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35 lines
894 B
C++
35 lines
894 B
C++
#pragma once
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#include <Parsers/IAST.h>
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#include <Parsers/ASTExpressionList.h>
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namespace DB
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{
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/// AST for single dictionary attribute in dictionary DDL query
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class ASTDictionaryAttributeDeclaration : public IAST
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{
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public:
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/// Attribute name
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String name;
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/// Attribute type
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ASTPtr type;
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/// Attribute default value
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ASTPtr default_value;
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/// Attribute expression
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ASTPtr expression;
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/// Is atribute mirrored to the parent identifier
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bool hierarchical;
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/// Flag that shows whether the id->attribute image is injective
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bool injective;
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/// MongoDB object ID
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bool is_object_id;
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String getID(char delim) const override { return "DictionaryAttributeDeclaration" + (delim + name); }
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ASTPtr clone() const override;
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void formatImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const override;
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};
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}
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