ERROR: insert or update on table "orders" violates foreign key constraint "orders_customer_id_fkey", it means the violation occurred on orders table with the orders_customer_id_fkey constraint.information_schema to review the details of the foreign key constraint. Replace your_constraint_name with the actual constraint name identified in step 1.SELECT *
FROM information_schema.table_constraints
WHERE constraint_name = 'your_constraint_name';
customer_id in the orders table referencing id in the customers table, check if the customer_id you are trying to insert/update in orders exists in customers.SELECT *
FROM referenced_table
WHERE id NOT IN (SELECT distinct foreign_key_column FROM referencing_table);
referenced_table, id, foreign_key_column, and referencing_table with your actual table names and column names.This immediate action plan focuses on diagnosing and fixing the specific issue causing the foreign key violation error in a Postgres database, assuming no database administrator is available to assist.
(Perfect for DevOps & SREs)
(Perfect for DevOps & SREs)



