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85 lines
2.1 KiB
C++
85 lines
2.1 KiB
C++
#pragma once
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#include <DB/Parsers/ASTExpressionList.h>
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#include <DB/Parsers/ASTFunction.h>
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namespace DB
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{
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/** INSERT запрос
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*/
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class ASTInsertQuery : public IAST
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{
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public:
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String database;
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String table;
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ASTPtr columns;
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String format;
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ASTPtr select;
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/// Идентификатор запроса INSERT. Используется при репликации.
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String insert_id;
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/// Данные для вставки
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const char * data = nullptr;
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const char * end = nullptr;
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ASTInsertQuery() = default;
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ASTInsertQuery(const StringRange range_) : IAST(range_) {}
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/** Получить текст, который идентифицирует этот элемент. */
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String getID() const override { return "InsertQuery_" + database + "_" + table; };
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ASTPtr clone() const override
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{
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ASTInsertQuery * res = new ASTInsertQuery(*this);
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ASTPtr ptr{res};
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res->children.clear();
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if (columns) { res->columns = columns->clone(); res->children.push_back(res->columns); }
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if (select) { res->select = select->clone(); res->children.push_back(res->select); }
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return ptr;
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}
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protected:
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void formatImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const override
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{
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frame.need_parens = false;
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settings.ostr << (settings.hilite ? hilite_keyword : "") << "INSERT INTO " << (settings.hilite ? hilite_none : "")
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<< (!database.empty() ? backQuoteIfNeed(database) + "." : "") << backQuoteIfNeed(table);
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if (!insert_id.empty())
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settings.ostr << (settings.hilite ? hilite_keyword : "") << " ID = " << (settings.hilite ? hilite_none : "")
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<< mysqlxx::quote << insert_id;
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if (columns)
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{
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settings.ostr << " (";
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columns->formatImpl(settings, state, frame);
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settings.ostr << ")";
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}
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if (select)
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{
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settings.ostr << " ";
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select->formatImpl(settings, state, frame);
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}
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else
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{
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if (!format.empty())
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{
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settings.ostr << (settings.hilite ? hilite_keyword : "") << " FORMAT " << (settings.hilite ? hilite_none : "") << format;
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}
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else
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{
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settings.ostr << (settings.hilite ? hilite_keyword : "") << " VALUES" << (settings.hilite ? hilite_none : "");
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}
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}
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}
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};
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}
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