常用數據連接池種類：

不一樣的地方在於filters過濾器，設置了統計、和記錄

avtiviti支持的數據庫有：

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
 
">


    <!-- 1 基於H2內存數據庫 的流程引擎配置，也是在什麽都沒配置時的默認配置-->
    <!--
    <bean id="processEngineConfiguration" class="org.activiti.engine.impl.cfg.StandaloneInMemProcessEngineConfiguration">
        <property name="jdbcUrl" value="jdbc:h2:mem:activiti;DB_CLOSE_DELAY=1000;MVCC=TRUE" />
        <property name="
 
jdbcDriver" value="org.h2.Driver" />
        <property name="jdbcUsername" value="sa" />
        <property name="jdbcPassword" value="" />
    </bean>
    -->

    <!-- StandaloneInMemProcessEngineConfiguration裏面databaseSchemaUpdate默認為
    “create-drop”，即用時自動創建表，關閉時自動刪除表(ps:對應庫為空庫，中必須無表)
           
 
-->
    <bean id="processEngineConfiguration"
          class="org.activiti.engine.impl.cfg.StandaloneInMemProcessEngineConfiguration">
        <!--<property name="jdbcUrl" value="jdbc:mysql://localhost:3306/activiti6unit?useUnicode=true&amp;characterEncoding=utf-8&amp;useSSL=false" />
        <property name="jdbcDriver" value="com.mysql.jdbc.Driver" />
        <property name="jdbcUsername" value="root" />
        <property name="jdbcPassword" value="root" />-->

        <!--默認設置-->
        <!--<property name="databaseSchemaUpdate" value="create-drop" />-->
        <property name="databaseSchemaUpdate" value="true" />

        <property name="dataSource" ref="dataSource" />

        <!-- 其他一些屬性 -->
        <!-- 給表加上前綴
        <property name="databaseTablePrefix" value="t_" />
         -->

    </bean>

    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">
        <property name="url" value="jdbc:mysql://localhost:3306/activiti6unit?useUnicode=true&amp;characterEncoding=utf-8&amp;useSSL=false" />
        <property name="driverClassName" value="com.mysql.jdbc.Driver" />
        <property name="username" value="root" />
        <property name="password" value="root" />
        <property name="initialSize" value="1" />
        <property name="maxActive" value="10" />
        <property name="filters" value="stat,slf4j"/>
    </bean>

Activiti6-數據庫配置-dbconfig（學習筆記）