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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 …
Configuring and using Oracle Database Gateway for ODBC
First, a brief summary of what a Database Gateway is. A Gateway is a set of driver agents and configurations that allow an Oracle database to communicate with other platforms…
This video shows, step by step, how to configure Oracle Heterogeneous Services via the Generic Gateway Agent in order to make a connection from an Oracle session and access a remote SQL Server database table.