alter table rename column in oracle database

Oracle allows you to rename existing columns in a table. Use the RENAME COLUMN clause of the ALTER TABLE statement to rename column i,e alter table rename column in oracle Syntax ALTER TABLE table_name RENAME COLUMN old_name to new_name; Let’s see this example SQL> CREATE TABLE DEPT_MASTER ( dept_nr NUMBER UNIQUE, dept_name varchar2(100) NOT NULL, dept_status NUMBER(1,0) NOT NULL,

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Top 10 Oracle Database Security Best Practices

Critical data are stored in database and data leaks can jeopardize the organization. So database security is very important. Database Security has always been a concern for a Database Administrator. However, Oracle Database is very much secure, even then there are gaps which has to be filled by DBA to make Oracle Database Secure. Oracle

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