# How do I find the maximum value of two columns in SQL?

## How do I find the maximum value of two columns in SQL?

In SQL Server there are several ways to get the MIN or MAX of multiple columns including methods using UNPIVOT, UNION, CASE, etc… However, the simplest method is by using FROM … VALUES i.e. table value constructor. Let’s see an example. In this example, there is a table for items with five columns for prices.

**Can you select from two tables?**

A simple SELECT statement is the most basic way to query multiple tables. You can call more than one table in the FROM clause to combine results from multiple tables. Here’s an example of how this works: SELECT table1.

### Can we select data from multiple tables in SQL?

In SQL we can retrieve data from multiple tables also by using SELECT with multiple tables which actually results in CROSS JOIN of all the tables. The resulting table occurring from CROSS JOIN of two contains all the row combinations of the 2nd table which is a Cartesian product of tables.

**How do you select Max from a table?**

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.

#### How do I find the maximum of two columns in Excel?

Here’s how: Select the cells with your numbers. On the Home tab, in the Formats group, click AutoSum and pick Max from the drop-down list….How to make a MAX formula in Excel

- In a cell, type =MAX(
- Select a range of numbers using the mouse.
- Type the closing parenthesis.
- Press the Enter key to complete your formula.

**How do I SELECT a value from two tables in SQL?**

Example syntax to select from multiple tables:

- SELECT p. p_id, p. cus_id, p. p_name, c1. name1, c2. name2.
- FROM product AS p.
- LEFT JOIN customer1 AS c1.
- ON p. cus_id=c1. cus_id.
- LEFT JOIN customer2 AS c2.
- ON p. cus_id = c2. cus_id.

## How can I fetch data from two tables in SQL without joining?

Yes, Tables Can Be Joined Without the JOIN Keyword As you have just seen, it’s not always necessary to use the JOIN keyword to combine two tables in SQL. You can replace it with a comma in the FROM clause then state your joining condition in the WHERE clause. The other method is to write two SELECT statements.

**How do you SELECT from multiple tables in SQL without join?**

Yes, Tables Can Be Joined Without the JOIN Keyword You can replace it with a comma in the FROM clause then state your joining condition in the WHERE clause. The other method is to write two SELECT statements.

### Can I use Max in where clause?

MAX() function with Having The SQL HAVING CLAUSE is reserved for aggregate function. The usage of WHERE clause along with SQL MAX() have also described in this page. The SQL IN OPERATOR which checks a value within a set of values and retrieve the rows from the table can also be used with MAX function.

**How do I find the maximum value of a group in Excel?**

Finding max value in a group with formula

- Type this formula =IF(A2=A3,””,”1″) ( A2 and A3 are in a group) into the cell C2 which is adjacent to your data, and then press Enter key and drag Auto fill to copy the formula to the range you need.
- Select C1:C12 and click Data > Filter to add Filter button into Cell C1.