# Question: How do you round off in SQL?

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## How do you round off value in SQL?

Decimal data type value with positive Length

SELECT ROUND(@value, 1); SELECT ROUND(@value, 2); SELECT ROUND(@value, 3); In this example, we can see that with decimal values round up to the nearest value as per the length.

## What round function do in SQL?

In SQL Server (Transact-SQL), the ROUND function returns a number rounded to a certain number of decimal places.

## How do you round to 2 decimal places in SQL?

Select Convert(Numeric(38, 2), Minutes/60.0) from …. MySQL: Select Convert(Minutes/60.0, Decimal(65, 2)) from …. The Cast function is a wrapper for the Convert function.

## How do you round to zero decimal places in SQL?

ROUND() Function in SQL Server

1. This function is used to round off a specified number to a specified decimal places.
2. This function accepts only all type of numbers i.e., positive, negative, zero.
3. This function accepts fraction numbers.
4. This function always returns the number after rounded to the specified decimal places.

## How do I reduce decimal places in SQL?

The SQL AVG() function returns the average value with default decimal places. The CAST() is used to increase or decrease the decimal places of a value. The CAST() function is much better at preserving the decimal places when converting decimal and numeric data types.

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## How do I round a column in SQL?

If you’d like to round a floating-point number to a specific number of decimal places in SQL, use the ROUND function. The first argument of this function is the column whose values you want to round; the second argument is optional and denotes the number of places to which you want to round.

## How do you subtract in SQL?

Arithmetic operators can perform arithmetical operations on numeric operands involved. Arithmetic operators are addition(+), subtraction(-), multiplication(*) and division(/).

Arithmetic Operators.

Operator Meaning Operates on
– (Subtract) Subtraction Numeric value
* (Multiply) Multiplication Numeric value
/ (Divide) Division Numeric value

## How do you set decimal places in SQL?

Generally you can define the precision of a number in SQL by defining it with parameters. For most cases this will be NUMERIC(10,2) or Decimal(10,2) – will define a column as a Number with 10 total digits with a precision of 2 (decimal places). It can also be declared as DECIMAL(10, 2).

## What is cast in SQL?

The SQL CAST function converts the data type of an expression to the specified data type. CAST can convert the data type of expr when that data type is a standard data type or a subclass of a standard data type such as %Library. String , %Library.

## What is Floor in SQL?

In SQL Server (Transact-SQL), the FLOOR function returns the largest integer value that is equal to or less than a number.

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