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$ explain ( analyze on, format yaml ) select * from pg_class limit 1;
              QUERY PLAN              
--------------------------------------
 - Plan:                             +
     Node Type: "Limit"              +
     Startup Cost: 0.00              +
     Total Cost: 0.04                +
     Plan Rows: 1                    +
     Plan Width: 194                 +
     Actual Startup Time: 0.010      +
     Actual Total Time: 0.010        +
     Actual Rows: 1                  +
     Actual Loops: 1                 +
     Plans:                          +
       - Node Type: "Seq Scan"       +
         Parent Relationship: "Outer"+
         Relation Name: "pg_class"   +
         Alias: "pg_class"           +
         Startup Cost: 0.00          +
         Total Cost: 10.81           +
         Plan Rows: 281              +
         Plan Width: 194             +
         Actual Startup Time: 0.007  +
         Actual Total Time: 0.007    +
         Actual Rows: 1              +
         Actual Loops: 1             +
   Triggers:                         +
   Total Runtime: 0.124
(1 row)