$ explain ( analyze on, format xml ) select * from pg_class limit 1;
QUERY PLAN
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<explain xmlns="http://www.postgresql.org/2009/explain"> +
<Query> +
<Plan> +
<Node-Type>Limit</Node-Type> +
<Startup-Cost>0.00</Startup-Cost> +
<Total-Cost>0.04</Total-Cost> +
<Plan-Rows>1</Plan-Rows> +
<Plan-Width>194</Plan-Width> +
<Actual-Startup-Time>0.007</Actual-Startup-Time> +
<Actual-Total-Time>0.008</Actual-Total-Time> +
<Actual-Rows>1</Actual-Rows> +
<Actual-Loops>1</Actual-Loops> +
<Plans> +
<Plan> +
<Node-Type>Seq Scan</Node-Type> +
<Parent-Relationship>Outer</Parent-Relationship>+
<Relation-Name>pg_class</Relation-Name> +
<Alias>pg_class</Alias> +
<Startup-Cost>0.00</Startup-Cost> +
<Total-Cost>10.81</Total-Cost> +
<Plan-Rows>281</Plan-Rows> +
<Plan-Width>194</Plan-Width> +
<Actual-Startup-Time>0.006</Actual-Startup-Time>+
<Actual-Total-Time>0.006</Actual-Total-Time> +
<Actual-Rows>1</Actual-Rows> +
<Actual-Loops>1</Actual-Loops> +
</Plan> +
</Plans> +
</Plan> +
<Triggers> +
</Triggers> +
<Total-Runtime>0.044</Total-Runtime> +
</Query> +
</explain>
(1 row)