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-rw-r--r--user_guide_src/source/libraries/form_validation.rst6
1 files changed, 3 insertions, 3 deletions
diff --git a/user_guide_src/source/libraries/form_validation.rst b/user_guide_src/source/libraries/form_validation.rst
index 3bcad7ba6..faf221981 100644
--- a/user_guide_src/source/libraries/form_validation.rst
+++ b/user_guide_src/source/libraries/form_validation.rst
@@ -861,8 +861,9 @@ Rule Parameter Description
========================= ========== ============================================================================================= =======================
**required** No Returns FALSE if the form element is empty.
**matches** Yes Returns FALSE if the form element does not match the one in the parameter. matches[form_item]
-**is_unique** Yes Returns FALSE if the form element is not unique to the is_unique[table.field]
- table and field name in the parameter. is_unique[table.field]
+**is_unique** Yes Returns FALSE if the form element is not unique to the table and field name in the is_unique[table.field]
+ parameter. Note: This rule requires :doc:`Query Builder <database/query_builder>` to be
+ enabled in order to work.
**max_length** Yes Returns FALSE if the form element is longer then the parameter value. max_length[12]
**exact_length** Yes Returns FALSE if the form element is not exactly the parameter value. exact_length[8]
**greater_than** Yes Returns FALSE if the form element is less than or equal to the parameter value or not greater_than[8]
@@ -884,7 +885,6 @@ Rule Parameter Description
0, 1, 2, 3, etc.
**is_natural_no_zero** No Returns FALSE if the form element contains anything other than a natural
number, but not zero: 1, 2, 3, etc.
-**is_unique** Yes Returns FALSE if the form element is not unique in a database table. is_unique[table.field]
**valid_email** No Returns FALSE if the form element does not contain a valid email address.
**valid_emails** No Returns FALSE if any value provided in a comma separated list is not a valid email.
**valid_ip** No Returns FALSE if the supplied IP is not valid.