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  1. Prepare
  2. SQL
  3. Aggregation
  4. Revising Aggregations - The Sum Function
  5. Discussions

Revising Aggregations - The Sum Function

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  • manasviniballa
     + 0 comments

    select sum(population) as total_population from CITY where district = 'California';

  • rashigupta2116
     + 0 comments

    SELECT SUM(population) FROM city WHERE district = "california" ;
    spaces also do matter so in quotes always write exact name

  • anubhav004
     + 0 comments

    select sum(population) "Total Population" from city where district='California';

  • sahil31103
     + 0 comments

    SELECT SUM(POPULATION) FROM CITY WHERE DISTRICT="California";

  • omsatpute0109
     + 1 comment

    IS THIS CODE IS CORRECT

    SELECT SUM(POPULATION) FROM CITY WHERE DISTRICT = 'CALIFORNIA';

    I am doing with oracle so why not code working any expert can kindly answer me why