Answers for "how to add not null constraint in oracle"

Change A filed to not null

ALTER TABLE
  clients
ALTER COLUMN
  phone
    NVARCHAR(20) NOT NULL;

Posted by: Guest on March-19-2020

oracle alter table add not null constraint

ALTER TABLE table_name MODIFY ( column_name NOT NULL);
Code language: SQL (Structured Query Language) (sql)

Posted by: Guest on April-21-2021

Code answers related to "how to add not null constraint in oracle"