What is 1nf 2nf 3nf in dbms?
Answer / Kulveer Singh
1NF (First Normal Form): A table has no repeating groups and each column contains atomic or indivisible values. 2NF (Second Normal Form): A table is in 1NF and every non-key attribute is fully dependent on the primary key. 3NF (Third Normal Form): A table is in 2NF and there are no transitive dependencies.
| Is This Answer Correct ? | 0 Yes | 0 No |
Explain concurrency transparency.
Can I concurrently access a firebird database with embedded and with regular server?
How to specify transaction or query timeout?
Is the internet a database?
Enlist various transaction phases.
What is equi-join?
What are 4 types of models?
How to prevent firebird.log file from filling up the disk partition?
Explain snapshot replication.
What is difference between database and file?
How is data stored in a relational database?
What do you mean by transparent dbms?
Oracle (3253)
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)