New property ``precision`` for ``decimal`` fields.

1 files changed, 11 insertions, 0 deletions

diff --git a/docs/source/user/settings.rst b/docs/source/user/settings.rst
index 565ae73..2d3a3fa 100644
--- a/docs/source/user/settings.rst
+++ b/docs/source/user/settings.rst
@@ -86,6 +86,17 @@ Some field types may add other custom properties.
    the amount by which an ``auto: increment`` field is incremented
    (negative values are of course allowed). Default is 1.
 
+``decimal`` properties
+----------------------
+
+``precision``:
+   if this property is set, every value in this field will get rounded
+   to the given number of decimals.
+
+   With this property it is possible to store decimal values as YAML
+   floats instead of strings.
+
+
 ``date`` and ``datetime`` properties
 ------------------------------------