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Do NOT use the timestamp type. Use separate date and time data types only. Figure out how to define an SQL insert statement that uses built-in SQL (or MySQL) functions to define the date and the time on an insert. Do not set the MySQL data or time using PHP functions: use only (SQL) MySQL functions embedded in your SQL commands submitted by your script.
Describe the iterative and incremental life cycle For an iterative and incremental life cycle, two criteria are process and time. The main components of showing a project devel
Give a sample of the Dynamic Model. The sample of dynamic model is given below: Dynamic model for the car: Brake and Accelerator Brake or Applies Accelerator
What is primary Key Explain? Primary Key - Primary key is one of the candidate keys. It should be selected such in which its attribute values are never, or very rarely, chang
Task Partitioning, Sequencing and Project Planning The tasks required for the service might be broadly partitioned into: 0. Set up database tables and account file
When It is better to use files than a DBMS? It is better to use files than a DBMS when Multiple users wish to access the data.
what problems are raised by the database? why is it so controversial? why is data quality an issue?
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
Which is a legal expression in SQL? SELECT NAME FROM EMPLOYEE is a legal expression in SQL.
State the data flow diagram of functional model Any action initiated by transition in the state diagram can be extended into an entire data flow diagram in functional model. Th
What are the basic objects of the data dictionary? Tables Domains Data elements Structures Foreign Keys
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