Untitled
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sql
a year ago
431 B
4
Indexable
-- Slow Query, Because we're applying OR clauses on different indexes SELECT e.Id FROM employees e WHERE e.Foo = 'X' OR F(e.Baz); -- 2 Queries that we run in Parallel to speed up the response time on backend side. SELECT e.Id FROM employees e WHERE e.Foo = 'X'; SELECT e.Id FROM employees e WHERE F(e.Baz); -- Actual Solution (SELECT e.Id FROM employees e WHERE e.Foo = 'X') UNION (SELECT e.Id FROM employees e WHERE F(e.Baz));
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