○ Total Cost 10.5
○ Planning Time: 8.12 ms
○ Execution Time: 2.78 ms
┬
│
├─⌠ Seq Scan slowest costliest largest
│ │ Finds relevant records by sequentially scanning the
│ │ input record set. When reading from a table, Seq
│ │ Scans (unlike Index Scans) perform a single read
│ │ operation (only the table is read).
│ │ ○ Duration: 0.26 ms 9.4%
│ │ ○ Cost: 10.50 ms 100.0%
│ │ ○ Rows: 11
│ │ on public coaches
│ │ rows Overestimated by 4.55x
│ ⌡► coaches.id + coaches.first_name + coaches.last_name