Fixed issue: Postgres has no DOUBLE database type

LimeSurvey · May 14, 2018 · a0399bf · a0399bf
1 parent 5736e13
commit a0399bf
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/application/helpers/admin/statistics_helper.php b/application/helpers/admin/statistics_helper.php
@@ -913,20 +913,20 @@ protected function buildOutputList($rt, $language, $surveyid, $outputType, $sql,
                 //other databases (MySQL, Postgres)
                 else {
                     //standard deviation
-                    $query = "SELECT STDDEV(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DOUBLE)) as stdev";
+                    $query = "SELECT STDDEV(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DECIMAL(10,6))) as stdev";
                 }
 
                 //sum
-                $query .= ", SUM(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DOUBLE)*1) as sum";
+                $query .= ", SUM(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DECIMAL(10,6))) as sum";
 
                 //average
-                $query .= ", AVG(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DOUBLE)*1) as average";
+                $query .= ", AVG(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DECIMAL(10,6))) as average";
 
                 //min
-                $query .= ", MIN(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DOUBLE)*1) as minimum";
+                $query .= ", MIN(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DECIMAL(10,6))) as minimum";
 
                 //max
-                $query .= ", MAX(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DOUBLE)*1) as maximum";
+                $query .= ", MAX(CAST(".Yii::app()->db->quoteColumnName($fieldname)." AS DECIMAL(10,6))) as maximum";
                 //Only select responses where there is an actual number response, ignore nulls and empties (if these are included, they are treated as zeroes, and distort the deviation/mean calculations)
 
                 //special treatment for MS SQL databases