What is testWhileIdle?
testWhileIdle. false. The indication of whether objects will be validated by the idle object evictor (if any). If an object fails to validate, it will be dropped from the pool. timeBetweenEvictionRunsMillis.
What is removeAbandonedTimeout?
removeAbandonedTimeout. (int) Timeout in seconds before an abandoned(in use) connection can be removed. The default value is 60 (60 seconds). The value should be set to the longest running query your applications might have.
What is javax SQL DataSource?
The javax. sql package provides for the following: The DataSource interface as an alternative to the DriverManager for establishing a connection with a data source. Connection pooling and Statement pooling. Distributed transactions.
What is minEvictableIdleTimeMillis?
minEvictableIdleTimeMillis: The minimum amount of time an object may sit idle in the pool before it is eligible for eviction. This value needs to be determined basis on the type of application, like for an eCommerce or banking application the value would be different as compared to a reporting application.
What is Validationquerytimeout?
3. 10. The validation query is a query run by the data source to validate that a Connection is still open before returning it. Here’s Tomcat’s definition of a validation query; scroll down to the middle of section “4. Configure Tomcat’s Resource Factory”, looking for the “validationQuery” attribute.
What is maxIdle?
maxIdle (int) The maximum number of connections that should be kept in the pool at all times. Default value is maxActive:100 Idle connections are checked periodically (if enabled) and connections that been idle for longer than minEvictableIdleTimeMillis will be released. (
What is JDBC connection pool size?
The connection pool configuration settings are: Initial and Minimum Pool Size: Minimum and initial number of connections maintained in the pool (default is 8) Maximum Pool Size: Maximum number of connections that can be created to satisfy client requests (default is 32)
What is Oracle data source?
A data source is a Java object that implements the javax. sql. DataSource interface. Data sources offer a portable, vendor-independent method for creating JDBC connections. Data sources are factories that return JDBC connections to a database.
What is JDBC DataSource?
A DataSource object provides a new way for JDBC clients to obtain a DBMS connection. This DataSource entry then points to a connection pool that is also defined in the weblogic. properties file. DataSource objects can be defined with or without Java Transaction Services (JTS) enabled.
What is Validationquery?
The validation query is a query run by the data source to validate that a Connection is still open before returning it.