How do you select the highest and lowest value in SQL?
To get the maximum value of a numeric column use the MAX() function. SELECT MAX() FROM
How do you find the maximum value in a column in MySQL?
You can use ORDER BY clause or aggregate function MAX() to select the maximum value.
Will MAX () and MIN () work on alphabets in MySQL?
It seems that the way MIN() and MAX() work on the CHAR strings in Name is by alphabetical order, where A is the smallest value and Z is the greatest and so forth.
How do you sort by lowest to highest in SQL?
The SQL ORDER BY Keyword The ORDER BY keyword is used to sort the result-set in ascending or descending order. The ORDER BY keyword sorts the records in ascending order by default. To sort the records in descending order, use the DESC keyword.
What is Max () in MySQL?
The MySQL MAX() function is used to return the maximum value in a set of values of an expression. This aggregate function is useful when we need to find the maximum number, selecting the most expensive product, or getting the largest payment to the customer from your table.
Which is better VARCHAR or text in MySQL?
The VAR in VARCHAR means that you can set the max size to anything between 1 and 65,535. TEXT fields have a fixed max size of 65,535 characters. VARCHAR is stored inline with the table (at least for the MyISAM storage engine), making it potentially faster when the size is reasonable.
What is max size of VARCHAR in MySQL?
65535 bytes
Although VARCHAR supports the maximum size at 65535 characters, the actual maximum value depends on other columns in the table and character set: Maximum row size is 65535 bytes in MySQL that shared among all columns in the table, except TEXT/BLOB columns.
What is SELECT distinct in SQL?
The SELECT DISTINCT statement is used to return only distinct (different) values. Inside a table, a column often contains many duplicate values; and sometimes you only want to list the different (distinct) values.
How do you find the highest value in 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 ).