På onsdag 17. juni 2020 kl. 00:05:26, skrev Justin Pryzby <pry...@telsasoft.com <mailto:pry...@telsasoft.com>>: On Tue, Jun 16, 2020 at 08:35:31PM +0000, Nagaraj Raj wrote: > I wrote a simple query, and it is taking too long, not sure what is wrong in it, even its not giving EXPLAIN ANALYZE. > > select T0."physical_address_sid", T0."individual_entity_proxy_id", T2."infrrd_hh_rank_nbr" > from "cms_prospects".PROSPECT T0 > --inner join "sas_prs_tmp".DEDUPE3583E3F18 T1 on T0."individual_entity_proxy_id" = T1."individual_entity_proxy_id" > left join "cms_prospects".INDIVIDUAL_DEMOGRAPHIC T2 on T0."individual_entity_proxy_id" = T2."individual_entity_proxy_id"
Pardon me for saying so, but this query seems silly. It's self-joining a table on its PK, which I don't think could ever be useful. Where is the self-join? -- Andreas Joseph Krogh
