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Information about films holds information about movies, stars and studios. Movies have a title, year of production, length and the film type. Stars have a name and address. Studios have a owner and a banner. Movies are shot in studios that own them. A movie is shot in just one studio. Stars are linked to one or more studios but can act in any film that may or may not be owned through the studio. Arrive at an E-R diagram. Clearly denotes attributes, keys, the cardinality ratios and participation constraints.
recovey techniques based on deferred update and immediate update
How can you map NULL values to other values while display? IF( ) , IFNULL( ) keywords are used to do so. They are 'LIMIT' is used for the following kinds of problems: 1) Ans
Answer SQL Queries to extract data from data tables and questions on mapping conceptual data models into relational data model.
What are segments in oracle? Segments - Each table has single field of disk space, known as segment, set aside for it in the tablespace. Segments consist of contiguous sections
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In this practical assignment, we will run through a complete database application development cycle, starting with the schema design, from an initial data import to database applic
Explain the EXEC statement in SQL Ans: All statements which start with EXEC SQL are embedded SQL database statements. High level languages such as C can be employed to write a
Q. Explain the terms key constraints participation constraints and mapping caradinalities in ER model. Participation Constraints : The participation of an entity set E i
What is the function of SQL Server Agent Windows service? - It's a Windows service that handles tasks scheduled within SQL Server environment. These tasks are also known as job
Sequences Sequences: Automatically produce unique numbers Are sharable Are typically used to make a primary key value Replace application code Speed up t
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