Infinidat/infi.clickhouse_orm
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Merge fedd6c6020 into 09aeddf677

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Christian Pedersen 2022-07-24 09:20:08 -03:00 committed by GitHub
commit cd792762d8
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1 changed files with 14 additions and 2 deletions
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src/infi/clickhouse_orm/query.py
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@ -540,8 +540,20 @@ class QuerySet(object):
Adds a FINAL modifier to table, meaning data will be collapsed to final version. Adds a FINAL modifier to table, meaning data will be collapsed to final version.
Can be used with the `CollapsingMergeTree` and `ReplacingMergeTree` engines only. Can be used with the `CollapsingMergeTree` and `ReplacingMergeTree` engines only.
""" """
from .engines import CollapsingMergeTree, ReplacingMergeTree from .engines import CollapsingMergeTree, ReplacingMergeTree, Distributed
if not isinstance(self._model_cls.engine, (CollapsingMergeTree, ReplacingMergeTree)):
_engine = self._model_cls.engine
if isinstance(_engine, (Distributed)):
# find the "real" engine for the Distributed table
children = self._model_cls.mro()
for child in children:
# we asume the first that is not Distributed is the child.
if isinstance(child.engine, (Distributed)): continue
_engine = child.engine
break
if not isinstance(_engine, (CollapsingMergeTree, ReplacingMergeTree)):
raise TypeError('final() method can be used only with the CollapsingMergeTree and ReplacingMergeTree engines') raise TypeError('final() method can be used only with the CollapsingMergeTree and ReplacingMergeTree engines')
qs = copy(self) qs = copy(self)