This is a read-only copy of the MariaDB Knowledgebase generated on 2024-11-23. For the latest, interactive version please visit https://mariadb.com/kb/.

VEC_ToText

MariaDB starting with 11.6

Vectors were introduced in MariaDB 11.6 Vector Preview.

Syntax

VEC_ToText(v)

Description

VEC_ToText converts a binary vector into a json array of numbers (floats). Returns NULL and throws a warning 4201 if given an invalid vector.

Example

SELECT VEC_ToText(x'e360d63ebe554f3fcdbc523f4522193f5236083d');
+---------------------------------------------------------+
| VEC_ToText(x'e360d63ebe554f3fcdbc523f4522193f5236083d') |
+---------------------------------------------------------+
| [0.418708,0.809902,0.823193,0.598179,0.033255]          |
+---------------------------------------------------------+

Invalid vector:

SELECT VEC_ToText(x'aabbcc');
+-----------------------+
| VEC_ToText(x'aabbcc') |
+-----------------------+
| NULL                  |
+-----------------------+
1 row in set, 1 warning (0.000 sec)

Warning (Code 4201): Invalid binary vector format. Must use IEEE standard float 
  representation in little-endian format. Use VEC_FromText() to generate it.

See Also

Content reproduced on this site is the property of its respective owners, and this content is not reviewed in advance by MariaDB. The views, information and opinions expressed by this content do not necessarily represent those of MariaDB or any other party.