select
-- times out when using DISTINCT
-- count(distinct page_id, el_to) as... |
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-- select count(distinct page_id, el_to) as cnt from page
select count(*) as... |
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select count(distinct page_id, el_to) as cnt from page
inner join... |
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explain select count(distinct page_id, el_to) as cnt from externallinks,... |
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select foo from bar; |
5 years ago |