п»їOMIS 652 Section 2 part 1 Answers
2 . 2 What is an ad-hoc problem?
Ans: It is a non-standard inquiry. An tempor?r query is created to obtain data as the necessity arises. Contrast using a query that is certainly predefined and routinely highly processed. 2 . doze What does DDL stand for? Exactly what DDL transactions?
Ans: DDL stands for Data Definition Dialect. These statements define the repository schema or perhaps the structure. DDL queries used for creating tables, relationships, and other database querying and modifying data. Prevalent DDL Assertions are CREATE, ALTER, DROP, TRUNCATE, COMMENT and RENAME. 2 . 13 What is the SQL SELECT/FROM/WHERE framework?
Ans: SELECT terms specifies which columns should be list inside the query results. FROM offer specifies which usually tables should be used in the query. IN WHICH clause specifies which series are to listed in the query result 2 . 17 Compose an SQL statement to show SKU and SKU_Description. Ans: SELECT SKU, SKU_Description VIA INVENTORY;
installment payments on your 19 Compose an SQL statement to show WarehouseID.
Ans: SELECT WarehouseID FROM PRODUCTS ON HAND;
2 . twenty-two Write an SQL statement to display each of the columns using the SQL asterisk (*) Wildcard character.
Ans: SELECT 5. FROM PRODUCTS ON HAND;
2 . twenty-three Write an SQL statement to display most data upon products using a QuantityOnHand higher than 0. Ans: SELECT 5. FROM INVENTORY WHERE QuantityOnHand > zero;
2 . 25 Write an SQL declaration to display the SKU, SKU_Description, and WarehouseID for items having QuantityOnHand equal to zero. Sort the results in ascending order by simply WarehouseID. Ans: SELECT SKU, SKU_Description, WarehouseID FROM PRODUCTS ON HAND WHERE QuantityOnHand = 0 ORDER BY WarehouseID; 2 . 27 Create an SQL statement to show off SKU, SKU_Description, and WarehouseID for all items that have a QuantityOnHand comparable to 0 and a QuantityOnOrder greater than zero. Sort the results in descending order simply by WarehouseID in addition to ascending buy by SKU. Ans: CHOOSE SKU, SKU_Description, WarehouseID BY INVENTORY WHEREQuantityOnHand = zero AND...
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