Merge pull request #10196 from githubjeka/patch-1

Updated link to current statements of mysql

docs/guide/db-migrations.md

@@ -227,7 +227,7 @@ in `safeDown()`. In the above example we first create the table and then insert
 in `safeDown()` we first delete the row and then drop the table.
 
 > Note: Not all DBMS support transactions. And some DB queries cannot be put into a transaction. For some examples,
-  please refer to [implicit commit](http://dev.mysql.com/doc/refman/5.1/en/implicit-commit.html). If this is the case,
+  please refer to [implicit commit](http://dev.mysql.com/doc/refman/5.7/en/implicit-commit.html). If this is the case,
   you should still implement `up()` and `down()`, instead.