MDL-19974 postgres sql generator - delete unused variable

diff --git a/lib/ddl/postgres_sql_generator.php b/lib/ddl/postgres_sql_generator.php
index 836604e31b676c629a54b6ed3d420f2f0e37b166..74f238fda833a1f168823f942430f666b11b150c 100644 (file)
--- a/lib/ddl/postgres_sql_generator.php
+++ b/lib/ddl/postgres_sql_generator.php
@@ -211,8 +211,6 @@ class postgres_sql_generator extends sql_generator {
         $defaultchanged = true;  //By default, assume that the column default has changed
         $notnullchanged = true;  //By default, assume that the column notnull has changed
 
-        $from_temp_fields = false; //By default don't assume we are going to use temporal fields
-
     /// Detect if we are changing the type of the column
         if (($xmldb_field->getType() == XMLDB_TYPE_INTEGER && $oldmetatype == 'I') ||
             ($xmldb_field->getType() == XMLDB_TYPE_NUMBER  && $oldmetatype == 'N') ||