我正在使用带有c3p0.4.2.6.Final的hibernate4.2.6.final和带有mysql 5.5的mysql-connector-java.5.1.26，我也使用spring.3.2.4.RELEASE。 我用hibernate保存对象时得到这个奇怪的错误。奇怪的是hibernate设法保存表但仍抱怨语法错误和sql语法。 这是我的pom.xml：
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>ir.raysis.</groupId>
<artifactId>azraspina</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>azraspina Maven Webapp</name>
<url>http://maven.apache.org</url>
<properties>
<hibernate.version>4.2.6.Final</hibernate.version>
<log4j.version>1.2.17</log4j.version>
<slf4j.version>1.7.5</slf4j.version>
<spring.version>3.2.4.RELEASE</spring.version>
<springsecurity.version>3.1.4.RELEASE</springsecurity.version>
</properties>
<dependencies>
<dependency>
<groupId>log4j</groupId>
<artifactId>apache-log4j-extras</artifactId>
<version>1.1</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${slf4j.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>${hibernate.version}</version>
<scope>compile</scope>
<exclusions>
<exclusion>
<artifactId>slf4j-api</artifactId>
<groupId>org.slf4j</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-c3p0</artifactId>
<version>4.2.6.Final</version>
<scope>compile</scope>
<exclusions>
<exclusion>
<artifactId>slf4j-api</artifactId>
<groupId>org.slf4j</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.hibernate.javax.persistence</groupId>
<artifactId>hibernate-jpa-2.0-api</artifactId>
<version>1.0.1.Final</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>${log4j.version}</version>
</dependency>
<dependency>
<groupId>com.sun.faces</groupId>
<artifactId>jsf-api</artifactId>
<version>2.2.4</version>
</dependency>
<dependency>
<groupId>com.sun.faces</groupId>
<artifactId>jsf-impl</artifactId>
<version>2.2.4</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.26</version>
</dependency>
<dependency>
<groupId>dom4j</groupId>
<artifactId>dom4j</artifactId>
<version>1.6.1</version>
</dependency>
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.1.3</version>
</dependency>
<dependency>
<groupId>commons-collections</groupId>
<artifactId>commons-collections</artifactId>
<version>20040616</version>
</dependency>
<dependency>
<groupId>cglib</groupId>
<artifactId>cglib</artifactId>
<version>3.0</version>
</dependency>
<dependency>
<groupId>javax.transaction</groupId>
<artifactId>jta</artifactId>
<version>1.1</version>
</dependency>
<!-- BOC SECURITY -->
<!-- security dependencies -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- Spring Security -->
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-core</artifactId>
<version>${springsecurity.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-web</artifactId>
<version>${springsecurity.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-config</artifactId>
<version>${springsecurity.version}</version>
</dependency>
<dependency>
<groupId>javax.mail</groupId>
<artifactId>mail</artifactId>
<version>1.4.7</version>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
<version>20041127.091804</version>
</dependency>
<!-- EOC SECURITY -->
</dependencies>
<build>
<finalName>azraspina</finalName>
<testResources>
<testResource>
<filtering>false</filtering>
<directory>src/main/resources</directory>
</testResource>
<testResource>
<filtering>false</filtering>
<directory>src/test/java</directory>
<includes>
<include>**</include>
</includes>
<excludes>
<exclude>**/*.java</exclude>
</excludes>
</testResource>
</testResources>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>tomcat-maven-plugin</artifactId>
<configuration>
<username>admin</username>
<password>admin</password>
<server>azraspinaserver</server>
<path>/azraspina</path>
<url>http://localhost:8080/manager/html</url>
</configuration>
</plugin>
</plugins>
</build>
</project>
这是hibernate配置文件：
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<!-- Database connection settings -->
<property name="connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="connection.url">jdbc:mysql://localhost:3306/azraspina?autoReconnect=true&useUnicode=true&characterEncoding=UTF-8&tcpKeepAlive=true</property>
<property name="connection.username">user</property>
<property name="connection.password">pas</property>
<property name="hibernate.connection.useUnicode">true</property>
<property name="hibernate.connection.characterEncoding">UTF-8</property>
<property name="hibernate.connection.charSet">UTF-8</property>
<!-- JDBC connection pool (use the built-in) -->
<property name="connection.pool_size">50</property>
<!-- SQL dialect -->
<property name="dialect">org.hibernate.dialect.MySQL5Dialect</property>
<!-- Enable Hibernate's automatic session context management -->
<property name="current_session_context_class">thread</property>
<!-- Disable the second-level cache -->
<property name="cache.provider_class">org.hibernate.cache.NoCacheProvider</property>
<!--C3P0 configure-->
<property name="hibernate.jdbc.batch_size">20</property>
<property name="hibernate.connection.provider_class">
org.hibernate.connection.C3P0ConnectionProvider
</property>
<property name="hibernate.c3p0.acquire_increment">3</property>
<property name="hibernate.c3p0.idle_test_period">14400</property>
<property name="hibernate.c3p0.timeout">25200</property>
<property name="hibernate.c3p0.max_size">15</property>
<property name="hibernate.c3p0.min_size">5</property>
<property name="hibernate.c3p0.max_statements">0</property>
<property name="hibernate.c3p0.preferredTestQuery">select 1;</property>
<!--End C3P0-->
<!-- Echo all executed SQL to stdout -->
<property name="show_sql">true</property>
<!-- Drop and re-create the database schema on startup -->
<property name="hbm2ddl.auto">update</property>
<!-- <property name="hbm2ddl.auto">create-drop</property> -->
<mapping class="ir.raysis.azraspina.domain.User"/>
<mapping class="ir.raysis.azraspina.domain.UserAuthority"/>
<!--changes -->
</session-factory>
</hibernate-configuration>
这是堆栈跟踪：
[DEBUG][11:25:41,914] [main] NewPooledConnection:490 com.mchange.v2.c3p0.impl.NewPooledConnection@22075431 handling a throwable.
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'constraint UK_r261muslviw4d89p3xlvagqof' at line 1
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
at com.mysql.jdbc.Util.getInstance(Util.java:386)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1054)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2570)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2731)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2812)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1811)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1725)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:208)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:227)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:178)
at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:506)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1790)
at ir.raysis.azraspina.db.HibernateUtil.<clinit>(HibernateUtil.java:19)
at ir.raysis.azraspina.db.SaveUpadteDelete.save(SaveUpadteDelete.java:29)
at ir.raysis.azraspina.db.dBAllFunc.save(dBAllFunc.java:29)
at ir.raysis.azraspina.db.AbsDBObject.save(AbsDBObject.java:35)
at ir.raysis.azraspina.util.DBInitializer.initDB(DBInitializer.java:64)
at init.initdb.main(initdb.java:14)
[DEBUG][11:25:41,919] [main] SqlUtils:97 Attempted to convert SQLException to SQLException. Leaving it alone. [SQLState: 42000; errorCode: 1064]
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'constraint UK_r261muslviw4d89p3xlvagqof' at line 1
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
at com.mysql.jdbc.Util.getInstance(Util.java:386)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1054)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2570)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2731)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2812)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1811)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1725)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:208)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:227)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:178)
at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:506)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1790)
at ir.raysis.azraspina.db.HibernateUtil.<clinit>(HibernateUtil.java:19)
at ir.raysis.azraspina.db.SaveUpadteDelete.save(SaveUpadteDelete.java:29)
at ir.raysis.azraspina.db.dBAllFunc.save(dBAllFunc.java:29)
at ir.raysis.azraspina.db.AbsDBObject.save(AbsDBObject.java:35)
at ir.raysis.azraspina.util.DBInitializer.initDB(DBInitializer.java:64)
at init.initdb.main(initdb.java:14)
[DEBUG][11:25:41,920] [main] DefaultConnectionTester:138 Testing a Connection in response to an Exception:
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'constraint UK_r261muslviw4d89p3xlvagqof' at line 1
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
at com.mysql.jdbc.Util.getInstance(Util.java:386)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1054)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2570)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2731)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2812)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1811)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1725)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:208)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:227)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:178)
at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:506)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1790)
at ir.raysis.azraspina.db.HibernateUtil.<clinit>(HibernateUtil.java:19)
at ir.raysis.azraspina.db.SaveUpadteDelete.save(SaveUpadteDelete.java:29)
at ir.raysis.azraspina.db.dBAllFunc.save(dBAllFunc.java:29)
at ir.raysis.azraspina.db.AbsDBObject.save(AbsDBObject.java:35)
at ir.raysis.azraspina.util.DBInitializer.initDB(DBInitializer.java:64)
at init.initdb.main(initdb.java:14)
[DEBUG][11:25:42,179] [main] NewPooledConnection:490 com.mchange.v2.c3p0.impl.NewPooledConnection@22075431 handling a throwable.
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'constraint UK_r43af9ap4edm43mmtq01oddj6' at line 1
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
at com.mysql.jdbc.Util.getInstance(Util.java:386)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1054)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2570)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2731)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2812)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1811)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1725)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:208)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:227)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:178)
at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:506)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1790)
at ir.raysis.azraspina.db.HibernateUtil.<clinit>(HibernateUtil.java:19)
at ir.raysis.azraspina.db.SaveUpadteDelete.save(SaveUpadteDelete.java:29)
at ir.raysis.azraspina.db.dBAllFunc.save(dBAllFunc.java:29)
at ir.raysis.azraspina.db.AbsDBObject.save(AbsDBObject.java:35)
at ir.raysis.azraspina.util.DBInitializer.initDB(DBInitializer.java:64)
at init.initdb.main(initdb.java:14)
[DEBUG][11:25:42,180] [main] SqlUtils:97 Attempted to convert SQLException to SQLException. Leaving it alone. [SQLState: 42000; errorCode: 1064]
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'constraint UK_r43af9ap4edm43mmtq01oddj6' at line 1
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
at com.mysql.jdbc.Util.getInstance(Util.java:386)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1054)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2570)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2731)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2812)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1811)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1725)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:208)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:227)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:178)
at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:506)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1790)
at ir.raysis.azraspina.db.HibernateUtil.<clinit>(HibernateUtil.java:19)
at ir.raysis.azraspina.db.SaveUpadteDelete.save(SaveUpadteDelete.java:29)
at ir.raysis.azraspina.db.dBAllFunc.save(dBAllFunc.java:29)
at ir.raysis.azraspina.db.AbsDBObject.save(AbsDBObject.java:35)
at ir.raysis.azraspina.util.DBInitializer.initDB(DBInitializer.java:64)
at init.initdb.main(initdb.java:14)
[DEBUG][11:25:42,180] [main] DefaultConnectionTester:138 Testing a Connection in response to an Exception:
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'constraint UK_r43af9ap4edm43mmtq01oddj6' at line 1
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
at com.mysql.jdbc.Util.getInstance(Util.java:386)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1054)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2570)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2731)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2812)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1811)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1725)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:208)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:227)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:178)
at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:506)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1790)
at ir.raysis.azraspina.db.HibernateUtil.<clinit>(HibernateUtil.java:19)
at ir.raysis.azraspina.db.SaveUpadteDelete.save(SaveUpadteDelete.java:29)
at ir.raysis.azraspina.db.dBAllFunc.save(dBAllFunc.java:29)
at ir.raysis.azraspina.db.AbsDBObject.save(AbsDBObject.java:35)
at ir.raysis.azraspina.util.DBInitializer.initDB(DBInitializer.java:64)
at init.initdb.main(initdb.java:14)
感谢任何建议