I'm new to Postgres and have a database with multiple tables of the same structure. I need to select data from each table that matches certain criteria. I could ... ... <看更多>

If you are just exploring loops - you can assign multiple variables: ... _ids[1]; END LOOP; END; $$ LANGUAGE plpgsql; postgres=# SELECT ... ... <看更多>

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PostgreSQL trigger: loop through the columns of the source table - gist:3081382. ... FOR _name IN SELECT column_name FROM information_schema. ... <看更多>