We can execute MS SQL SERVER,MY SQL,MS ACCESS from Oracle SQL Developer.Steps are given below
1.download Oracle SQL Developer from below link
We can connect oracle by Host Name,Port and SID or by TNS details.
3.MY SQL Server connection
a.need to download the MySQL J Connector (JDBC Driver) at the MySQL download site.
b.start SQL Developer and click on the Tools>Preferences>open the Preferences dialog box.
Click on the Add Entry button,select the JAR file and select it to load into Preferences.
c.now we can configure my sql connection like below
4.MS SQL Server connection
a.need to download jTDS from http://sourceforge.net/projects/jtds/. The jtds-1.2-dist.zip file for Microsoft SQL Server.
b.start SQL Developer and click on the Tools>Preferences>open the Preferences dialog box.add below entry
c.now we can configure ms sql connection like below
d.We have to check the Configuration Manager on your SQL Server database to make sure we have TCP/IP enabled,Named pipes and Shared Memory Enabled.
4.MS Access connection
To create a connection for Microsoft Access,we do not require any drivers.we can directly connect a .mdb file.
Hope this is helpful.