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#pragma once
#include <Parsers/IParserBase.h>
namespace DB
{
/** Query like this:
* CREATE [UNIQUE] INDEX [IF NOT EXISTS] name ON [db].name (expression) TYPE type GRANULARITY value
*/
class ParserCreateIndexQuery : public IParserBase
{
protected:
const char * getName() const override { return "CREATE INDEX query"; }
bool parseImpl(Pos & pos, ASTPtr & node, Expected & expected) override;
};
/** Parser for index declaration in create index, where name is ignored. */
class ParserCreateIndexDeclaration : public IParserBase
{
public:
ParserCreateIndexDeclaration() = default;
protected:
const char * getName() const override { return "index declaration in create index"; }
bool parseImpl(Pos & pos, ASTPtr & node, Expected & expected) override;
};
}
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