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#pragma once
#include <Parsers/IAST.h>
#include <Parsers/IParserBase.h>
namespace DB
{
namespace ErrorCodes
{
extern const int NOT_IMPLEMENTED;
}
namespace MySQLParser
{
class ASTDeclareReference : public IAST
{
public:
enum MatchKind
{
MATCH_FULL,
MATCH_PARTIAL,
MATCH_SIMPLE
};
enum ReferenceOption
{
RESTRICT,
CASCADE,
SET_NULL,
NO_ACTION,
SET_DEFAULT
};
MatchKind kind;
String reference_table_name;
ASTPtr reference_expression;
ReferenceOption on_delete_option;
ReferenceOption on_update_option;
ASTPtr clone() const override;
String getID(char /*delimiter*/) const override { return "subpartition declaration"; }
protected:
void formatImpl(const FormatSettings & /*settings*/, FormatState & /*state*/, FormatStateStacked /*frame*/) const override
{
throw Exception(ErrorCodes::NOT_IMPLEMENTED, "Method formatImpl is not supported by MySQLParser::ASTDeclareReference.");
}
};
class ParserDeclareReference : public IParserBase
{
protected:
const char * getName() const override { return "reference declaration"; }
bool parseImpl(Pos & pos, ASTPtr & node, Expected & expected) override;
};
}
}
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