Fix schema specification support in WHERE clauses (#322)

* Fix bug with WHERE from other db
* Change name
* Change name back

Author: gillsonkell

src/Queries/Common.php

@@ -359,6 +359,11 @@ private function createUndefinedJoins($statement)
         // don't rewrite table from other databases
         foreach ($this->joins as $join) {
             if (strpos($join, '.') !== false && strpos($statement, $join) === 0) {
+                // rebuild the where statement
+                if ($separator !== null) {
+                    $statement = [$separator, $statement];
+                }
+                
                 return $statement;
             }
         }

tests/Queries/CommonTest.php

@@ -206,9 +206,9 @@ public function testClauseWithRefBeforeJoin()
 
     public function testFromOtherDB()
     {
-        $queryPrint = $this->fluent->from('db2.user')->order('db2.user.name')->getQuery(false);
+        $queryPrint = $this->fluent->from('db2.user')->where('db2.user.name', 'name')->order('db2.user.name')->getQuery(false);
 
-        self::assertEquals('SELECT db2.user.* FROM db2.user ORDER BY db2.user.name', $queryPrint);
+        self::assertEquals('SELECT db2.user.* FROM db2.user WHERE db2.user.name = ? ORDER BY db2.user.name', $queryPrint);
     }
 
     public function testJoinTableWithUsing()