From 88b8326339a596031db45edb3c105fea55448f26 Mon Sep 17 00:00:00 2001
From: Anssi Kinnunen <anssi.kinnunen@gmail.com>
Date: Wed, 27 Feb 2013 22:13:07 +0200
Subject: [PATCH] Implemented renameColumn.

---
 lib/driver/mysql.js | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/lib/driver/mysql.js b/lib/driver/mysql.js
index a3e0716b..141052d9 100644
--- a/lib/driver/mysql.js
+++ b/lib/driver/mysql.js
@@ -134,14 +134,12 @@ var MysqlDriver = Base.extend({
   },
   
   renameColumn: function(tableName, oldColumnName, newColumnName, callback) {
-
-    var sql = "select column_type from information_schema.columns where table_name = 'files' and column_name = 'otsikko';"
-
-    this.runSql(sql, function(foo) {
-      console.log(foo);
+    var self = this, columnTypeSql = util.format("SELECT COLUMN_TYPE FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = '%s' AND COLUMN_NAME = '%s'", tableName, oldColumnName);
+    this.all(columnTypeSql, function(err, result) {
+      var columnType = result[0].COLUMN_TYPE; 
+      var alterSql = util.format("ALTER TABLE %s CHANGE %s %s %s", tableName, oldColumnName, newColumnName, columnType);
+      self.runSql(alterSql, callback);
     });
-    
-
   },
 
   changeColumn: function(tableName, columnName, columnSpec, callback) {