. * It automatically spills partitions, if memory runs out. * * @return The next available memory segment. */ @Override public MemorySegment nextSegment() { final MemorySegment seg = getNextBuffer(); if (seg != null) { return seg; } else { try { spillPartition(); } catch (IOException ioex) { throw new RuntimeException("Error spilling Hash Join Partition" + (ioex.getMessage() == null ? "." : ": " + ioex.getMessage()), ioex); } MemorySegment fromSpill = getNextBuffer(); if (fromSpill == null) { throw new RuntimeException("BUG in Hybrid Hash Join: Spilling did not free a buffer."); } else { return fromSpill; } } }
/** * This is the method called by the partitions to request memory to serialize records. * It automatically spills partitions, if memory runs out. * * @return The next available memory segment. */ @Override public MemorySegment nextSegment() { final MemorySegment seg = getNextBuffer(); if (seg != null) { return seg; } else { try { spillPartition(); } catch (IOException ioex) { throw new RuntimeException("Error spilling Hash Join Partition" + (ioex.getMessage() == null ? "." : ": " + ioex.getMessage()), ioex); } MemorySegment fromSpill = getNextBuffer(); if (fromSpill == null) { throw new RuntimeException("BUG in Hybrid Hash Join: Spilling did not free a buffer."); } else { return fromSpill; } } }
/** * This is the method called by the partitions to request memory to serialize records. * It automatically spills partitions, if memory runs out. * * @return The next available memory segment. */ @Override public MemorySegment nextSegment() { final MemorySegment seg = getNextBuffer(); if (seg != null) { return seg; } else { try { spillPartition(); } catch (IOException ioex) { throw new RuntimeException("Error spilling Hash Join Partition" + (ioex.getMessage() == null ? "." : ": " + ioex.getMessage()), ioex); } MemorySegment fromSpill = getNextBuffer(); if (fromSpill == null) { throw new RuntimeException("BUG in Hybrid Hash Join: Spilling did not free a buffer."); } else { return fromSpill; } } }
/** * This is the method called by the partitions to request memory to serialize records. * It automatically spills partitions, if memory runs out. * * @return The next available memory segment. */ @Override public MemorySegment nextSegment() { final MemorySegment seg = getNextBuffer(); if (seg != null) { return seg; } else { try { spillPartition(); } catch (IOException ioex) { throw new RuntimeException("Error spilling Hash Join Partition" + (ioex.getMessage() == null ? "." : ": " + ioex.getMessage()), ioex); } MemorySegment fromSpill = getNextBuffer(); if (fromSpill == null) { throw new RuntimeException("BUG in Hybrid Hash Join: Spilling did not free a buffer."); } else { return fromSpill; } } }
MemorySegment seg1 = getNextBuffer(); if (seg1 != null) { memory.add(seg1); MemorySegment seg2 = getNextBuffer(); if (seg2 != null) { memory.add(seg2); MemorySegment seg1 = getNextBuffer(); if (seg1 != null) { memory.add(seg1); MemorySegment seg2 = getNextBuffer(); if (seg2 != null) { memory.add(seg2);
MemorySegment seg1 = getNextBuffer(); if (seg1 != null) { memory.add(seg1); MemorySegment seg2 = getNextBuffer(); if (seg2 != null) { memory.add(seg2); MemorySegment seg1 = getNextBuffer(); if (seg1 != null) { memory.add(seg1); MemorySegment seg2 = getNextBuffer(); if (seg2 != null) { memory.add(seg2);
MemorySegment seg1 = getNextBuffer(); if (seg1 != null) { memory.add(seg1); MemorySegment seg2 = getNextBuffer(); if (seg2 != null) { memory.add(seg2); MemorySegment seg1 = getNextBuffer(); if (seg1 != null) { memory.add(seg1); MemorySegment seg2 = getNextBuffer(); if (seg2 != null) { memory.add(seg2);
MemorySegment seg1 = getNextBuffer(); if (seg1 != null) { memory.add(seg1); MemorySegment seg2 = getNextBuffer(); if (seg2 != null) { memory.add(seg2); MemorySegment seg1 = getNextBuffer(); if (seg1 != null) { memory.add(seg1); MemorySegment seg2 = getNextBuffer(); if (seg2 != null) { memory.add(seg2);
final MemorySegment seg = getNextBuffer();
final MemorySegment seg = getNextBuffer();
final MemorySegment seg = getNextBuffer();
overflowSeg = getNextBuffer(); if (overflowSeg == null) { overflowSeg = getNextBuffer(); if (overflowSeg == null) { throw new RuntimeException("Bug in HybridHashJoin: No memory became available after spilling a partition.");
overflowSeg = getNextBuffer(); if (overflowSeg == null) { overflowSeg = getNextBuffer(); if (overflowSeg == null) { throw new RuntimeException("Bug in HybridHashJoin: No memory became available after spilling a partition.");
overflowSeg = getNextBuffer(); if (overflowSeg == null) { overflowSeg = getNextBuffer(); if (overflowSeg == null) { throw new RuntimeException("Bug in HybridHashJoin: No memory became available after spilling a partition.");
overflowSeg = getNextBuffer(); if (overflowSeg == null) { overflowSeg = getNextBuffer(); if (overflowSeg == null) { throw new RuntimeException("Bug in HybridHashJoin: No memory became available after spilling a partition.");
final MemorySegment seg = getNextBuffer();
segments.add(getNextBuffer()); segments.add(getNextBuffer());
segments.add(getNextBuffer()); segments.add(getNextBuffer());
segments.add(getNextBuffer()); segments.add(getNextBuffer());
segments.add(getNextBuffer()); segments.add(getNextBuffer());