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Define Cascading rollback
The phenomenon where a single transaction failure leads to a series of transaction rollbacks is known as Cascading rollback.
To delete a particular column in a relation which command is used ? To delete a particular column in a relation ALTER command is used.
Scenario 1: Power goes out after the first instruction. What happens?
Analyzing Association Traversal Association Traversal shall be understood properly for the association design explanation. Analyzing association traversal means analyzing tra
example of embedded SQL query
What is it ?
What are the requirements to ensure the objectives of file management principle is realized?
what problems are raised by the database? why is it so controversial? why is data quality an issue?
A database administrator''s responsibilities and data contents
Define Boyce codd normal form A relation schema R is in BCNF with respect to a set F of functional dependencies if, for all functional dependencies in F + of the form.α ->β.
List and also explain the dissimilar stages of DDLC ?
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