在配置hibernate.cfg.xml時需指定使用數據庫的方言：
例：
<property name="dialect">org.hibernate.dialect.MySQL5Dialect</property>
以下是各數據庫對應的方言（Dialect）：
| 數據庫 |
方言（Dialect） |
| DB2 |
org.hibernate.dialect.DB2Dialect |
| DB2 AS/400 |
org.hibernate.dialect.DB2400Dialect |
| DB2 OS390 |
org.hibernate.dialect.DB2390Dialect |
| PostgreSQL |
org.hibernate.dialect.PostgreSQLDialect |
| MySQL5 |
org.hibernate.dialect.MySQL5Dialect |
| MySQL5 with InnoDB |
org.hibernate.dialect.MySQL5InnoDBDialect |
| MySQL with MyISAM |
org.hibernate.dialect.MySQLMyISAMDialect |
| Oracle（any version） |
org.hibernate.dialect.OracleDialect |
| Oracle 9i |
org.hibernate.dialect.Oracle9iDialect |
| Oracle 10g |
org.hibernate.dialect.Oracle10gDialect |
| Oracle 11g |
org.hibernate.dialect.Oracle10gDialect |
| Sybase |
org.hibernate.dialect.SybaseASE15Dialect |
| Sybase Anywhere |
org.hibernate.dialect.SybaseAnywhereDialect |
| Microsoft SQL Server 2000 |
org.hibernate.dialect.SQLServerDialect |
| Microsoft SQL Server 2005 |
org.hibernate.dialect.SQLServer2005Dialect |
| Microsoft SQL Server 2008 |
org.hibernate.dialect.SQLServer2008Dialect |
| SAP DB |
org.hibernate.dialect.SAPDBDialect |
| Informix |
org.hibernate.dialect.InformixDialect |
| HypersonicSQL |
org.hibernate.dialect.HSQLDialect |
| H2 Database |
org.hibernate.dialect.H2Dialect |
| Ingres |
org.hibernate.dialect.IngresDialect |
| Progress |
org.hibernate.dialect.ProgressDialect |
| Mckoi SQL |
org.hibernate.dialect.MckoiDialect |
| Interbase |
org.hibernate.dialect.InterbaseDialect |
| Pointbase |
org.hibernate.dialect.PointbaseDialect |
| FrontBase |
org.hibernate.dialect.FrontbaseDialect |
| Firebird |
org.hibernate.dialect.FirebirdDialect |