CHARACTER_ LENGTH
Warning
SingleStore 9.0 gives you the opportunity to preview, evaluate, and provide feedback on new and upcoming features prior to their general availability. In the interim, SingleStore 8.9 is recommended for production workloads, which can later be upgraded to SingleStore 9.0.
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Returns the Unicode character length of the given string.
Syntax
CHARACTER_LENGTH (str)CHAR_LENGTH (str)
Arguments
-
str: any string or binary object.
Return Type
Integer
Examples
SELECT CHARACTER_LENGTH('olé'), LENGTH('olé');
+--------------------------+----------------+
| CHARACTER_LENGTH('olé') | LENGTH('olé') |
+--------------------------+----------------+
| 3 | 4 |
+--------------------------+----------------+
Caution
Implicit Collation
When character_
is set to utf8
, string literals with characters using 4-byte encoding are implicitly assigned binary collation and processed as a sequence of bytes rather than characters.utf8mb4
character set.
For more information, refer to Implicit Collation in Special Cases.
Last modified: February 27, 2023