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#include <Parsers/ASTDropQuery.h>
#include <Common/quoteString.h>
#include <IO/Operators.h>
namespace DB
{
namespace ErrorCodes
{
extern const int SYNTAX_ERROR;
}
String ASTDropQuery::getID(char delim) const
{
if (kind == ASTDropQuery::Kind::Drop)
return "DropQuery" + (delim + getDatabase()) + delim + getTable();
else if (kind == ASTDropQuery::Kind::Detach)
return "DetachQuery" + (delim + getDatabase()) + delim + getTable();
else if (kind == ASTDropQuery::Kind::Truncate)
return "TruncateQuery" + (delim + getDatabase()) + delim + getTable();
else
throw Exception(ErrorCodes::SYNTAX_ERROR, "Not supported kind of drop query.");
}
ASTPtr ASTDropQuery::clone() const
{
auto res = std::make_shared<ASTDropQuery>(*this);
cloneOutputOptions(*res);
cloneTableOptions(*res);
return res;
}
void ASTDropQuery::formatQueryImpl(const FormatSettings & settings, FormatState &, FormatStateStacked) const
{
settings.ostr << (settings.hilite ? hilite_keyword : "");
if (kind == ASTDropQuery::Kind::Drop)
settings.ostr << "DROP ";
else if (kind == ASTDropQuery::Kind::Detach)
settings.ostr << "DETACH ";
else if (kind == ASTDropQuery::Kind::Truncate)
settings.ostr << "TRUNCATE ";
else
throw Exception(ErrorCodes::SYNTAX_ERROR, "Not supported kind of drop query.");
if (temporary)
settings.ostr << "TEMPORARY ";
if (!table && database)
settings.ostr << "DATABASE ";
else if (is_dictionary)
settings.ostr << "DICTIONARY ";
else if (is_view)
settings.ostr << "VIEW ";
else
settings.ostr << "TABLE ";
if (if_exists)
settings.ostr << "IF EXISTS ";
settings.ostr << (settings.hilite ? hilite_none : "");
if (!table && database)
settings.ostr << backQuoteIfNeed(getDatabase());
else
settings.ostr << (database ? backQuoteIfNeed(getDatabase()) + "." : "") << backQuoteIfNeed(getTable());
formatOnCluster(settings);
if (permanently)
settings.ostr << " PERMANENTLY";
if (sync)
settings.ostr << (settings.hilite ? hilite_keyword : "") << " SYNC" << (settings.hilite ? hilite_none : "");
}
}
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