Index: includes/database/query.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/database/query.inc,v
retrieving revision 1.40
diff -u -p -r1.40 query.inc
--- includes/database/query.inc	31 Jan 2010 18:42:41 -0000	1.40
+++ includes/database/query.inc	2 Feb 2010 22:20:25 -0000
@@ -1318,7 +1318,8 @@ class DatabaseCondition implements Query
    * overridable lookup function.
    *
    * @param $operator
-   *   The condition operator, such as "IN", "BETWEEN", etc. Case-sensitive.
+   *   The condition operator as a case-sensitive string. Supported operators
+   *   are AND, OR, XOR, IN, NOT IN, BETWEEN, IS NULL, IS NOT NULL, LIKE.
    * @return
    *   The extra handling directives for the specified operator, or NULL.
    */
@@ -1387,9 +1388,7 @@ function db_xor() {
  * Returns a new DatabaseCondition, set to the specified conjunction.
  *
  * @param $conjunction
- *   The conjunction to use for query conditions. The following conjunctions are
- *   supported: AND, OR, XOR, IN, NOT IN, BETWEEN, IS NULL, IS NOT NULL,
- *   LIKE.
+ *   The conjunction to use for query conditions (AND, OR or XOR).
  * @return DatabaseCondition
  */
 function db_condition($conjunction) {