Subquery in Oracle:
Sub queries are one of advance queries in oracle.
Types of advance queries:
• Sub Queries
• Hierarchical Queries
• Set Operators
Sub queries are know as the query called from another query or another subquery. It can …
Using SQL Scripts we can save all the SQL queries as files that we use very frequently on our database later point of time. This is one of the feature present under SQL Workshop in Oracle Application Express.
This video shows setup options and the basic steps and syntax for duplicating (cloning) a database from one instance to another. Examples are given for duplicating to the same machine and to different machines