Mysql how to select total price of mobile in mysql

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Field name. | Data type.

___________. _________
Mobile_id. Integer.Primarykey
Mobile_name. Varchar (10)
Mobile_company date
Mobile_price integer
The doubt is how to select total price of the mobiles whose company name is nokia

What I have tried:

Mysql doubt I've no idea of solving this

Posted 26-Apr-22 6:13am

coderlearner

Updated 26-Apr-22 8:43am

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Maciej Los · Answer 1 · 2022-04-26T08:43:00

Solution 2

Quote:
The doubt is how to select total price of the mobiles whose company name is nokia

Use WHERE clause[^]!

SQL

SELECT ... SUM()
FROM TableName
WHERE `Mobile_name` = 'Nokia'
GROUP BY ...

BTW: I'd strongly suggest to read this: MySQL :: MySQL 8.0 Reference Manual :: 9.2.3 Identifier Case Sensitivity[^]

Posted 26-Apr-22 8:43am

Maciej Los

Comments

coderlearner 26-Apr-22 20:18pm

Field name. Data type constraints
Book_id. Integer. Pk,foreignke
Student_id. Integer pk,FK
Issue_id. Date
How to create this table using foreign key

Richard MacCutchan · Answer 2 · 2022-04-26T06:20:00

Solution 1

Try the SUM function: SQL COUNT(), AVG() and SUM() Functions[^].

Posted 26-Apr-22 6:20am

Richard MacCutchan

Comments

coderlearner 26-Apr-22 12:25pm

Is it something like select sum(distinct..........) I don't know exactly but..

Richard MacCutchan 26-Apr-22 12:41pm

Follow the link above, it shows you example usage.

Maciej Los 26-Apr-22 14:34pm

5ed!