alter column in table postgres
ALTER TABLE table_name
ALTER COLUMN column_name TYPE column_definition;alter column in table postgres
ALTER TABLE table_name
ALTER COLUMN column_name TYPE column_definition;alter constraint postgres
/* Drop your constraint */
alter table yourtable drop constraint constraint_name;
/* Create new constraint */
alter table yourtable add constraint "constraint_name" FOREIGN KEY (some_id) REFERENCES yourtable(some_id) on delete cascade;Copyright © 2021 Codeinu
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