Configuration
EXPLAIN Output
The output of [`EXPLAIN`](#docs:sql:statements:profiling) can be configured to show only the physical plan.  
The default configuration of `EXPLAIN`:  
```sql
SET explain_output = 'physical_only';
```  
To only show the optimized query plan:  
```sql
SET explain_output = 'optimized_only';
```  
To show all query plans:  
```sql
SET explain_output = 'all';
```