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FROM_HEX function - Amazon Redshift

Amazon Redshift will no longer support the use of Python UDFs after June 30, 2026. We will start enforcing it in phases. For more information on the details of Python end of life and migration options, see the blog post that was published on June 30, 2025.

FROM_HEX function

FROM_HEX converts a hexadecimal to a binary value.

Syntax

FROM_HEX(hex_string)

Arguments

hex_string

Hexadecimal string of data type VARCHAR or TEXT to be converted. The format must be a literal value.

Return type

VARBYTE

Examples

To convert the hexadecimal representation of '6162' to a binary value, use the following example. The result is automatically shown as the hexadecimal representation of the binary value.

SELECT FROM_HEX('6162'); +----------+ | from_hex | +----------+ | 6162 | +----------+