hibernate.c3p0

本文详细介绍了Hibernate框架的配置文件设置,包括数据库连接参数、连接池配置、SQL显示等,并列举了多个映射文件路径。
<?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>
    <property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
    <property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
    <property name="hibernate.connection.url">jdbc:mysql://localhost:3306/db?zeroDateTimeBehavior=convertToNull&amp;useUnicode=true&amp;characterEncoding=utf-8</property>
    <property name="hibernate.connection.username">aabbcc</property>
    <property name="hibernate.connection.password">aabbcc</property>
    <!-- 指定连接池里的最大连接数 -->
    <property name="hibernate.c3p0.maxsize">50</property>
    <!-- 指定连接池里最小连接数 -->
    <property name="hibernate.c3p0.minsize">1</property>
    <!-- 指定连接池里的超时时常 -->
    <property name="hibernate.c3p0.timeout">5000</property>
    <!-- 指定连接池里最大缓存多少个Statement对象 -->
    <property name="hibernate.c3p0.max_statements">100</property>
    <property name="hibernate.c3p0.idle_test_period">3000</property>
    <property name="hibernate.c3p0.acquire_increment">2</property>
    <property name="hibernate.c3p0.validate">true</property>
    <property name="hibernate.c3p0.testConnectionOnCheckout">true</property>
    <property name="hibernate.show_sql">true</property>
    
    <property name="hibernate.transaction.factory_class">org.hibernate.transaction.JDBCTransactionFactory</property>
   

    <mapping resource="apps/siteStatic/htmlcreater/dao/HtmlDocFile.hbm.xml"/>
    <mapping resource="apps/docOpenIdService/dao/OidDocOpenidInfo.hbm.xml"/>
    <mapping resource="apps/docOpenIdService/dao/OidDocOpenid.hbm.xml"/>
    
    
  </session-factory>
</hibernate-configuration>

<?xml version='1.0' encoding='utf-8'?> <!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd"> <hibernate-configuration> <session-factory> <!-- MySQL 8.x 配置(使用新版驱动时) --> Connection conn = DriverManager.getConnection(url, user, pwd); <property name="connection.driver_class">com.mysql.cj.jdbc.Driver</property> <property name="connection.url">jdbc:mysql://localhost:3306/message_db?useSSL=false&serverTimezone=UTC&allowPublicKeyRetrieval=true</property> <property name="connection.username">root</property> <property name="connection.password">82615486</property> <!-- 连接池设置 --> <property name="hibernate.c3p0.min_size">5</property> <property name="hibernate.c3p0.max_size">20</property> <property name="hibernate.c3p0.timeout">1800</property> <property name="hibernate.c3p0.max_statements">50</property> <property name="dialect">org.hibernate.dialect.MySQL5InnoDBDialect</property> <property name="show_sql">true</property> <!-- 强制使用TLSv1.2协议 --> <property name="hibernate.connection.sslProtocol">TLSv1.2</property> <property name="hibernate.connection.sslEnabled">true</property> <mapping class="model.Message"/> <mapping class="model.User"/> </session-factory> </hibernate-configuration>tly registered JDBC driver list: Exception in thread "main" java.lang.ClassCastException: com.mysql.cj.jdbc.Driver cannot be cast to java.sql.Driver at servlet.TestConnection.main(TestConnection.java:24)
最新发布
06-22
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