Clarify some schema keys

Require maxlength to be positive since maxlength = 0 can be achieved
with type = '' anyways

1 files changed, 2 insertions, 1 deletions

diff --git a/site/spec.html b/site/spec.html
index e0d8871..b456e97 100644
--- a/site/spec.html
+++ b/site/spec.html
@@ -545,10 +545,11 @@ and for my.nephews.car.id is String (no schema key matches, so the default of St
 	This schema key’s value sets the minimum/maximum value for the key’s value.
 	This may only be set if <code>type</code> explicitly allows numeric values
 	(i.e. it contains a type <code>Int</code>/<code>UInt</code>/<code>Float</code>).
+	The value must be a valid <code>Float</code> (may contain a decimal even if the type is just <code>Int</code>).
 </p>
 <h3><code>maxlength</code> rule</h3>
 <p>
-	This schema key’s value must be a non-negative integer no greater than 2<sup>31</sup>−1,
+	This schema key’s value must be a positive integer no greater than 2<sup>31</sup>−1,
 	written in decimal with no leading sign.
 	It specifies that the value of a key can be no longer than  that number of UTF-8 bytes.
 </p>