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Question:
a) Given the following relation:
Location(loc_id, bldg_code, room, capacity)
The underlined field is a primary key.
(i) Write a PL/SQL program using the implicit cursor to display the building code of location id 5.
(ii) Write a PL/SQL program that uses an explicit cursor to retrieve and display the room value for every record in the location table in which the building code value is "LIB".
(b) Write a PROLOG program that answers the question about family members and relationships. Include predicates and rules which define sister, brother, father, mother, grandchild, grandfather and uncle. The program should be able to answer queries such as the following:
- father(X,Bob) - grandson(X,Y) - uncle(Bill, Sue) - mother(mary, X)
Bulk Binds advantages In the Embedded Oracle RDBMS, the PL/SQL engines accept any valid PL/SQL subprogram or block. As the figure shows, the PL/SQL engine executes all procedur
EXIT Statement You can use the EXIT statement to exit a loop. The EXIT statement has 2 forms: the conditional EXIT WHEN and the unconditional EXIT. With the either form, you
I need SQL , WP SQL Expert Project Description: Expert required to modify WP SQL query. Skills required are MySQL, SQL, PHP, Wordpress
Primary Key - SQL A PRIMARY KEY specification carries an implicit NOT NULL constraint on each column of the specified key. When more than one key constraint is required, the k
Define basic operators of relational algebra with an example each
EXIT The EXIT statement forces a loop to done unconditionally. Whenever an EXIT statement is encountered, the loop is done immediately and controls the passes to the next statem
heap sort program in pl/sql
Explicit Cursors The set of rows returned by the query can include zero, one, or multiple rows, depending on how many rows meet your search criteria. Whenever a query returns
I need to write one function and one procedure to query a Oracle 10.1 DB using PL SQL. I have the schema and exact queries...along with work Ive started and a template to put the a
Example of WRAP Operator - SQL The effect of Example can be obtained in SQL but note that one needs to write down not only the names of the columns being wrapped but also the
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