Category: <span>SQL</span>

PL/SQL SQL

When you create a schema, it may be possible that you forget to add some columns or constraints in a table. SQL Alter Table Statement gives you the capability to…

SQL

PL/SQL

PL/SQL architecture defines how the PL/SQL blocks are executed in Oracle. Oracle provides PL/SQL engine that executes the Procedural Language part of a block. When an application program or a…

DBMS PL/SQL

An important aspect of database systems is creation of external schemas for different users and their needs. These are also known as external views for users. One way of doing…

DBMS SQL

DBMS SQL

DBMS SQL