↑↓ select ↵ open ⌫ change scope Open full search

PG.CENTER connects PostgreSQL documentation, reference, and ecosystem knowledge. Maintained by Pigsty.

Functions / String Functions And Operators

char_length

Read the PG 18 manual

Returns number of characters in the string.

Reading PG 18current·documented in 27 of 27 versions, 7.1 to 20

7.17.27.37.48.08.18.28.38.49.09.19.29.39.49.59.61011121314151617181920

Signatures & examples

char_length ( text ) → integer
Returns number of characters in the string.
char_length('josé') → 4
Version history 4
  1. 12 → 13 changed
  2. 8.0 → 8.1 changed
  3. 7.2 → 7.3 changed
  4. 7.1 → 7.2 changed

Definition snapshot: b7bd9cda · English manual source