2011-11-05 23:31:19 +00:00
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#pragma once
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#include <DB/Parsers/IAST.h>
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namespace DB
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{
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/** DROP запрос
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*/
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class ASTDropQuery : public IAST
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{
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public:
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bool detach; /// Запрос DETACH, а не DROP.
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bool if_exists;
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String database;
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String table;
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ASTDropQuery() {}
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ASTDropQuery(StringRange range_) : IAST(range_), detach(false), if_exists(false) {}
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/** Получить текст, который идентифицирует этот элемент. */
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String getID() { return (detach ? "DetachQuery_" : "DropQuery_") + database + "_" + table; };
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2011-12-12 06:15:34 +00:00
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ASTPtr clone() const { return new ASTDropQuery(*this); }
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2011-11-05 23:31:19 +00:00
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};
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}
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