Answers for "get average in sql"

SQL
18

sql count

/*COUNT(column_name) will return the number of rows from the column 
that are not NULL*/
SELECT COUNT(column_name)
FROM table_name;

/*COUNT(*) will return the number of rows from the table*/
SELECT COUNT(*)
FROM table_name;
Posted by: Guest on August-09-2020
3

sql average

SELECT AVG(column_name)
FROM table_name
WHERE condition;
Posted by: Guest on August-03-2021
0

how to find average in sql

SELECT FIRST_NAME FROM EMPLOYEES
WHERE SALARY = (SELECT AVG(SALARY) FROM EMPLOYEES);
Posted by: Guest on November-27-2020

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