2019-05-18 21:07:23 +00:00
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#pragma once
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#include <Core/Names.h>
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#include <Parsers/IAST_fwd.h>
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namespace DB
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{
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class ASTQueryParameter;
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/// Get prepared statements in query, replace ASTQueryParameter with ASTLiteral.
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class ReplaceQueryParameterVisitor
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{
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public:
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2019-05-25 13:43:52 +00:00
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ReplaceQueryParameterVisitor(const NameToNameMap & parameters)
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: parameters_substitution(parameters)
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2019-05-18 21:07:23 +00:00
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{}
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void visit(ASTPtr & ast);
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private:
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2019-05-25 13:43:52 +00:00
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const NameToNameMap parameters_substitution;
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2019-05-18 21:07:23 +00:00
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String getParamValue(const String & name);
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2019-06-14 16:15:14 +00:00
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void visitQueryParameters(ASTPtr & ast);
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2019-05-18 21:07:23 +00:00
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};
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}
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