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1- You can check attribute names from each table in DBF11 by running for example: desc dbf11.Member; desc dbf11.Agent; desc dbf11.Producer;Because some attribute names in the tables might be slightly different from those in the assignment blue sheet, please make sure to verify the attribute names first before querying the tables. This way, you check the real data set first before validating your queries.
2- For question 1d:Display the month(s) in which the number of entries for the awards is higher than the monthly average of entries for the current year.The 'number of entries' refers to the FILM entity, and the montly average comes from the 'entry_date'. This question is referring to the number of films that have been entered into the award system.3- INSTRUCTIONS for TASK 3 FILES- You need to run (or cut and paste) 'task3-build.sql' on your own oracle account to create the required tables for question 3- You then need to populate the tables with data by running (or cutting and pasting) 'task3-populate-before-trigger.sql'- You can then implement the trigger questions for the assignment.- You need to submit your spool for trigger questions by showing the results of executing (or cutting and pasting) 'task3-populate-after-trigger.sql'.
Overview of control structures According to the structure theorem, any computer program can be written by using the basic control structures as shown in figure below. They can b
Managing Cursors The PL/SQL uses 2 types of cursors: implicit and explicit. The PL/SQL declares a cursor implicitly for all the SQL data manipulation statements, including th
Datatypes Every constant and variable has a datatype that specifies the storage format, constraints, and the valid range of values. The PL/SQL gives a variety of predefined dat
Anatomy of a Command Figure, showing a simple SQL command, is almost identical to its counterpart in the theory book. The only difference arises from the fact that SQL uses a
Effects of NULL for Table Expression Here's an important distinction between expressions denoting tables and expressions denoting multisets of rows: a table expression cannot
Package Specification The package specifications contain the public declarations. The scopes of these declarations are local to your database representation and global to the
Functions The function is a subprogram that calculates a value. The Functions and procedures are structured similar, except that the functions have a RETURN clause. You can
PRIMARY KEY: PRIMARY KEY indicates that the table is subject to a key constraint, in this case declaring that no two rows in the table assigned to ENROLMENT can ever have the
Create a procedure named STATUS_SHIP_SP that allows a company to employee in the Shipping Department to update the status of an order to add shipping information. The BB_BASKETSTAT
Parameter and Keyword Description: type_name: This identifies a user-defined type specifier that is used in the subsequent declarations of the objects. AUTHID Clause:
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