Method executeToTable

src/Interpreters/InterpreterUndropQuery.cpp:47–79

}

BlockIO InterpreterUndropQuery::executeToTable(ASTUndropQuery & query)
{
    auto table_id = StorageID(query);

    auto context = getContext();
    if (table_id.database_name.empty())
    {
        table_id.database_name = context->getCurrentDatabase();
        query.setDatabase(table_id.database_name);
    }

    auto guard = DatabaseCatalog::instance().getDDLGuard(table_id.database_name, table_id.table_name, nullptr);

    auto database = DatabaseCatalog::instance().getDatabase(table_id.database_name);
    if (database->getEngineName() == "Replicated")
        throw Exception(ErrorCodes::SUPPORT_IS_DISABLED, "Replicated database does not support UNDROP query");
    if (database->isTableExist(table_id.table_name, getContext()))
        throw Exception(
            ErrorCodes::TABLE_ALREADY_EXISTS, "Cannot undrop table, {} already exists", table_id);

    database->checkMetadataFilenameAvailability(table_id.table_name);

#if CLICKHOUSE_CLOUD
    if (SharedDatabaseCatalog::shouldReplicateQuery(getContext(), query_ptr))
    {
        SharedDatabaseCatalog::instance().undropTable(database->getUUID(), table_id.table_name);
        return {};
    }
#endif

    DatabaseCatalog::instance().undropTable(table_id);
    return {};
}

AccessRightsElements InterpreterUndropQuery::getRequiredAccessForDDLOnCluster() const
{