how to count all stars ordered by id's

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i have table for store the rating:

TableName: Rates

ID Rating
1  4
2  5
1  3
2  4
3  4
2  3

I want to count the total rating by id and store the another table using asp.net-C#

Posted 31-Mar-15 4:23am

thamil arasan

Updated 31-Mar-15 5:58am

Maciej Los

v2

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ZurdoDev 31-Mar-15 10:38am

SELECT COUNT(*), ID
FROM Rates
GROUP BY ID

Is that all you want? That gives you how many records of each ID are in the table.

F-ES Sitecore 31-Mar-15 11:43am

or maybe

SELECT ID, SUM(rating) as TotalRating FROM Rates ORDER BY ID

ZurdoDev 31-Mar-15 11:44am

Ya, OP said "count total". Could be anything. :)

Maciej Los 31-Mar-15 12:00pm

Yeah, but "total by id". Looks good to me ;)

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King Fisher · Accepted Answer · 2015-03-31T05:54:00

Solution 2

create a new table and insert those values from old table Group by ID's

SQL

insert into  Ratings1(ID, rating )SELECT ID, SUM(rating) as TotalRating FROM Rates ORDER BY IDSELECT ID, SUM(rating) as TotalRating FROM Rates Group BY ID

learn it.

http://www.w3schools.com/sql/sql_insert_into_select.asp[^]

http://www.w3schools.com/sql/sql_groupby.asp[^]

Posted 31-Mar-15 5:54am

King Fisher

Comments

Maciej Los 31-Mar-15 11:59am

Why, King, why another table?

King Fisher 31-Mar-15 12:04pm

Op said that " store the another table "

Maciej Los 31-Mar-15 12:06pm

It might be anything... ;)

King Fisher 31-Mar-15 12:10pm

anything? Am i understand anything wrong? I don't know ,i just answered this to remove from unanswered queue.I know its solved in Comment section , ha ha ha..

Maciej Los 31-Mar-15 12:21pm

No, everything is fine ;)
Upvoted ;)

King Fisher 31-Mar-15 12:28pm

Thanks ;)