renaming column postgres code example

Example 1: rename table postgres

ALTER TABLE table_name
RENAME TO new_table_name;

Example 2: postgresql change column type

ALTER TABLE assets ALTER COLUMN name TYPE VARCHAR;

Example 3: rename column postgres

ALTER TABLE customers 
RENAME COLUMN name TO customer_name;

ALTER TABLE customers
RENAME COLUMN phone TO contact_phone;

Example 4: how to update column name in psql

ALTER TABLE order_details
  RENAME TO order_information;

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