> For the complete documentation index, see [llms.txt](https://docs.e6data.com/product-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.e6data.com/product-documentation/sql-command-reference/date-time-functions.md).

# Date-Time Functions

**Note - The default timezone is UTC**

* [**Constant Functions**](/product-documentation/sql-command-reference/date-time-functions/constant-functions.md)
* [**Conversion Functions**](/product-documentation/sql-command-reference/date-time-functions/conversion-functions.md)
* [**Date Truncate Functions**](/product-documentation/sql-command-reference/date-time-functions/date-truncate-function.md)
* [**Addition and Subtraction Functions**](/product-documentation/sql-command-reference/date-time-functions/addition-and-subtraction-functions.md)
* [**Extract Functions**](/product-documentation/sql-command-reference/date-time-functions/extraction-functions.md)
* [**Format Functions**](/product-documentation/sql-command-reference/date-time-functions/format-functions.md)
* [**Timezone Functions**](/product-documentation/sql-command-reference/date-time-functions/timezone-functions.md)