Suppliers(sid: integer, sname: string, address: string) Parts(pid: integer, pname: string, color: string) Catalog(sid: integer, pid: integer, cost: real) Answers 1. Find the Supplier names of the suppliers who supply a red part that costs less than 100 dollars.

SQL A database used in an order-entry system is to contain information about customers, items, and orders. The following information is to be included. – For each customer: Customer number (unique) Valid “ship to” addresses (several per customer) Balance Credit limit Discount – For each order: Heading information: customer number, “ship-to” address, date of order. Detail lines (several per order), each giving item number, quantity ordered – For each item: Item number (unique) Warehouses Quantity on hand at each warehouse Item description For internal processing reasons, a “quantity outstanding” value is associated with each detail line of each order. [This value is initially set equal to the quantity of the item ordered and is progressively reduced to zero as partial shipments are made.] Design a database for this data.

Write syntax for DELETE and TURNCATE in SQL databases.

Are variables, decision structures, and loops used in other programming languages? How are the PL/SQL data types similar or different from variable types used in other languages?

What is the need for transactions in SQL?

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What differentiates SQL from other programming languages is its ability to...

To what extent does SQL diverge from standard programming languages?

Explain about Tuple relational calculus (TRC) and Domain relational calculus (DRC)