private void setUpHashTable() { HashTableImplementationType hashTableImplementationType = vectorDesc.getHashTableImplementationType(); switch (vectorDesc.getHashTableImplementationType()) { case OPTIMIZED: { // Create our vector map join optimized hash table variation *above* the // map join table container. vectorMapJoinHashTable = VectorMapJoinOptimizedCreateHashTable.createHashTable(conf, mapJoinTables[posSingleVectorMapJoinSmallTable]); } break; case FAST: { // Get our vector map join fast hash table variation from the // vector map join table container. VectorMapJoinTableContainer vectorMapJoinTableContainer = (VectorMapJoinTableContainer) mapJoinTables[posSingleVectorMapJoinSmallTable]; vectorMapJoinHashTable = vectorMapJoinTableContainer.vectorMapJoinHashTable(); } break; default: throw new RuntimeException("Unknown vector map join hash table implementation type " + hashTableImplementationType.name()); } LOG.info("Using " + vectorMapJoinHashTable.getClass().getSimpleName() + " from " + this.getClass().getSimpleName()); }
@Override protected void completeInitializationOp(Object[] os) throws HiveException { // setup mapJoinTables and serdes super.completeInitializationOp(os); VectorMapJoinDesc vectorDesc = (VectorMapJoinDesc) conf.getVectorDesc(); HashTableImplementationType hashTableImplementationType = vectorDesc.hashTableImplementationType(); switch (vectorDesc.hashTableImplementationType()) { case OPTIMIZED: { // Create our vector map join optimized hash table variation *above* the // map join table container. vectorMapJoinHashTable = VectorMapJoinOptimizedCreateHashTable.createHashTable(conf, mapJoinTables[posSingleVectorMapJoinSmallTable]); } break; case FAST: { // Get our vector map join fast hash table variation from the // vector map join table container. VectorMapJoinTableContainer vectorMapJoinTableContainer = (VectorMapJoinTableContainer) mapJoinTables[posSingleVectorMapJoinSmallTable]; vectorMapJoinHashTable = vectorMapJoinTableContainer.vectorMapJoinHashTable(); } break; default: throw new RuntimeException("Unknown vector map join hash table implementation type " + hashTableImplementationType.name()); } LOG.info("Using " + vectorMapJoinHashTable.getClass().getSimpleName() + " from " + this.getClass().getSimpleName()); }
VectorMapJoinTableContainer vectorMapJoinTableContainer = (VectorMapJoinTableContainer) mapJoinTableContainers[posSingleVectorMapJoinSmallTable]; vectorMapJoinHashTable = vectorMapJoinTableContainer.vectorMapJoinHashTable();