DBCP 기본 정보

general java 2010. 7. 7. 14:57

잘 알아두면 좋은 것들..

http://commons.apache.org/dbcp/apidocs/org/apache/commons/dbcp/BasicDataSource.html

protected  boolean closed 
           
protected  List connectionInitSqls 
          These SQL statements run once after a Connection is created.
protected  GenericObjectPool connectionPool 
          The object pool that internally manages our connections.
protected  Properties connectionProperties 
          The connection properties that will be sent to our JDBC driver when establishing new connections.
protected  DataSource dataSource 
          The data source we will use to manage connections.
protected  boolean defaultAutoCommit 
          The default auto-commit state of connections created by this pool.
protected  String defaultCatalog 
          The default "catalog" of connections created by this pool.
protected  Boolean defaultReadOnly 
          The default read-only state of connections created by this pool.
protected  int defaultTransactionIsolation 
          The default TransactionIsolation state of connections created by this pool.
protected  ClassLoader driverClassLoader 
          The class loader instance to use to load the JDBC driver.
protected  String driverClassName 
          The fully qualified Java class name of the JDBC driver to be used.
protected  int initialSize 
          The initial number of connections that are created when the pool is started.
protected  PrintWriter logWriter 
          The PrintWriter to which log messages should be directed.
protected  int maxActive 
          The maximum number of active connections that can be allocated from this pool at the same time, or negative for no limit.
protected  int maxIdle 
          The maximum number of connections that can remain idle in the pool, without extra ones being released, or negative for no limit.
protected  int maxOpenPreparedStatements 
          The maximum number of open statements that can be allocated from the statement pool at the same time, or non-positive for no limit.
protected  long maxWait 
          The maximum number of milliseconds that the pool will wait (when there are no available connections) for a connection to be returned before throwing an exception, or <= 0 to wait indefinitely.
protected  long minEvictableIdleTimeMillis 
          The minimum amount of time an object may sit idle in the pool before it is eligable for eviction by the idle object evictor (if any).
protected  int minIdle 
          The minimum number of active connections that can remain idle in the pool, without extra ones being created, or 0 to create none.
protected  int numTestsPerEvictionRun 
          The number of objects to examine during each run of the idle object evictor thread (if any).
protected  String password 
          The connection password to be passed to our JDBC driver to establish a connection.
protected  boolean poolPreparedStatements 
          Prepared statement pooling for this pool.
protected  boolean testOnBorrow 
          The indication of whether objects will be validated before being borrowed from the pool.
protected  boolean testOnReturn 
          The indication of whether objects will be validated before being returned to the pool.
protected  boolean testWhileIdle 
          The indication of whether objects will be validated by the idle object evictor (if any).
protected  long timeBetweenEvictionRunsMillis 
          The number of milliseconds to sleep between runs of the idle object evictor thread.
protected  String url 
          The connection URL to be passed to our JDBC driver to establish a connection.
protected  String username 
          The connection username to be passed to our JDBC driver to establish a connection.
protected  String validationQuery 
          The SQL query that will be used to validate connections from this pool before returning them to the caller.
protected  int validationQueryTimeout 
          Timeout in seconds before connection validation queries fail.

Posted by 김용환 '김용환'

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