How do you find the minimum and maximum value in SQL?

How do I find the maximum value of a row in SQL?

To find the maximum value of a column, use the MAX() aggregate function; it takes a column name or an expression to find the maximum value. In our example, the subquery returns the highest number in the column grade (subquery: SELECT MAX(grade) FROM student ).

How do I find the maximum and minimum length of a column in SQL?

SQL Server databases use LEN or DATALENGTH to find field width. It also has its own function to find the maximum length of a column – COL_LENGTH. SELECT MIN(LENGTH(<column_name>)) AS MinColumnLength FROM Table; If we include any non-aggregate functions into our query then we need a GROUP BY clause.

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What is the correct syntax of Max () in SQL?

Try using this SQL SELECT statement: SELECT * FROM employees WHERE department_id=30 AND salary = (SELECT MAX(salary) FROM employees WHERE department_id=30);

Which SQL function is used to find the highest and lowest value of numeric and data type column?

MIN and MAX are SQL aggregation functions that return the lowest and highest values in a particular column. They’re similar to COUNT in that they can be used on non-numerical columns.

How do I find the max of two values in SQL?

“sql max of two values” Code Answer

  1. — For SQL Server >= 2008.
  2. SELECT [Other Fields],
  3. (SELECT Max(v)
  4. FROM (VALUES (date1), (date2), (date3),…) …
  5. FROM [YourTableName]
  6. /* Note (from comments): From value(v), “value” is the alias for the.
  7. * virtual table and “v” is the name of the virtual column of the date values.

How do I get the max of two values in SQL?

SELECT MAX (column_name) FROM table_name WHERE column_name NOT IN (SELECT Max (column_name) FROM table_name); First we selected the max from that column in the table then we searched for the max value again in that column with excluding the max value which has already been found, so it results in the 2nd maximum value.

How do I find the maximum value of a column in SQL?

To find the max value of a column, use the MAX() aggregate function; it takes as its argument the name of the column for which you want to find the maximum value. If you have not specified any other columns in the SELECT clause, the maximum will be calculated for all records in the table.

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How do I find the maximum length of a column in SQL?

Use the built-in functions for length and max on the description column: SELECT MAX(LEN(DESC)) FROM table_name; Note that if your table is very large, there can be performance issues.

How do I get the highest value in 3 columns in SQL?

To get the maximum value from three different columns, use the GREATEST() function. Insert some records in the table using insert command. Display all records from the table using select statement.

How do I find the minimum length of a string in SQL?

SELECT CITY,LENGTH(CITY) FROM STATION WHERE LENGTH(CITY) IN ( SELECT MAX(LENGTH(CITY)) FROM STATION UNION SELECT MIN(LENGTH(CITY)) FROM STATION ) ORDER BY CITY ASC; When ordered alphabetically, Let the CITY names are listed as ABC, DEF, PQRS, and WXY, with the respective lengths 3,3,4, and 3.

What are average max and min values in the data SQL?

SQL Server Max, Min and Avg Functions

Max returns the maximum value of the column. It does this using the collating sequence so it can work on character and datetime columns in addition to numeric ones. Min is the inverse. It returns the smallest value of the column and also works with several different data types.

How do I find the maximum size of a column in mysql?

Select URColumnName From URTableName Where length(URColumnName ) IN (Select max(length(URColumnName)) From URTableName); This will give you the records in that particular column which has the maximum length. select * from my_table where length( Name ) = ( select max( length( Name ) ) from my_table limit 1 );

How can we find maximum salary in SQL without using max function?

Find nth Salary Without Using Max or Top In SQL

  1. SELECT * FROM (
  2. SELECT ROW_NUMBER() OVER (ORDER BY SALARY DESC) AS rownumber,Salary.
  3. FROM Employee )
  4. AS foo.
  5. WHERE rownumber = n.
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