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38 lines
640 B
C++
38 lines
640 B
C++
#pragma once
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#include <vector>
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#include <Core/Block.h>
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namespace DB
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{
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/** Common part for implementation of MySQLBlockInputStream, MongoDBBlockInputStream and others.
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*/
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struct ExternalResultDescription
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{
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enum struct ValueType
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{
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vtUInt8,
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vtUInt16,
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vtUInt32,
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vtUInt64,
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vtInt8,
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vtInt16,
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vtInt32,
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vtInt64,
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vtFloat32,
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vtFloat64,
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vtString,
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vtDate,
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vtDateTime,
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vtUUID,
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};
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Block sample_block;
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std::vector<std::pair<ValueType, bool /* is_nullable */>> types;
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void init(const Block & sample_block_);
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};
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}
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