private void createJoinOperation(DatasizeHint mode, INFO info) { DataSet op1 = (DataSet) sets.get(info.parentID); DataSet op2 = (DataSet) sets.get(info.otherID); if (info.types != null && (info.projections == null || info.projections.length == 0)) { sets.put(info.setID, applyJoinOperation(op1, op2, info.keys1, info.keys2, mode, info)); } else { DefaultJoin defaultResult = createDefaultJoin(op1, op2, info.keys1, info.keys2, mode); if (info.projections.length == 0) { sets.put(info.setID, defaultResult.name("DefaultJoin")); } else { ProjectJoin project = null; for (ProjectionEntry pe : info.projections) { switch (pe.side) { case FIRST: project = project == null ? defaultResult.projectFirst(pe.keys) : project.projectFirst(pe.keys); break; case SECOND: project = project == null ? defaultResult.projectSecond(pe.keys) : project.projectSecond(pe.keys); break; } } sets.put(info.setID, project.name("ProjectJoin")); } } }
private DataSet<Tuple5<KT, KB, EV, VVT, VVB>> joinEdgeWithVertices() { return edges .join(topVertices, JoinHint.REPARTITION_HASH_SECOND) .where(0) .equalTo(0) .projectFirst(0, 1, 2) .<Tuple4<KT, KB, EV, VVT>>projectSecond(1) .name("Edge with vertex") .join(bottomVertices, JoinHint.REPARTITION_HASH_SECOND) .where(1) .equalTo(0) .projectFirst(0, 1, 2, 3) .<Tuple5<KT, KB, EV, VVT, VVB>>projectSecond(1) .name("Edge with vertices"); }
private DataSet<Tuple5<KT, KB, EV, VVT, VVB>> joinEdgeWithVertices() { return edges .join(topVertices, JoinHint.REPARTITION_HASH_SECOND) .where(0) .equalTo(0) .projectFirst(0, 1, 2) .<Tuple4<KT, KB, EV, VVT>>projectSecond(1) .name("Edge with vertex") .join(bottomVertices, JoinHint.REPARTITION_HASH_SECOND) .where(1) .equalTo(0) .projectFirst(0, 1, 2, 3) .<Tuple5<KT, KB, EV, VVT, VVB>>projectSecond(1) .name("Edge with vertices"); }
private DataSet<Tuple5<KT, KB, EV, VVT, VVB>> joinEdgeWithVertices() { return edges .join(topVertices, JoinHint.REPARTITION_HASH_SECOND) .where(0) .equalTo(0) .projectFirst(0, 1, 2) .<Tuple4<KT, KB, EV, VVT>>projectSecond(1) .name("Edge with vertex") .join(bottomVertices, JoinHint.REPARTITION_HASH_SECOND) .where(1) .equalTo(0) .projectFirst(0, 1, 2, 3) .<Tuple5<KT, KB, EV, VVT, VVB>>projectSecond(1) .name("Edge with vertices"); }
.projectSecond(1).<Tuple2<Long, Long>>projectFirst(1).name("Join Candidate Id With Neighbor")
private DataSet<Tuple5<KT, KB, EV, VVT, VVB>> joinEdgeWithVertices() { return edges .join(topVertices, JoinHint.REPARTITION_HASH_SECOND) .where(0) .equalTo(0) .projectFirst(0, 1, 2) .<Tuple4<KT, KB, EV, VVT>>projectSecond(1) .name("Edge with vertex") .join(bottomVertices, JoinHint.REPARTITION_HASH_SECOND) .where(1) .equalTo(0) .projectFirst(0, 1, 2, 3) .<Tuple5<KT, KB, EV, VVT, VVB>>projectSecond(1) .name("Edge with vertices"); }