explain-overhead.sql

text/x-sql

Filename: explain-overhead.sql

Type: text/x-sql

Part: 1

Message: Timing overhead and Linux clock sources

\timing

-- Count Time
select count(*) from customers;
select count(*) from customers;
select count(*) from customers;

-- EXPLAIN ANALYZE Count Time
explain analyze select count(*) from customers;
explain analyze select count(*) from customers;
explain analyze select count(*) from customers;