void ASTAlterQuery::formatQueryImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const
{
frame.need_parens = false;
std::string indent_str = settings.one_line ? "" : std::string(4u * frame.indent, ' ');
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << "ALTER TABLE " << (settings.hilite ? hilite_none : "");
if (!table.empty())
{
if (!database.empty())
{
settings.ostr << indent_str << backQuoteIfNeed(database);
settings.ostr << ".";
}
settings.ostr << indent_str << backQuoteIfNeed(table);
}
formatOnCluster(settings);
settings.ostr << settings.nl_or_ws;
FormatStateStacked frame_nested = frame;
frame_nested.need_parens = false;
++frame_nested.indent;
static_cast<IAST *>(command_list)->formatImpl(settings, state, frame_nested);
}
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("Not supported kind of drop query.", ErrorCodes::SYNTAX_ERROR);
settings.ostr << ((table.empty() && !database.empty()) ? "DATABASE " : "TABLE ");
if (if_exists)
settings.ostr << "IF EXISTS ";
settings.ostr << (settings.hilite ? hilite_none : "");
if (table.empty() && !database.empty())
settings.ostr << backQuoteIfNeed(database);
else
settings.ostr << (!database.empty() ? backQuoteIfNeed(database) + "." : "") << backQuoteIfNeed(table);
formatOnCluster(settings);
}
void ASTAlterQuery::formatQueryImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const
{
frame.need_parens = false;
std::string indent_str = settings.one_line ? "" : std::string(4u * frame.indent, ' ');
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << "ALTER TABLE " << (settings.hilite ? hilite_none : "");
if (!table.empty())
{
if (!database.empty())
{
settings.ostr << indent_str << backQuoteIfNeed(database);
settings.ostr << ".";
}
settings.ostr << indent_str << backQuoteIfNeed(table);
}
formatOnCluster(settings);
settings.ostr << settings.nl_or_ws;
for (size_t i = 0; i < parameters.size(); ++i)
{
const ASTAlterQuery::Parameters & p = parameters[i];
if (p.type == ASTAlterQuery::ADD_COLUMN)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << "ADD COLUMN " << (settings.hilite ? hilite_none : "");
p.col_decl->formatImpl(settings, state, frame);
/// AFTER
if (p.column)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << " AFTER " << (settings.hilite ? hilite_none : "");
p.column->formatImpl(settings, state, frame);
}
}
else if (p.type == ASTAlterQuery::DROP_COLUMN)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str
<< (p.clear_column ? "CLEAR " : "DROP ") << "COLUMN " << (settings.hilite ? hilite_none : "");
p.column->formatImpl(settings, state, frame);
if (p.partition)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str<< " IN PARTITION " << (settings.hilite ? hilite_none : "");
p.partition->formatImpl(settings, state, frame);
}
}
else if (p.type == ASTAlterQuery::MODIFY_COLUMN)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << "MODIFY COLUMN " << (settings.hilite ? hilite_none : "");
p.col_decl->formatImpl(settings, state, frame);
}
else if (p.type == ASTAlterQuery::MODIFY_PRIMARY_KEY)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << "MODIFY PRIMARY KEY " << (settings.hilite ? hilite_none : "");
settings.ostr << "(";
p.primary_key->formatImpl(settings, state, frame);
settings.ostr << ")";
}
else if (p.type == ASTAlterQuery::DROP_PARTITION)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << (p.detach ? "DETACH" : "DROP") << " PARTITION "
<< (settings.hilite ? hilite_none : "");
p.partition->formatImpl(settings, state, frame);
}
else if (p.type == ASTAlterQuery::ATTACH_PARTITION)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << "ATTACH "
<< (p.part ? "PART " : "PARTITION ") << (settings.hilite ? hilite_none : "");
p.partition->formatImpl(settings, state, frame);
}
else if (p.type == ASTAlterQuery::FETCH_PARTITION)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << "FETCH "
<< "PARTITION " << (settings.hilite ? hilite_none : "");
p.partition->formatImpl(settings, state, frame);
settings.ostr << (settings.hilite ? hilite_keyword : "")
<< " FROM " << (settings.hilite ? hilite_none : "") << std::quoted(p.from, '\'');
}
else if (p.type == ASTAlterQuery::FREEZE_PARTITION)
{
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << "FREEZE PARTITION " << (settings.hilite ? hilite_none : "");
p.partition->formatImpl(settings, state, frame);
if (!p.with_name.empty())
{
settings.ostr << " " << (settings.hilite ? hilite_keyword : "") << "WITH NAME" << (settings.hilite ? hilite_none : "")
<< " " << std::quoted(p.with_name, '\'');
}
}
else
throw Exception("Unexpected type of ALTER", ErrorCodes::UNEXPECTED_AST_STRUCTURE);
std::string comma = (i < (parameters.size() -1) ) ? "," : "";
settings.ostr << (settings.hilite ? hilite_keyword : "") << indent_str << comma << (settings.hilite ? hilite_none : "");
settings.ostr << settings.nl_or_ws;
}
}