Is a primary key unique?
No Answer is Posted For this Question
Be the First to Post Answer
Mention the different types of replication in sql server.
When we can say that is in BCNF?
i use few third party softwares. they r all having their own databases . but the data is repeated in all these databases - say a person is in all the three databases, but his name is stoared in diff format in all databases i want to create a centralised database ,and i dont want to re-enter the records . using the exisating records how can i build a centralised database?
Explain database normalization?
Write a program to fetch first 10 records from a file?
What is difference between inner join and join?
What is the recovery model?
What is the difference between WHERE AND IN? OR 1. SELECT * FROM EMPLOYEE WHERE EMPID=123 2. SELECT * FROM EMPLOYEE WHERE EMPID IN (123) WHAT IS THE DIFFERENCE?
What is Primary key and foreign key? Give an example
Delete duplicate records from the table?(Table must have unique id)
7 Answers TCS, Thomson Reuters,
Which database stores information about replication?
Are resultset updatable?
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)