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Fixed error with StorageBuffer and automatic moving conditions to PREWHERE [#METR-20257].

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This commit is contained in:
Alexey Milovidov 2016-03-04 05:54:26 +03:00
parent cd7b937342
commit d1aee1d615
1 changed files with 7 additions and 1 deletions
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8
dbms/src/Storages/StorageBuffer.cpp
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@ -125,7 +125,13 @@ BlockInputStreams StorageBuffer::read(
if (destination.get() == this)
throw Exception("Destination table is myself. Read will cause infinite loop.", ErrorCodes::INFINITE_LOOP);
streams_from_dst = destination->read(column_names, query, context, settings, processed_stage, max_block_size, threads);
/** Отключаем оптимизацию "перенос в PREWHERE",
* так как Buffer не поддерживает PREWHERE.
*/
Settings modified_settings = settings;
modified_settings.optimize_move_to_prewhere = false;
streams_from_dst = destination->read(column_names, query, context, modified_settings, processed_stage, max_block_size, threads);
}
BlockInputStreams streams_from_buffers;