What is the difference between couchdb and rdbms?
Does facebook still use mysql?
How do I check if log truncation is blocked in sybase?
What is merge in oracle?
Define truncate and delete commands?
when would you go for denormalization? : Sql server database administration
What is cluster in postgresql?
How much memory does postgresql need?
Define database lock and its types.
What is normalization? What number of normalization shapes are there?
What changes in the front end code is needed if mirroring is implemented for the high availability? : sql server database administration
What is the difference between star flake and snow flake schema?
How large can a postgresql database be?
Explain what is lock escalation?
What are the differences between number and binary_float in oracle?