diff --git a/docs/ref/databases.txt b/docs/ref/databases.txt
index 3e256e9..6cf03e9 100644
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Since MySQL 5.5.5, the default storage engine is InnoDB_. This engine is fully
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| 158 | 158 | transactional and supports foreign key references. It's probably the best |
| 159 | 159 | choice at this point. |
| 160 | 160 | |
| | 161 | If you upgrade an existing project to MySQL 5.5.5 and subsequently add some |
| | 162 | tables, ensure that your tables are using the same storage engine (i.e. MyISM |
| | 163 | v. InnoDB). Specially, if tables that have a ``ForeignKey`` between them use |
| | 164 | different storage engines, you may see an error like the following when |
| | 165 | running ``syncdb``:: |
| | 166 | |
| | 167 | _mysql_exceptions.OperationalError: ( |
| | 168 | 1005, "Can't create table '\\db_name\\.#sql-4a8_ab' (errno: 150)" |
| | 169 | ) |
| | 170 | |
| 161 | 171 | .. versionchanged:: 1.4 |
| 162 | 172 | |
| 163 | 173 | In previous versions of Django, fixtures with forward references (i.e. |