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What is the main difference between read-only and update methods? A read-only method does not affect the values of a variable in an object, whereas an update method may alter t
I am using Siteground. And my database is full of limit so need someone who reduces the data which no need. This is very simple and simple task. Skills required are Databa
Why a report generator is used ? Report generator is used for print files on paper.
why three level architecture had been developed/
i am required to come up with entities relationships, optionality and cardinality from a scenario. there is a night club and bookings for a musician band
The figure below depicts the conceptual diagram of a banking system. (a) Describe one example relevant to the system in figure, for each of the 4 types of enterprise appl
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
What is Relational Algebra? Relational algebra is a Procedural query Language?
Column Constraints: NOT NULL, UNIQUE, CHECK, PRIMARY KEY, DEFAULT, REFERENCES, On delete Cascade : Using this key whenever a parent row is removed in a referenced
What is called mirroring? The simplest approach to introducing redundancy is to duplicate each disk. This method is called mirroring or shadowing.
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