在配置hibernate.cfg.xml时需指定使用数据库的方言：
例：
<property name="dialect">org.hibernate.dialect.MySQL5Dialect<!--property>
以下是各数据库对应的方言（Dialect）：
|
数据库 |
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
|
来源：https://www.cnblogs.com/yccmelody/p/5462766.html