Examples with MongoGroupScan org.apache.drill.exec.store.mongo.MongoGroupScan used on opensource projects

Example 1 with MongoGroupScan

use of org.apache.drill.exec.store.mongo.MongoGroupScan in project drill by apache.

the class MongoPluginImplementor method getPhysicalOperator.

@Override
public GroupScan getPhysicalOperator() {
    MongoScanSpec scanSpec = groupScan.getScanSpec();
    List<String> operations = this.operations.stream().map(op -> op.toBsonDocument().toJson()).collect(Collectors.toList());
    String filters = Optional.ofNullable(this.filters).map(Document::toJson).orElse(null);
    MongoScanSpec newSpec = new MongoScanSpec(scanSpec.getDbName(), scanSpec.getCollectionName(), filters, operations);
    return new MongoGroupScan(groupScan.getUserName(), groupScan.getStoragePlugin(), newSpec, columns, runAggregate);
}