C3P0 0.9.1.2数据库连接池

C3P0 连接池可是 Java 开发中用得比较广泛的数据库连接池,适合需要频繁访问数据库的应用。简单来说,C3P0 会在内存里提前创建一定数量的数据库连接,应用用到时直接拿连接池里的连接,效率高了不少。比如你每次需要访问数据库时,不用再重复创建连接,而是复用池里的连接,使用完后还回去,这样能大大减少数据库连接的创建和销毁过程,节省系统资源。

最新的 C3P0 0.9.1.2 版本,在性能和稳定性上有了一些优化,开发者可以根据项目需求调整一些参数,例如连接池的最大连接数、最小连接数等等。配置简单,只需在项目中加入相应的 JAR 包,配置好参数,连接池的管理就能变得高效。

如果你是刚接触 C3P0 的开发者,可以先看看官方文档,了解一下池化连接的工作原理和优化技巧,对你的项目肯定有。使用时,记得好异常,避免因为连接池的异常导致应用崩溃。

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c3p0-0.9.1.2.bin.tgz 预估大小:66个文件
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c3p0-0.9.1.2 文件夹
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examples 文件夹
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JndiBindDataSource.java 2KB
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UseUnpooledDataSource.java 2KB
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c3p0-service.xml 3KB
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UseJndiDataSource.java 2KB
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UsePoolBackedDataSource.java 2KB
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LICENSE 26KB
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TODO 655B
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README 651B
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doc 文件夹
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old 文件夹
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doc-outtakes.html 417B
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apidocs 文件夹
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index-all.html 155KB
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resources 文件夹
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inherit.gif 57B
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stylesheet.css 1KB
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allclasses-noframe.html 3KB
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allclasses-frame.html 4KB
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com 文件夹
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mchange 文件夹
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v2 文件夹
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c3p0 文件夹
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PoolBackedDataSource.html 27KB
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C3P0ProxyConnection.html 14KB
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DriverManagerDataSource.html 20KB
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DataSources.html 26KB
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package-summary.html 12KB
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WrapperConnectionPoolDataSource.html 26KB
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PooledDataSource.html 76KB
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FullQueryConnectionTester.html 11KB
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PoolConfig.html 72KB
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package-frame.html 4KB
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QueryConnectionTester.html 11KB
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AbstractConnectionTester.html 25KB
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ComboPooledDataSource.html 73KB
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DriverManagerDataSourceFactory.html 18KB
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SQLWarnings.html 9KB
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AbstractConnectionCustomizer.html 16KB
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C3P0ProxyStatement.html 14KB
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package-tree.html 11KB
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UnifiedConnectionTester.html 22KB
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ConnectionTester.html 14KB
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JndiRefConnectionPoolDataSource.html 49KB
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ConnectionCustomizer.html 12KB
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PoolBackedDataSourceFactory.html 50KB
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C3P0Registry.html 17KB
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overview-tree.html 11KB
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serialized-form.html 12KB
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constant-values.html 18KB
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package-list 20B
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help-doc.html 8KB
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deprecated-list.html 13KB
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index.html 1KB
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arrow_sm.png 375B
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index.html 130KB
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apidocs-oracle-thin 文件夹
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index-all.html 6KB
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resources 文件夹
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inherit.gif 57B
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stylesheet.css 1KB
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allclasses-noframe.html 726B
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allclasses-frame.html 746B
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com 文件夹
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mchange 文件夹
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v2 文件夹
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c3p0 文件夹
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dbms 文件夹
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OracleUtils.html 10KB
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package-summary.html 6KB
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package-frame.html 972B
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package-tree.html 5KB
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overview-tree.html 5KB
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constant-values.html 5KB
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package-list 25B
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help-doc.html 8KB
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deprecated-list.html 5KB
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index.html 1KB
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lib 文件夹
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c3p0-0.9.1.2-jdk1.3.jar 595KB
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c3p0-0.9.1.2.jar 596KB
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c3p0-oracle-thin-extras-0.9.1.2.jar 3KB
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CHANGELOG 77KB
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tgz 文件大小:1.2MB