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Trava [24]
3 years ago
7

which kind of device does a computer need in order to provide information to a person or something else

Computers and Technology
1 answer:
marin [14]3 years ago
3 0
You would have to have the Internet
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Answer:

SQL queries

The command used to display the customer ID and total number of orders placed is given below

Query:

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Explanation:

SQL queries

The command used to display the customer ID and total number of orders placed is given below

Query:

SELECT CustomerID, COUNT (orderID) AS TotalOrders

FROM Order_Table

GROUP BY CustomerID

SELECT - To query the database and get back the specified fields SQL uses the select statement

CustomerID is a coloumn name

The function COUNT(OrderID) returns the number of orders

Totalorderds is a label

FROM - To query the database and get back the preferred information by specifying the table name

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The table below displays the CustomerID and total number of orders placed

CustomerID                                              Totalorders

4                                                                    28

1                                                                      6

12                                                                    5

16                                                                    5

6                                                                     3

9                                                                     3

15                                                                    3

3                                                                     1

13                                                                    1

14                                                                    1

The table below shows the total number of orders situated for each sales person

SalesPerson_ID                                         TotalOrders

3                                                                    16

2                                                                     3

4                                                                     3

5                                                                     3

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