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495c6e03aa
* Replace all Context references with std::weak_ptr * Fix shared context captured by value * Fix build * Fix Context with named sessions * Fix copy context * Fix gcc build * Merge with master and fix build * Fix gcc-9 build
37 lines
881 B
C++
37 lines
881 B
C++
#pragma once
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#include <Core/Names.h>
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#include <Core/Block.h>
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#include <Interpreters/Context_fwd.h>
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namespace DB
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{
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class IFunctionOverloadResolver;
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using FunctionOverloadResolverPtr = std::shared_ptr<IFunctionOverloadResolver>;
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class ArrayJoinAction
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{
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public:
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NameSet columns;
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bool is_left = false;
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bool is_unaligned = false;
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/// For unaligned [LEFT] ARRAY JOIN
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FunctionOverloadResolverPtr function_length;
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FunctionOverloadResolverPtr function_greatest;
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FunctionOverloadResolverPtr function_arrayResize;
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/// For LEFT ARRAY JOIN.
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FunctionOverloadResolverPtr function_builder;
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ArrayJoinAction(const NameSet & array_joined_columns_, bool array_join_is_left, ContextPtr context);
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void prepare(ColumnsWithTypeAndName & sample) const;
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void execute(Block & block);
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};
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using ArrayJoinActionPtr = std::shared_ptr<ArrayJoinAction>;
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}
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