-- with query as (select 'иван иван' as val), -- with query as (select 'Пет таль' as val), with query as (select 'иван иван' as val), matching as ( select coalesce(lower(split_part(query.val::text, ' ', 1)), '') as arg1, coalesce(lower(split_part(query.val::text, ' ', 2)), '') as arg2, coalesce(lower(split_part(query.val::text, ' ', 3)), '') as arg3 from query), pattern as (select '%' || concat_ws('%', arg1, arg2, arg3) as val from matching) select u.* from users u join pattern on concat_ws(' ', lower(u.last_name), lower(u.first_name), lower(u.middle_name)) like pattern.val::text;
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