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1. CURRENT_TIME Function​

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current_time

1. CURRENT_TIME Function​

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The CURRENT_TIME function in H2 database is used to retrieve the current system time.

2. Syntax​

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

CURRENT_TIME

Arguments​

  • This function does not require any arguments.

Return​

  • The CURRENT_TIME function returns the current system time as a TIME value.

3. Notes​

  • The CURRENT_TIME function in H2 database does not require any arguments.
  • The returned time value is based on the system clock of the database server.
  • The time is returned in the format HH:mm:ss, where HH represents hours (00-23), mm represents minutes (00-59), and ss represents seconds (00-59).

4. Examples​

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

Example 1 - Retrieving the current system time:​

SELECT CURRENT_TIME AS current_time;

Output:

current_time
------------
14:35:42

Example 2 - Using CURRENT_TIME in a condition:​

SELECT *
FROM orders
WHERE order_time >= CURRENT_TIME - INTERVAL '1' HOUR;

Output:

order_id | order_time          | product
---------+---------------------+---------
1        | 2022-07-01 13:45:00 | A
2        | 2022-07-01 14:00:00 | B
3        | 2022-07-01 14:30:00 | C