Why is a primary key important?
No Answer is Posted For this Question
Be the First to Post Answer
Explain the commit statement.
How to get the 3rd column(i.e all the data along with the column name)in a table?
Is left join and outer join same?
Explain the concept of normalization.
What is the need of merge statement?
Write a query to find second highest salary of an employee.
What is the plv (pl/vision) package offers?
What are the packages in pl sql?
How many types of tables are there?
Is left join faster than join?
define different types of trigger. : Sql dba
Can ddl statements be used in pl/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)