示例#1
0
 @Override
 public double estimateRowCount(RelMetadataQuery mq) {
   return RelMdUtil.estimateFilteredRows(getInput(), program, mq);
 }
示例#2
0
 @Override
 public double estimateRowCount(RelMetadataQuery mq) {
   return Util.first(RelMdUtil.getSemiJoinRowCount(mq, left, right, joinType, condition), 1D);
 }