You can use year() function in sql to get the year from the specified date. DATEPART(yyyy, date_column) could be used to extract year. In general, DATEPART function is used to extract specific portions of a date value. It will return the portion of a DATETIME type that corresponds to the option you specify.

## How do I select just the year from a date in SQL?

If you use SQL Server, you can use **the YEAR() or DATEPART() function** to extract the year from a date. Similar to SQL Server, MySQL also supports the YEAR() function to return the year from a date.

## How do I subtract a year from a date in SQL?

We can use **DATEADD() function** like below to Subtract Years from DateTime in Sql Server. DATEADD() functions first parameter value can be year or yyyy or yy, all will return the same result.

## What data type is year in SQL?

9 Answers. If you need to store a year in the database, you would either want to use an **Integer datatype** (if you are dead set on only storing the year) or a DateTime datatype (which would involve storing a date that basically is 1/1/1990 00:00:00 in format).

## How do you convert a date to year?

Select a blank cell adjacent to the cell you want to display year of date only, and then **type formula =YEAR(A1)** into the Formula Bar, and then press the Enter key to get the result. See screenshot: 2. Drag the Fill Handle down to the range until all years of reference dates displaying in the cells.

## How do I add 30 days to a date in SQL?

**Using DATEADD Function and Examples**

- Add 30 days to a date SELECT DATEADD(DD,30,@Date)
- Add 3 hours to a date SELECT DATEADD(HOUR,-3,@Date)
- Subtract 90 minutes from date SELECT DATEADD(MINUTE,-90,@Date)
- Check out the chart to get a list of all options.

## How do I subtract one day from a date in SQL?

The DATEADD() function takes three arguments: datepart , number , and date . Here, the value of datepart is day , because the unit of time you want to subtract is day. The second argument is **-1** (you subtract 1 day, which is the same as adding -1 day).

## What are the date functions in SQL?

SQL Server Date Functions

Function | Description |
---|---|

GETDATE() | Returns the current date and time |

DATEPART() | Returns a single part of a date/time |

DATEADD() | Adds or subtracts a specified time interval from a date |

DATEDIFF() | Returns the time between two dates |

## How do I get the first day of the month in SQL?

SELECT DATEADD(m, DATEDIFF**(m, 0, GETDATE())**, 0) — Instead of GetDate you can put any date. It is probably quite fast. Why not create it as a sql function. The -2 will get you the first day of last month.

## How do I get the month from a date in SQL?

The **EXTRACT() function** returns a number which represents the month of the date. The EXTRACT() function is a SQL standard function supported by MySQL, Oracle, and PostgreSQL. If you use SQL Server, you can use the MONTH() or DATEPART() function to extract the month from a date.

## What are the 5 data types?

**Common data types include:**

- Integer.
- Floating-point number.
- Character.
- String.
- Boolean.

## Is number a data type?

Numeric data types are **numbers stored in database columns**. These data types are typically grouped by: Exact numeric types, values where the precision and scale need to be preserved. The exact numeric types are INTEGER , BIGINT , DECIMAL , NUMERIC , NUMBER , and MONEY .

## What is number data type in SQL?

In SQL, numbers are defined as either exact or approximate. The exact numeric data types are **SMALLINT , INTEGER , BIGINT , NUMERIC(p,s) , and DECIMAL(p,s)** . Exact SQL numeric data type means that the value is stored as a literal representation of the number’s value.