mm1.put(1, bprojplan1);
LOJoin C1 = new LOJoin(lp, mm1, JOINTYPE.HASH, new boolean[] {true, true});
C1.neverUseForRealSetSchema(jcschema1);
lp.add(C1);
lp.connect(A1, C1);
lp.connect(B1, C1);
// A = load
LogicalSchema jaschema5 = new LogicalSchema();
jaschema5.addField(new LogicalSchema.LogicalFieldSchema(
"x", null, DataType.INTEGER));