LENGTH
Calculates the length of the input string in bytes.
Syntax
OCTET_LENGTH(<expression>)
Parameters
| Parameter | Description | Supported input types |
|---|---|---|
<expression> | The string or binary data for which to return the length. | TEXT, BYTEA |
Return Type
BIGINT
Example
Use the OCTET_LENGTH to find the length of any string in bytes, such as:
SELECT OCTET_LENGTH('🔥')
Returns: 4
Because the UTF8 encoding of ‘🔥’ has the byte sequence 0xF0 0x9F 0x94 0xA5.