What is PoolingDataSource?
What is PoolingDataSource?
PoolingDataSource implements the DataSource interface using a provided ObjectPool. PoolingDatasource take cares of whatever has to do with connections (casting, checking validity, setting properties, etc) and ObjectPool take cares of holding and counting this whatever-type-it-is object.
What is BasicDataSource in Java?
BasicDataSource object, that is the basic implementation of javax. sql. DataSource that is configured via JavaBeans properties. In short, to create a simple BasicDataSource object you should: Create a BasicDataSource object and configure the database.
What is Commons dbcp2?
This Commons package provides an opportunity to coordinate the efforts required to create and maintain an efficient, feature-rich package under the ASF license. The commons-dbcp2 artifact relies on code in the commons-pool2 artifact to provide the underlying object pool mechanisms.
How does DBCP connection pool work?
Connection Pooling addresses this problem by creating a pool of connections and storing them in an Object Pool. Whenever the client requests for some data, an idle connection object is retrieved from the connection pool and the database is queried against this connection.
What is DBCP in Tomcat?
Tomcat DBCP is just a renamed version of Apache Commons DBCP, with also a different internal package name prefix. At build time, Tomcat fetches the Commons DBCP sources (the version depends on the Tomcat version, for instance Tomcat 7.0. 27 uses Commons DBCP 1.4), and does package name replacement ( org. apache.
What is DBCP?
Hazard Summary. 1,2-Dibromo-3-chloropropane (DBCP) was used in the past as a soil fumigant and nematocide on crops; it is no longer used except as an intermediate in chemical synthesis.
What is data source object?
A DataSource object represents a particular DBMS or some other data source, such as a file. If a company uses more than one data source, it will deploy a separate DataSource object for each of them. The DataSource interface is implemented by a driver vendor.
What is tomcat DBCP?
What does DBCP stand for?
DBCP
Acronym | Definition |
---|---|
DBCP | Data Base Connection Pools |
DBCP | Database Connection Pooling |
DBCP | Data Buoy Cooperation Panel (IOC, WMO) |
DBCP | Drifting Buoy Cooperation Panel (oceanography) |
What is maxWait in Tomcat?
maxWait. (int) 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. Default value is 30000 (30 seconds) testOnBorrow.
What is maxIdle in Tomcat?
maxIdle (int) The maximum number of connections that should be kept in the pool at all times.
What is DBCP pesticide?
Dibromochloropropane (DBCP) is a pesticide used against nematodes (roundworms or threadworms) that damage pineapples, bananas and other tropical fruits. It was introduced into US agriculture in 1955 and approved for use as a fumigant in 1964.
What are the types of data source?
There are three types of data sources:
- relational.
- multidimensional (OLAP)
- dimensionally modeled relational.
What is Springsource data boot?
A DataSource is a factory for connections to the physical databases. It is an alternative to the DriverManager facility. A datasource uses a URL along with username/password credentials to establish the database connection.
What is removeAbandonedTimeout in Tomcat?
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.
Why was DBCP banned?
Dibromochloropropane (1,2-dibromo-3-chloropropane, DBCP), a pesticide used widely for over 20 years to control nematodes on crops, turf and in nurseries, was banned by the United States Environmental Protection Agency (US EPA) in 1977 because of evidence of infertility in men and induction of a variety of tumors in …