> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/reference/sql-functions/date-time-functions/time_to_sec.md).

# TIME\_TO\_SEC

## Syntax

```bnf
TIME_TO_SEC(time)
```

## Description

Returns the time argument, converted to seconds.

The value returned by `TIME_TO_SEC` is of type [DOUBLE](/docs/server/reference/data-types/numeric-data-types/double.md). The returned value preserves microseconds of the argument. See also [Microseconds in MariaDB](/docs/server/reference/sql-functions/date-time-functions/microseconds-in-mariadb.md).

## Examples

```sql
SELECT TIME_TO_SEC('22:23:00');
+-------------------------+
| TIME_TO_SEC('22:23:00') |
+-------------------------+
|                   80580 |
+-------------------------+
```

```sql
SELECT TIME_TO_SEC('00:39:38');
+-------------------------+
| TIME_TO_SEC('00:39:38') |
+-------------------------+
|                    2378 |
+-------------------------+
```

```sql
SELECT TIME_TO_SEC('09:12:55.2355');
+------------------------------+
| TIME_TO_SEC('09:12:55.2355') |
+------------------------------+
|                   33175.2355 |
+------------------------------+
1 row in set (0.000 sec)
```

<sub>*This page is licensed: GPLv2, originally from*</sub> [<sub>*fill\_help\_tables.sql*</sub>](https://github.com/MariaDB/server/blob/main/scripts/fill_help_tables.sql)

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