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30 lines
776 B
C++
30 lines
776 B
C++
#pragma once
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#include <Parsers/IParserBase.h>
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#include <Parsers/ExpressionElementParsers.h>
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namespace DB
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{
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struct SettingChange;
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constexpr char QUERY_PARAMETER_NAME_PREFIX[] = "param_";
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/** Query like this:
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* SET name1 = value1, name2 = value2, ...
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*/
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class ParserSetQuery : public IParserBase
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{
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public:
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explicit ParserSetQuery(bool parse_only_internals_ = false) : parse_only_internals(parse_only_internals_) {}
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static bool parseNameValuePair(SettingChange & change, IParser::Pos & pos, Expected & expected);
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protected:
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const char * getName() const override { return "SET query"; }
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bool parseImpl(Pos & pos, ASTPtr & node, Expected & expected) override;
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/// Parse the list `name = value` pairs, without SET.
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bool parse_only_internals;
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};
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}
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