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1. MONTH Function​

======= month | H2 Function | SQLDoc

month

1. MONTH Function​

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The MONTH function in H2 database is used to extract the month component from a given date or timestamp.

2. Syntax​

The syntax for the MONTH function in H2 database is as follows:

MONTH(date)

Arguments​

  • date: The date or timestamp from which the month component needs to be extracted. It should be a valid date or timestamp value.

Return​

  • The MONTH function returns an integer value representing the month component of the given date or timestamp.

3. Notes​

  • The MONTH function in H2 database returns the month component as an integer value ranging from 1 to 12.
  • If the input date or timestamp is not in a valid format, the MONTH function will return NULL.
  • Ensure that the input date or timestamp is of the correct format and datatype while using the MONTH function to avoid errors.

4. Examples​

Here are a few examples demonstrating the usage of the MONTH function in H2 database:

Example 1 - Extracting the month component from a date:​

SELECT MONTH(DATE '2022-01-15') AS month;

Output:

month
-----
1

Example 2 - Extracting the month component from a timestamp:​

SELECT MONTH(TIMESTAMP '2022-02-25 10:30:00') AS month;

Output:

month
-----
2

Example 3 - Extracting the month component from a column:​

CREATE TABLE events (
  id INT PRIMARY KEY,
  event_date DATE
);

INSERT INTO events VALUES (1, DATE '2022-03-10'), (2, DATE '2022-04-20'), (3, DATE '2022-05-05');

SELECT id, event_date, MONTH(event_date) AS month
FROM events;

Output:

id | event_date  | month
---+-------------+-------
1  | 2022-03-10  | 3
2  | 2022-04-20  | 4
3  | 2022-05-05  | 5
  • year - Extract the year component from a date or timestamp.
  • DAY - Extract the day component from a date or timestamp.