Examples with OptimizeSparkProcContext org.apache.hadoop.hive.ql.parse.spark.OptimizeSparkProcContext used on opensource projects

Example 6 with OptimizeSparkProcContext

use of org.apache.hadoop.hive.ql.parse.spark.OptimizeSparkProcContext in project hive by apache.

the class SparkJoinOptimizer method process.

@Override
public Object process(Node nd, Stack<Node> stack, NodeProcessorCtx procCtx, Object... nodeOutputs) throws SemanticException {
    OptimizeSparkProcContext context = (OptimizeSparkProcContext) procCtx;
    HiveConf conf = context.getConf();
    if (conf.getBoolVar(HiveConf.ConfVars.HIVE_AUTO_SORTMERGE_JOIN_TOMAPJOIN)) {
        Object mapJoinOp = mapJoinOptimizer.process(nd, stack, procCtx, nodeOutputs);
        if (mapJoinOp == null) {
            smbJoinOptimizer.process(nd, stack, procCtx, nodeOutputs);
        }
    } else {
        Object sortMergeJoinOp = smbJoinOptimizer.process(nd, stack, procCtx, nodeOutputs);
        if (sortMergeJoinOp == null) {
            mapJoinOptimizer.process(nd, stack, procCtx, nodeOutputs);
        }
    }
    return null;
}