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In SQL ,How do I retrieve name FROM track and ORDER BY bit rate (bit/s) then name . columns : name, bytes and milliseconds
8 odpowiedzi
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the name of tracks where the bit rate are greater than 300 kilobits per second is:
select name from track where name = name and (bytes *8*1000)/(milliseconds *1000) > 300 order by name asc;
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select name from track order by ( ([bytes]*8) / ([milliseconds]*1000) ) * 125, name
Explanation :
(1) calculate bit rate ie. (bits/seconds)
= bytes*8 / milliseconds*1000
(2) To counter external multipliers that we added in bit rate equation, multiply step 1 equation with (1000/8) ie. 125.
(3) So, bit rate in bit/s will be ( ([bytes]*8) / ([milliseconds]*1000) ) * 125.
(4) Use this formula with Order By Clause.
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Hi there thanks it was accepted. my appreciations to you🐸
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Get the name of the tracks where the bit rate is greater than 300 kilobits per second (Kb/s). How to do it? previous answer didn't helped me :(
select name from track where ((bytes*8000)/(milliseconds*1000))>300
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Thanks sololearn I will Like your cources
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Get the name of the tracks where the bit rate is greater than 300 kilobits per second (Kb/s). How to do it? previous answer didn't helped me :(
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you need to multiply by 8 and divided milliseconds by 1000 then divide the whole thing by 1000
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Select name, bytes*8 / milliseconds*1000 from track