What is a database link?
Answers were Sorted based on User's Feedback
Answer / anil_abbireddy
database link establishes a link between two databases
there are 3 type os database links
1. private
2. public
3. network
| Is This Answer Correct ? | 7 Yes | 1 No |
Answer / prabha
consider database DB1 and table TB1
we can able to access TB1 from another Database
Ex . select * from TB1@LINK1
| Is This Answer Correct ? | 0 Yes | 0 No |
It's a named path through which remote database can be
accessed.
| Is This Answer Correct ? | 0 Yes | 1 No |
what is a database transaction? : Sql dba
What is a primary key? Explain
What is cartesian join in sql?
What are pl/sql exceptions? Tell me any three.
How can i insert data inro a table with 3 columns using FORALL?
What are types of indexes in sql?
What is a primary key called that is made up of more than one field?
use of IN/ANY/ALL
how can we destroy the session, how can we unset the variable of a session? : Sql dba
What is %type in pl sql?
If you have to declare procedure1,procedure2 in package specification and if you have to declare procedure1,procedure2 and procedure3 in package body? is it compilation or not and execute or not? what type of error is given please
Write a query to find the names of users that begin with "um" in sql?
Oracle (3259)
SQL Server (4518)
MS Access (429)
MySQL (1402)
Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)
DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)
Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)
Database Management (1411)
Databases AllOther (288)