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What are the two statements regarding transaction?
The two statements regarding transaction of the form are:-
A) Begin transaction
B) End transaction
what is meant semantic query optimization? how does it differ from other query optimization techniques?
Project Description: We have an encrypted HSQL Database which we want to change into csv format. HSQL DB . We have java application (jar file) which reads that database but n
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
The Second Normal Form (2NF) Definition: A relation is in 2NF if it is in 1NF and each non-key attribute is fully dependent on each candidate key of the relation. Some of th
What are the requirements to ensure the objectives of file management principle is realized?
What are the typical phases of query processing
i want notes on this topic
Which is another name for weak entity? Child is another name of weak entity.
Data Control The data control mostly refers to commands that permit system and data privileges to be passed to several users. These commands are usually available to database admi
vertical fragmentation
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