DataSource

DataSource

This type is a class for model objects.

Data Source is used by the application to access the data from the data base. A data source is created under a JDBC provider which provides the specific JDBC driver implementation class.
Package: jdbc
Supertype: ConnectionFactory

Classifier ID:  -1
Instance class name:  * Unspecified *
Instance class:  * Unspecified *

Reference attributes having this type:
  CMPConnectorFactory.cmpDatasource

Attributes Summary

statementCacheSize : EInt Number of free prepared statements per connection.

datasourceHelperClassname : EString The datastore helper used to perform specific database functions.

relationalResourceAdapter : J2CResourceAdapter @ A reference to the relational resource adapter to use for this datasource. This will always be a reference to the default internal WebSphere Relational Resource Adapter.

Attribute Details

statementCacheSize  -  Number of free prepared statements per connection.
    Data Type: EInt
    Default value:  10
    Required:  false
    Changeable:  true
    Unsettable:  true
    Many:  false
    Ordered:  true
    Lower bound:  0
    Upper bound:  1
    Unique:  true
    Derived:  false
    Transient:  false
    Volatile:  false

datasourceHelperClassname  -  The datastore helper used to perform specific database functions.
    Data Type: EString
    Default value:  unspecified
    Required:  false
    Changeable:  true
    Unsettable:  false
    Many:  false
    Ordered:  true
    Lower bound:  0
    Upper bound:  1
    Unique:  true
    Derived:  false
    Transient:  false
    Volatile:  false

relationalResourceAdapter  -  A reference to the relational resource adapter to use for this datasource. This will always be a reference to the default internal WebSphere Relational Resource Adapter.
    Reference Type: J2CResourceAdapter @
    Containment:  false
    Container:  false
    Required:  true
    Changeable:  true
    Unsettable:  false
    Many:  false
    Ordered:  true
    Lower bound:  1
    Upper bound:  1
    Unique:  true
    Derived:  false
    Transient:  false
    Volatile:  false

(C) COPYRIGHT International Business Machines Corp. 1996-2006

Attributes Summary
statementCacheSize : EInt	Number of free prepared statements per connection.
datasourceHelperClassname : EString	The datastore helper used to perform specific database functions.
relationalResourceAdapter : J2CResourceAdapter @	A reference to the relational resource adapter to use for this datasource. This will always be a reference to the default internal WebSphere Relational Resource Adapter.