Examples with ProjectionBlock com.linkedin.pinot.core.operator.blocks.ProjectionBlock used on opensource projects

Example 6 with ProjectionBlock

use of com.linkedin.pinot.core.operator.blocks.ProjectionBlock in project pinot by linkedin.

the class MProjectionOperator method getNextBlock.

@Override
public ProjectionBlock getNextBlock() {
    DocIdSetBlock docIdSetBlock = (DocIdSetBlock) _docIdSetOperator.nextBlock();
    if (docIdSetBlock == null) {
        _currentBlock = null;
    } else {
        _blockMap.put("_docIdSet", docIdSetBlock);
        for (String column : _columnToDataSourceMap.keySet()) {
            _blockMap.put(column, _columnToDataSourceMap.get(column).nextBlock(new BlockId(0)));
        }
        _currentBlock = new ProjectionBlock(_blockMap, _dataBlockCache, docIdSetBlock);
    }
    return _currentBlock;
}