Examples with UnionOperator org.apache.hadoop.hive.ql.exec.UnionOperator used on opensource projects

Example 11 with UnionOperator

use of org.apache.hadoop.hive.ql.exec.UnionOperator in project hive by apache.

the class UnionProcessor method process.

@Override
public Object process(Node nd, Stack<Node> stack, NodeProcessorCtx procCtx, Object... nodeOutputs) throws SemanticException {
    GenTezProcContext context = (GenTezProcContext) procCtx;
    UnionOperator union = (UnionOperator) nd;
    // simply need to remember that we've seen a union.
    context.currentUnionOperators.add(union);
    return null;
}