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__all__ = ['ExplainDetail']
class ExplainDetail(object):
"""
ExplainDetail defines the types of details for explain result.
.. versionadded:: 1.11.0
"""
# The cost information on physical rel node estimated by optimizer.
# e.g. TableSourceScan(..., cumulative cost = {1.0E8 rows, 1.0E8 cpu, 2.4E9 io, 0.0 network,
# 0.0 memory}
ESTIMATED_COST = 0
# The changelog mode produced by a physical rel node.
# e.g. GroupAggregate(..., changelogMode=[I,UA,D])
CHANGELOG_MODE = 1