From 45516d902ca2dfd5a061123d152e2ed92c86bd9b Mon Sep 17 00:00:00 2001
From: stronk7 <stronk7>
Date: Sat, 28 Jun 2008 18:15:38 +0000
Subject: [PATCH] Added sql_ceil() helper function. MDL-15336

---
 lib/dmllib.php | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/lib/dmllib.php b/lib/dmllib.php
index 12818a8259a..2f4d29a9c44 100644
--- a/lib/dmllib.php
+++ b/lib/dmllib.php
@@ -2160,6 +2160,23 @@ function sql_null_from_clause() {
     }
 }
 
+/**
+ * Returns the correct CEIL expression applied to fieldname
+ * @param string fieldname the field (or expression) we are going to ceil
+ * @return string the piece of SQL code to be used in your ceiling statement
+ */
+function sql_ceil($fieldname) {
+    global $CFG;
+
+    switch ($CFG->dbfamily) {
+        case 'mssql':
+            return ' CEILING(' . $fieldname . ')';
+            break;
+        default:
+            return ' CEIL(' . $fieldname . ')';
+    }
+}
+
 /**
  * Prepare a SQL WHERE clause to select records where the given fields match the given values.
  *