QUERY PLAN                           
----------------------------------------------------------------
 <explain xmlns="http://www.postgresql.org/2009/explain">      +
   <Query>                                                     +
     <Plan>                                                    +
       <Node-Type>Aggregate</Node-Type>                        +
       <Strategy>Sorted</Strategy>                             +
       <Partial-Mode>Simple</Partial-Mode>                     +
       <Parallel-Aware>false</Parallel-Aware>                  +
       <Startup-Cost>33.56</Startup-Cost>                      +
       <Total-Cost>40.39</Total-Cost>                          +
       <Plan-Rows>4</Plan-Rows>                                +
       <Plan-Width>9</Plan-Width>                              +
       <Group-Key>                                             +
         <Item>pg_class.relkind</Item>                         +
       </Group-Key>                                            +
       <Plans>                                                 +
         <Plan>                                                +
           <Node-Type>Sort</Node-Type>                         +
           <Parent-Relationship>Outer</Parent-Relationship>    +
           <Parallel-Aware>false</Parallel-Aware>              +
           <Startup-Cost>33.56</Startup-Cost>                  +
           <Total-Cost>34.53</Total-Cost>                      +
           <Plan-Rows>388</Plan-Rows>                          +
           <Plan-Width>1</Plan-Width>                          +
           <Sort-Key>                                          +
             <Item>pg_class.relkind</Item>                     +
           </Sort-Key>                                         +
           <Plans>                                             +
             <Plan>                                            +
               <Node-Type>Seq Scan</Node-Type>                 +
               <Parent-Relationship>Outer</Parent-Relationship>+
               <Parallel-Aware>false</Parallel-Aware>          +
               <Relation-Name>pg_class</Relation-Name>         +
               <Alias>pg_class</Alias>                         +
               <Startup-Cost>0.00</Startup-Cost>               +
               <Total-Cost>16.88</Total-Cost>                  +
               <Plan-Rows>388</Plan-Rows>                      +
               <Plan-Width>1</Plan-Width>                      +
             </Plan>                                           +
           </Plans>                                            +
         </Plan>                                               +
       </Plans>                                                +
     </Plan>                                                   +
   </Query>                                                    +
 </explain>
(1 row)