Explain the role of metadata for the three-layer architecture.
No Answer is Posted For this Question
Be the First to Post Answer
Define "correlated subqueries".
Is access a database?
How to export data from database and import into another?
Define truncate and delete commands?
Who has the largest database?
Can I use google sheets as a database?
You loss one datafile and DB is running in ARCHIVELOG mode. You have full database backup of 1 week old and partial backup of this datafile which is just 1 day old. From which backup should you restore this file?
What is index hunting and how does it help in improving query performance?
Explain the term generalization.
What is data redundancy in dbms?
How many types of database languages are?
How many rows can a database hold?
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)