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sunzesong pushed a change to branch new_series_reader
in repository https://gitbox.apache.org/repos/asf/incubator-iotdb.git.
from e6ff2a5 optimze data query doc
add 6c1cf27 Add Group By design document
No new revisions were added by this update.
Summary of changes:
.../SystemDesign/5-DataQuery/4-AggregationQuery.md | 2 +-
.../SystemDesign/5-DataQuery/5-GroupByQuery.md | 131 +++++++++++++++------
2 files changed, 97 insertions(+), 36 deletions(-)
