Classes bad_field_access buffer_params connection date datetime diagnostics error_with_diagnostics execution_state field field_view handshake_params metadata results row row_view rows rows_view statement Type aliases blob blob_view days error_code metadata_collection_view string_view tcp_connection tcp_ssl_connection time unix_connection unix_ssl_connection Enumerations client_errc column_type common_server_errc field_kind metadata_mode ssl_mode Constants default_port default_port_string max_date min_date max_datetime min_datetime max_time min_time Functions get_client_category get_common_server_category get_mysql_server_category get_mariadb_server_category make_error_code throw_on_error Concepts FieldLikeTuple FieldViewFwdIterator SocketStream Stream