What is transport network substrate (tns) in oracle?
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WHEN CURSOR MOVES FROM ONE FORM TO ANOTHER FORM, HOW MANY TRIGGER WILL BE FIRED AND WHAT ARE THEIR SEQUENCE?
Please help me how to write a Query to change the primary key constraint from 1 attribute to another attribute in a table
What is the difference between primary key and unique key and foreign key in oracle?
Q1:code to connect to sql server(database) through jdbc application. Q2:code to connect to Mysql(database) through jdbc application. Q3:code to connect to oracle(database) through jdbc application.
What are the benefits of ordbms?
Is oracle the best database?
what are actual and formal parameters?
What is an Integrity Constrains ?
can any one help me with import/export options in oracle............
How does the on-delete-cascade statement work?
How to rollback the current transaction in oracle?
Explain an exception and its types?